7Baggers

Tennant Company
(NYSE:TNC) 

TNC stock logo

Tennant Company, together with its subsidiaries, designs, manufactures, and markets floor cleaning equipment in the Americas, Europe, the Middle East, Africa, and the Asia Pacific. The company offers a suite of products, including floor maintenance and outdoor cleaning equipment, detergent-free and ...

Founded: 1870
Full Time Employees: 4,373
Sector: Industrials
Industry: Specialty Industrial Machinery

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Quarterly
Annual
    Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2012-02-24 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-09-30 2008-06-30 2008-03-31 2007-12-31 2007-09-30 2007-06-30 2007-03-31 2006-12-31 2006-09-30 2006-06-30 2006-03-31 2005-12-31 2005-09-30 2005-06-30 2005-03-31 2004-12-31 2004-09-30 2004-06-30 2004-03-31 2003-12-31 2003-09-30 2003-06-30 2003-03-31 2002-12-31 2002-09-30 2002-06-30 2002-03-31 2001-09-30 2001-06-30 2001-03-31 2000-09-30 2000-06-30 2000-03-31 
                                                                                                           
      net sales
    297,900,000 291,600,000 303,300,000 318,600,000 290,000,000 328,900,000 315,800,000 331,000,000 311,000,000 311,400,000 304,700,000 321,700,000 305,800,000 291,000,000 262,900,000 280,200,000 258,100,000 276,400,000 272,000,000 279,100,000 263,300,000 273,000,000 261,900,000 214,000,000 252,100,000 294,800,000 280,700,000 299,700,000 262,500,000 285,212,000 273,255,000 292,197,000 272,847,000 279,295,000 261,921,000 270,791,000 191,059,000 211,746,000 200,134,000 216,828,000 179,864,000 205,853,000 204,802,000 215,404,000 185,740,000 216,277,000 202,643,000 219,084,000 183,979,000 195,140,000 188,541,000 200,238,000 168,092,000 187,507,000 178,268,000 199,493,000 173,712,000 193,159,000 186,990,000 201,259,000 172,591,000 182,788,000 168,637,000 166,137,000 150,106,000 164,224,000 154,427,000 148,578,000 128,647,000 153,285,000 185,935,000 193,584,000 168,600,000 182,608,000 161,329,000 165,203,000 155,078,000           128,790,000 119,102,000 119,995,000 110,058,000 110,772,000 113,137,000 114,399,000 107,403,000 105,783,000 96,598,000 105,000,000 110,700,000 103,700,000    
      yoy
    2.72% -11.34% -3.96% -3.75% -6.75% 5.62% 3.64% 2.89% 1.70% 7.01% 15.90% 14.81% 18.48% 5.28% -3.35% 0.39% -1.97% 1.25% 3.86% 30.42% 4.44% -7.39% -6.70% -28.60% -3.96% 3.36% 2.72% 2.57% -3.79% 2.12% 4.33% 7.90% 42.81% 31.90% 30.87% 24.89% 6.22% 2.86% -2.28% 0.66% -3.16% -4.82% 1.07% -1.68% 0.96% 10.83% 7.48% 9.41% 9.45% 4.07% 5.76% 0.37% -3.24% -2.93% -4.66% -0.88% 0.65% 5.67% 10.88% 21.14% 14.98% 11.30% 9.20% 11.82% 16.68% 7.14% -16.95% -23.25% -23.70% -16.06% 15.25% 17.18% 8.72%               16.27% 5.27% 4.89% 2.47% 4.72% 17.12% 8.95% -2.98% 2.01%        
      qoq
    2.16% -3.86% -4.80% 9.86% -11.83% 4.15% -4.59% 6.43% -0.13% 2.20% -5.28% 5.20% 5.09% 10.69% -6.17% 8.56% -6.62% 1.62% -2.54% 6.00% -3.55% 4.24% 22.38% -15.11% -14.48% 5.02% -6.34% 14.17% -7.96% 4.38% -6.48% 7.09% -2.31% 6.63% -3.28% 41.73% -9.77% 5.80% -7.70% 20.55% -12.63% 0.51% -4.92% 15.97% -14.12% 6.73% -7.50% 19.08% -5.72% 3.50% -5.84% 19.12% -10.35% 5.18% -10.64% 14.84% -10.07% 3.30% -7.09% 16.61% -5.58% 8.39% 1.50% 10.68% -8.60% 6.34% 3.94% 15.49% -16.07% -17.56% -3.95% 14.82% -7.67% 13.19% -2.34% 6.53%            8.13% -0.74% 9.03% -0.64% -2.09% -1.10% 6.51% 1.53% 9.51% -8.00% -5.15% 6.75%     
      cost of sales
    184,300,000 190,800,000 173,900,000 184,500,000 170,000,000 192,900,000 182,000,000 188,300,000 173,500,000 180,600,000 172,700,000 182,200,000 180,300,000 175,800,000 162,200,000 174,100,000 159,200,000 175,800,000 162,800,000 164,200,000 150,000,000 164,700,000 157,100,000 123,400,000 148,000,000 176,100,000 166,700,000 178,900,000 154,300,000 177,700,000 165,170,000 173,398,000 162,210,000 163,768,000 157,317,000 166,237,000 111,323,000 118,237,000 114,839,000 121,539,000 102,362,000 118,564,000 116,145,000 120,371,000 107,659,000 123,193,000 115,480,000 123,821,000 107,062,000 111,358,000 106,679,000 112,497,000 95,569,000 104,044,000 100,705,000 110,542,000 98,393,000 109,629,000 106,737,000 117,791,000 100,660,000 105,626,000 96,775,000 94,594,000 86,346,000 95,828,000 89,539,000 88,479,000 75,922,000 97,430,000 107,383,000 111,381,000 98,960,000 105,097,000 94,465,000 94,371,000 91,320,000           77,688,000 71,086,000 71,423,000 65,959,000 65,608,000 69,295,000 56,645,000 69,162,000 66,985,000 61,568,000 67,200,000 70,300,000 64,000,000    
      gross profit
    113,600,000 100,800,000 129,400,000 134,100,000 120,000,000 136,000,000 133,800,000 142,700,000 137,500,000 130,800,000 132,000,000 139,500,000 125,500,000 115,200,000 100,700,000 106,100,000 98,900,000 100,600,000 109,200,000 114,900,000 113,300,000 108,300,000 104,800,000 90,600,000 104,100,000 118,700,000 114,000,000 120,800,000 108,200,000 107,512,000 108,085,000 118,799,000 110,637,000 115,527,000 104,604,000 104,554,000 79,736,000 93,509,000 85,295,000 95,289,000 77,502,000 87,289,000 88,657,000 95,033,000 78,081,000 93,084,000 87,163,000 95,263,000 76,917,000 83,782,000 81,862,000 87,741,000 72,523,000 83,463,000 77,563,000 88,951,000 75,319,000 83,530,000 80,253,000 83,468,000 71,931,000 77,162,000 71,862,000 71,543,000 63,760,000 68,396,000 64,888,000 60,099,000 52,725,000 55,855,000 78,552,000 82,203,000 69,640,000 77,511,000 66,864,000 70,832,000 63,758,000           51,102,000 48,016,000 48,572,000 44,099,000 45,164,000 43,842,000           
      yoy
    -5.33% -25.88% -3.29% -6.03% -12.73% 3.98% 1.36% 2.29% 9.56% 13.54% 31.08% 31.48% 26.90% 14.51% -7.78% -7.66% -12.71% -7.11% 4.20% 26.82% 8.84% -8.76% -8.07% -25.00% -3.79% 10.41% 5.47% 1.68% -2.20% -6.94% 3.33% 13.62% 38.75% 23.55% 22.64% 9.72% 2.88% 7.13% -3.79% 0.27% -0.74% -6.23% 1.71% -0.24% 1.51% 11.10% 6.48% 8.57% 6.06% 0.38% 5.54% -1.36% -3.71% -0.08% -3.35% 6.57% 4.71% 8.25% 11.68% 16.67% 12.82% 12.82% 10.75% 19.04% 20.93% 22.45% -17.39% -26.89% -24.29% -27.94% 17.48% 16.05% 9.23%               13.15% 9.52%               
      qoq
    12.70% -22.10% -3.50% 11.75% -11.76% 1.64% -6.24% 3.78% 5.12% -0.91% -5.38% 11.16% 8.94% 14.40% -5.09% 7.28% -1.69% -7.88% -4.96% 1.41% 4.62% 3.34% 15.67% -12.97% -12.30% 4.12% -5.63% 11.65% 0.64% -0.53% -9.02% 7.38% -4.23% 10.44% 0.05% 31.13% -14.73% 9.63% -10.49% 22.95% -11.21% -1.54% -6.71% 21.71% -16.12% 6.79% -8.50% 23.85% -8.19% 2.35% -6.70% 20.98% -13.11% 7.61% -12.80% 18.10% -9.83% 4.08% -3.85% 16.04% -6.78% 7.38% 0.45% 12.21% -6.78% 5.41% 7.97% 13.99% -5.60% -28.89% -4.44% 18.04% -10.15% 15.92% -5.60% 11.10%            6.43% -1.14% 10.14% -2.36% 3.02%            
      gross margin %
    38.13% 34.57% 42.66% 42.09% 41.38% 41.35% 42.37% 43.11% 44.21% 42.00% 43.32% 43.36% 41.04% 39.59% 38.30% 37.87% 38.32% 36.40% 40.15% 41.17% 43.03% 39.67% 40.02% 42.34% 41.29% 40.26% 40.61% 40.31% 41.22% 37.70% 39.55% 40.66% 40.55% 41.36% 39.94% 38.61% 41.73% 44.16% 42.62% 43.95% 43.09% 42.40% 43.29% 44.12% 42.04% 43.04% 43.01% 43.48% 41.81% 42.93% 43.42% 43.82% 43.14% 44.51% 43.51% 44.59% 43.36% 43.24% 42.92% 41.47% 41.68% 42.21% 42.61% 43.06% 42.48% 41.65% 42.02% 40.45% 40.98% 36.44% 42.25% 42.46% 41.30% 42.45% 41.45% 42.88% 41.11% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% 39.68% 40.32% 40.48% 40.07% 40.77% 38.75% 0% 0% 0% 0% 0% 0% 0% NaN% NaN% NaN% 
      selling and administrative expense
    98,100,000 93,800,000 96,600,000 93,700,000 90,700,000 116,400,000 92,700,000 92,900,000 89,900,000 95,700,000 88,200,000 87,000,000 81,700,000 79,200,000 71,400,000 79,100,000 76,600,000 89,200,000 76,900,000 86,200,000 69,600,000 91,600,000 79,000,000 61,100,000 82,300,000 90,200,000 84,300,000 92,500,000 90,200,000 87,043,000 85,140,000 91,864,000 92,269,000 98,297,000 85,651,000 87,513,000 73,903,000 60,895,000 60,623,000 64,253,000 62,439,000 61,430,000 64,681,000 64,042,000 62,117,000 63,013,000 63,215,000 64,471,000 60,199,000 58,893,000 57,663,000 58,298,000 58,122,000 56,788,000 57,193,000 60,419,000 59,714,000 60,403,000 57,250,000 66,513,000 57,459,000 60,772,000 54,227,000 54,506,000 51,730,000 55,989,000 51,800,000 49,012,000 45,460,000 71,710,000 56,074,000 60,751,000 55,079,000                               
      research and development expense
    10,600,000 11,200,000 10,500,000 9,800,000 9,700,000 12,000,000 10,500,000 11,200,000 10,100,000 10,600,000 9,100,000 9,000,000 7,900,000 7,600,000 7,900,000 7,900,000 7,700,000 8,100,000 8,400,000 8,300,000 7,400,000 8,700,000 7,400,000 6,600,000 7,400,000 8,900,000 8,200,000 8,400,000 7,200,000 7,331,000 7,506,000 7,906,000 7,996,000 7,774,000 7,907,000 7,886,000 8,446,000 10,026,000 8,418,000 8,390,000 7,904,000 8,094,000 8,207,000 8,404,000 7,710,000 7,456,000 6,844,000 7,651,000 7,481,000 7,220,000 7,970,000 7,821,000 7,518,000 7,705,000 7,353,000 6,935,000 7,270,000 7,675,000 7,240,000 6,717,000 6,280,000 6,899,000 7,114,000 6,408,000 5,536,000 6,141,000 5,466,000 5,679,000 5,692,000 6,523,000 6,033,000 5,702,000 6,038,000                               
      operating income
    4,900,000 -4,200,000 22,300,000 30,600,000 19,600,000 7,600,000 30,600,000 38,600,000 37,500,000 24,500,000 34,700,000 43,500,000 35,900,000 28,400,000 21,400,000 22,800,000 14,600,000 13,100,000 23,900,000 20,400,000 36,300,000                                                                                   
      yoy
    -75.00% -155.26% -27.12% -20.73% -47.73% -68.98% -11.82% -11.26% 4.46% -13.73% 62.15% 90.79% 145.89% 116.79% -10.46% 11.76% -59.78%                                                                                       
      qoq
    -216.67% -118.83% -27.12% 56.12% 157.89% -75.16% -20.73% 2.93% 53.06% -29.39% -20.23% 21.17% 26.41% 32.71% -6.14% 56.16% 11.45% -45.19% 17.16% -43.80%                                                                                    
      operating margin %
    1.64% -1.44% 7.35% 9.60% 6.76% 2.31% 9.69% 11.66% 12.06% 7.87% 11.39% 13.52% 11.74% 9.76% 8.14% 8.14% 5.66% 4.74% 8.79% 7.31% 13.79% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% NaN% NaN% NaN% 
      interest expense
    -3,400,000 -2,100,000 -2,400,000 -2,200,000 -2,300,000 -1,600,000 -2,700,000 -2,500,000 -2,300,000 -2,500,000 -3,300,000 -4,000,000 -3,700,000 -3,400,000 -2,200,000 -1,200,000 -300,000 -700,000 -600,000 -2,100,000 -4,600,000 -4,800,000 -5,200,000 -5,600,000 -5,100,000 -5,400,000 -5,200,000 -5,400,000 -5,000,000 -5,606,000 -5,986,000 -6,005,000 -5,745,000 -6,674,000 -6,093,000 -11,833,000 -794,000 -360,000 -329,000 -288,000 -302,000 -302,000 -215,000 -419,000 -377,000 -421,000 -396,000 -419,000 -486,000 -443,000 -440,000 -411,000 -467,000 -496,000 -640,000 -669,000 -712,000 -624,000 -654,000 -545,000 -415,000 -400,000 -390,000 -396,000 -433,000 -540,000 -726,000 -912,000 -652,000 -1,117,000 -1,142,000 -1,197,000 -488,000 -215,000 -234,000 -198,000 -251,000                           
      net foreign currency transaction loss
    -400,000    -200,000    -200,000     -800,000    -500,000 -700,000   -1,250,000 -900,000                                                                                 
      other income
    -200,000 1,000,000 -500,000 -300,000 100,000 -700,000  100,000 100,000 200,000 -1,100,000   500,000 600,000 -300,000 -200,000   200,000 100,000 300,000 -200,000 -200,000 200,000 -700,000 100,000 1,400,000     -250,000                -31,000 -245,000 -157,000 -87,000 6,000 -137,000 99,000 41,000 35,000 45,000  -65,000 31,000 -134,000 57,000 58,000  59,000 21,000 -68,000 20,000 -91,000 -844,000 -750,000 5,000 -46,000 54,000 -32,000             29,000    4,000       300,000    
      income before income taxes
    900,000 -6,000,000 19,400,000 27,300,000 17,200,000 5,300,000 27,500,000 36,900,000 35,100,000 22,000,000 29,900,000 39,900,000 32,000,000 24,700,000 19,800,000 20,300,000 14,700,000 11,600,000 22,300,000 7,200,000                                                                                    
      income tax expense
    700,000 -1,600,000 4,500,000 7,100,000 4,100,000 -1,300,000 6,700,000 9,000,000 6,700,000 -9,000,000 7,000,000 8,600,000 7,700,000 900,000 4,200,000 3,700,000 4,400,000 3,700,000 800,000 -2,600,000 7,300,000 1,500,000 1,200,000 3,600,000 1,100,000 3,100,000 2,000,000 1,800,000 1,200,000 706,000 158,000 363,000 1,077,000 4,528,000 731,000 238,000 -584,000 6,127,000 4,396,000 7,266,000 2,088,000 4,034,000 4,902,000 6,994,000 2,406,000 4,000,000 4,562,000 7,533,000 2,792,000 7,150,000 4,779,000 6,565,000 1,153,000 4,784,000 4,359,000 6,748,000 2,414,000 4,395,000 4,215,000 4,870,000 2,537,000 -8,521,000 2,844,000 3,772,000 1,829,000 -1,145,000 1,835,000 1,914,000 -683,000 -6,627,000 4,087,000 6,430,000 3,061,000 8,328,000 278,000 5,948,000 3,291,000           2,337,000 1,852,000 2,498,000 1,934,000 2,146,000 1,750,000 2,542,000 2,005,000 2,059,000 27,000 1,600,000 400,000 100,000    
      net income
    200,000 -4,400,000 14,900,000 20,200,000 13,100,000 6,600,000 20,800,000 27,900,000 28,400,000 31,000,000 22,900,000 31,300,000 24,300,000 23,800,000 15,600,000 16,600,000                                                                                        
      yoy
    -98.47% -166.67% -28.37% -27.60% -53.87% -78.71% -9.17% -10.86% 16.87% 30.25% 46.79% 88.55%                                                                                            
      qoq
    -104.55% -129.53% -26.24% 54.20% 98.48% -68.27% -25.45% -1.76% -8.39% 35.37% -26.84% 28.81% 2.10% 52.56% -6.02%                                                                                         
      net income margin %
    0.07% -1.51% 4.91% 6.34% 4.52% 2.01% 6.59% 8.43% 9.13% 9.96% 7.52% 9.73% 7.95% 8.18% 5.93% 5.92% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% 0% NaN% NaN% NaN% 
      net income per share
                                                                                                           
      basic
    0.01 -0.22 0.81 1.1 0.7 0.36 1.11 1.47 1.52 1.67 1.23 1.7 1.32 1.28 0.84 0.9                                                                                        
      diluted
    0.01 -0.21 0.8 1.08 0.69 0.35 1.09 1.45 1.49 1.64 1.21 1.68 1.3 1.28 0.83 0.89                                                                                        
      weighted-average shares outstanding
                                                                                                           
      basic
    17,558,556 18,366,216 18,314,488 18,508,758 18,702,438 18,786,871 18,810,267 18,896,361 18,665,570 18,509,523 18,570,293 18,436,367 18,449,430 18,494,356 18,515,851 18,507,073 18,463,419 18,499,674 18,554,136 18,547,276 18,456,079 18,349,724 18,371,883 18,347,189 18,286,816 18,118,486 18,134,909 18,082,492 18,042,468 17,940,438 17,998,917 17,943,450 17,790,989 17,695,390 17,729,857 17,693,102 17,596,546 17,523,267 17,498,808 17,508,022 17,544,192 18,015,151 17,941,171 18,197,431 18,283,097 18,217,384 18,120,729 18,167,054 18,318,260 18,297,371 18,267,828 18,253,326 18,343,933 18,544,896 18,468,546 18,594,207 18,722,156 18,832,693 18,741,524 18,941,131 18,963,177 18,805,494 18,873,249 18,789,530 18,682,335   18,543,375       18,653 18,712 18,716,000           9,002 9,022   8,966   8,997 8,984 9,022  9.08 9.1    
      diluted
    17,804,603 18,579,707 18,547,724 18,687,918 18,960,007 19,096,138 19,093,873 19,206,801 19,077,767 18,783,633 18,878,311 18,713,455 18,682,268 18,697,255 18,691,916 18,683,798 18,799,732 18,849,217 18,871,217 18,931,703 18,831,423 18,635,002 18,648,328 18,584,693 18,666,238 18,453,145 18,487,948 18,394,865 18,345,211 18,338,569 18,439,621 18,371,538 18,245,359 17,695,390 18,171,444 17,693,102 17,596,546 17,976,183 17,973,206 17,933,243 17,977,587 18,493,447 17,941,171 18,672,040 18,780,934 18,740,858 18,635,287 18,675,607 18,839,172 18,833,453 18,811,638 18,787,880 18,889,317 19,102,016 19,040,875 19,203,563 19,228,272 19,360,428 19,271,074 19,467,553 19,556,036 19,332,103 19,402,902 19,302,802 19,090,423   18,716,769       19,157 19,179 19,181,000           9,152 9,192   9,000   9,058 9,151 9,022  9.23 9.24    
      net foreign currency transaction gain
     -700,000  -800,000   -400,000 700,000  -200,000 -400,000 1,000,000 -100,000   -1,000,000 600,000    500,000    -4,100,000    200,000                                                                           
      gain on sale of assets
                   -3,700,000                                                                                        
      other expense
               -600,000 -100,000      -300,000          -200,000 161,000 -130,000 -510,000  -1,260,000 -482,000 -197,000 -21,000 -306,000 -10,000 -314,000 -36,000 -246,000 -174,000 -185,000 -52,000 -70,500 -162,000 -89,000                             -671,000                           
      loss on extinguishment of debt
                       -11,300,000                                                                                    
      gain on sale of business
                                                          -784,000                                                 
      net income attributable to tennant company
                    10,300,000 7,900,000 21,500,000 9,800,000 25,700,000                                                                                   
      net income attributable to tennant company per share
                                                                                                           
      basic
                    0.56 0.43 1.16 0.53 1.39                                                                                   
      diluted
                    0.55 0.42 1.14 0.51 1.37                                                                                   
      net income including noncontrolling interest
                     7,900,000 21,500,000 9,800,000 25,700,000                                                                                   
      operating expense:
                                                                                                           
      total operating expense
                        77,000,000 100,300,000 86,400,000 67,700,000 89,700,000 99,100,000 92,500,000 100,900,000 97,400,000 94,374,000 92,646,000 99,770,000 100,265,000 106,071,000 93,558,000 95,399,000 82,349,000 70,921,000 69,041,000 72,730,000 70,405,000 69,524,000 84,087,000 72,446,000 69,827,000 70,469,000 70,059,000 72,122,000 67,680,000 66,113,000 65,633,000 66,119,000 65,640,000 64,493,000 63,762,000 67,354,000 66,984,000 68,078,000 64,490,000 73,230,000 63,739,000 44,880,250 61,341,000 60,914,000 57,266,000     47,357,750 62,107,000 66,207,000 61,117,000                               
      other income:
                                                                                                           
      interest income
                        700,000 800,000 800,000 800,000 900,000 800,000 800,000 900,000 800,000 495,000 839,000 952,000 749,000 830,000 698,000 793,000 84,000 142,000 107,000 40,000 41,000 27,000 42,000 53,000 50,000 48,000 84,000 95,000 75,000 95,000 67,000 114,000 114,000 198,000 229,000 330,000 310,000 276,000 224,000 184,000 68,000 4,000 52,000 31,000 45,000 92,000 96,000 95,000 111,000 208,000 306,000 216,000 313,000 475,000 463,000 378,000 537,000           11,000 88,000 899,000 228,000 192,000 122,000 1,534,000 133,000 90,000 134,000 100,000 200,000 200,000    
      total other expense
                        -3,300,000 -4,000,000 -5,500,000 -5,000,000 -8,100,000 -5,400,000 -4,900,000 -3,300,000 -4,200,000 -4,669,000 -5,572,000 -5,900,000 -5,995,000 -8,116,000 -6,719,000  -1,928,000 -1,091,000 -381,000  -570,000 -535,000 -619,000 -776,000 -822,000 -1,074,000 -750,000 -85,000 -650,000 -218,000 -833,000 -803,000 -671,000 -342,000 -697,000   207,000 -1,820,000   -1,000,000 -151,000 -682,000 -574,000                                       
      income before taxes
                        33,000,000                                                                                   
      net income attributable to tennant company per share:
                                                                                                           
      basic
                    0.56 0.43 1.16 0.53 1.39                                                                                   
      diluted
                    0.55 0.42 1.14 0.51 1.37                                                                                   
      weighted-average shares outstanding:
                                                                                                           
      basic
    17,558,556 18,366,216 18,314,488 18,508,758 18,702,438 18,786,871 18,810,267 18,896,361 18,665,570 18,509,523 18,570,293 18,436,367 18,449,430 18,494,356 18,515,851 18,507,073 18,463,419 18,499,674 18,554,136 18,547,276 18,456,079 18,349,724 18,371,883 18,347,189 18,286,816 18,118,486 18,134,909 18,082,492 18,042,468 17,940,438 17,998,917 17,943,450 17,790,989 17,695,390 17,729,857 17,693,102 17,596,546 17,523,267 17,498,808 17,508,022 17,544,192 18,015,151 17,941,171 18,197,431 18,283,097 18,217,384 18,120,729 18,167,054 18,318,260 18,297,371 18,267,828 18,253,326 18,343,933 18,544,896 18,468,546 18,594,207 18,722,156 18,832,693 18,741,524 18,941,131 18,963,177 18,805,494 18,873,249 18,789,530 18,682,335   18,543,375       18,653 18,712 18,716,000           9,002 9,022   8,966   8,997 8,984 9,022  9.08 9.1    
      diluted
    17,804,603 18,579,707 18,547,724 18,687,918 18,960,007 19,096,138 19,093,873 19,206,801 19,077,767 18,783,633 18,878,311 18,713,455 18,682,268 18,697,255 18,691,916 18,683,798 18,799,732 18,849,217 18,871,217 18,931,703 18,831,423 18,635,002 18,648,328 18,584,693 18,666,238 18,453,145 18,487,948 18,394,865 18,345,211 18,338,569 18,439,621 18,371,538 18,245,359 17,695,390 18,171,444 17,693,102 17,596,546 17,976,183 17,973,206 17,933,243 17,977,587 18,493,447 17,941,171 18,672,040 18,780,934 18,740,858 18,635,287 18,675,607 18,839,172 18,833,453 18,811,638 18,787,880 18,889,317 19,102,016 19,040,875 19,203,563 19,228,272 19,360,428 19,271,074 19,467,553 19,556,036 19,332,103 19,402,902 19,302,802 19,090,423   18,716,769       19,157 19,179 19,181,000           9,152 9,192   9,000   9,058 9,151 9,022  9.23 9.24    
      profit from operations
                         8,000,000 18,400,000 22,900,000 14,400,000 19,600,000 21,500,000 19,900,000 10,800,000 13,138,000 15,439,000 19,029,000 10,372,000 9,456,000 11,046,000 9,155,000 -2,613,000 22,588,000 16,254,000 22,559,000 7,097,000 17,765,000 4,570,000 22,587,000 8,254,000 22,615,000 17,104,000 23,141,000 9,237,000 17,669,000 16,229,000 21,622,000 6,883,000 18,970,000 13,801,000 21,597,000 8,335,000 15,452,000 15,763,000 10,238,000 8,192,000 9,491,000 10,521,000 10,629,000 6,494,000   5,408,000  -22,395,000 16,445,000 15,996,000 8,523,000 20,577,000 10,044,000 15,077,000 9,147,000           6,483,000 4,292,000 7,627,000 5,358,000 5,520,000  6,966,000 5,020,000 5,011,000  4,600,000 1,600,000 -200,000    
      profit before income taxes
                         4,000,000 12,900,000 17,900,000 6,300,000 14,200,000 16,600,000 16,600,000 6,600,000 8,469,000 9,867,000 13,129,000 4,377,000 1,340,000 4,327,000 -2,418,000 -4,541,000 21,497,000 15,873,000 22,594,000 6,527,000 17,230,000 3,951,000 21,811,000 7,432,000 21,541,000 16,354,000 23,056,000 8,587,000 17,451,000 15,396,000 20,819,000 6,212,000 18,628,000 13,104,000 20,419,000 7,738,000 15,659,000 13,943,000 10,725,000 8,403,000 8,491,000 10,370,000 9,947,000 5,920,000   4,921,000  -23,516,000 18,072,000 14,722,000 8,296,000 20,922,000 11,245,000 16,402,000 9,142,000           6,062,000 4,409,000 7,582,000 5,223,000 5,382,000            
      net earnings including noncontrolling interest
                         2,500,000 11,700,000 14,300,000 5,200,000 11,100,000 14,600,000 14,800,000 5,400,000 7,763,000 9,709,000 12,766,000 3,300,000 -3,188,000 3,596,000 -2,656,000                                                                    
      net earnings attributable to tennant company
                         2,500,000 11,700,000 14,300,000 5,200,000 11,000,000 14,600,000 14,800,000 5,400,000 7,718,000 9,676,000 12,744,000 3,274,000 -3,206,000 3,559,000 -2,591,000                                                                    
      net earnings attributable to tennant company per share:
                                                                                                           
      basic
                         0.14 0.64 0.78 0.28 0.6 0.81 0.82 0.3 0.43 0.54 0.71 0.18 -0.18 0.2 -0.15                                                                    
      diluted
                         0.13 0.63 0.77 0.28 0.59 0.79 0.81 0.29 0.42 0.52 0.69 0.18 -0.18 0.2 -0.15                                                                    
      net foreign currency transaction losses
                             -100,000 -600,000 -200,000  281,000 -295,000 -337,000 -749,000    -1,197,000    -273,000 -14,000 -272,000  -443,000 -534,000 -276,000  -208,000 -261,500 -303,000 -419,000 -324,000            -186,000                                       
      net earnings attributable to noncontrolling interest
                                 45,000 33,000 22,000 26,000 -7,000 37,000                                                                     
      cash dividend declared per common share
                               0.22 0.22 0.158 0.21 0.21 0.21 0.158 0.21 0.21 0.21 0.15 0.2 0.2 0.2 0.15 0.2 0.2 0.2 0.145 0.2 0.2 0.18 0.135 0.18 0.18 0.18 0.128 0.17 0.17 0.17 0.128 0.17 0.17 0.17 0.105 0.14 0.14 0.14 0.098 0.13 0.13 0.13 0.098 0.13 0.13 0.13                               
      loss on sale of business
                                           87,000 62,000                                                               
      net foreign currency transaction gains
                                     -593,750 -842,000 -336,000  43,750 -149,000 597,000    -225,000    328,000      93,000 -385,000 -880,000 -230,000 510,000 -1,390,000 913,000 527,000 -470,000 130,000 -375,000  -557,000 353,000 153,000      -455,000 52,000 454,000                            
      total other income
                                       -11,573,000    35,000                -1,178,000 -597,000   487,000 211,000     -696,000 -4,000 -487,000 -639,000 -1,121,000 1,627,000 -1,274,000 -227,000 345,000 1,201,000 1,325,000 -5,000                           
      net loss attributable to noncontrolling interest
                                       -65,000                                                                    
      net earnings
                                        -3,957,000 15,370,000 11,477,000 15,328,000 4,439,000 13,196,000 -951,000 14,817,000 5,026,000 17,541,000 11,792,000 15,523,000 5,795,000 10,301,000 10,617,000 14,254,000 5,059,000 13,844,000 8,745,000 13,671,000 5,324,000 11,264,000 9,728,000 5,855,000 5,866,000 17,012,000 7,526,000 6,175,000 4,091,000 6,715,000 5,783,000 3,007,000 -41,746,000 -16,889,000 13,985,000 8,292,000 5,235,000 12,594,000 10,967,000 10,454,000 5,851,000           3,725,000 2,557,000 5,084,000 3,289,000 3,236,000 2,546,000 3,987,000 2,684,000 2,929,000 -1,335,000 2,900,000 1,300,000 200,000    
      net earnings per share:
                                                                                                           
      basic
                                        -0.22 0.88 0.66 0.88 0.25 0.74 -0.05 0.81 0.27                                                           
      diluted
                                        -0.22 0.85 0.64 0.85 0.25 0.73 -0.05 0.79 0.27                                                           
      impairment of long-lived assets
                                              11,199,000                                                             
      earnings per share:
                                                                                                           
      basic
                                                 0.455 0.65 0.85 0.32 0.41 0.58 0.78 0.28 0.373 0.47 0.74 0.28 0.285 0.52 0.31 0.31 0.238 0.4 0.33 0.22   0.16                                    
      diluted
                                                 0.443 0.63 0.83 0.31 0.398 0.56 0.76 0.27 0.363 0.46 0.71 0.28 0.275 0.5 0.3 0.3 0.23 0.39 0.32 0.21   0.16                                    
      goodwill impairment charge
                                                                        43,363,000                                   
      esop income
                                                                     250,000 252,000 245,000 243,000 436,000 769,000 311,000 702,000 586,000 866,000 723,000 392,000                           
      gain on divestiture of assets
                                                                         17,000  -246,000                                
      total operating expenses
                                                                     62,130,000 57,266,000 54,691,000 94,515,000     56,934,000 56,820,000 55,755,000 54,611,000           44,619,000 43,724,000 40,945,000 38,741,000 39,644,000 39,672,000           
      profit (loss) from operations
                                                                     -7,189,750 7,622,000  -41,790,000                        4,170,000           
      profit (loss) before income taxes
                                                                     -7,472,500 7,618,000  -42,429,000                        4,296,000           
      earnings (loss) per share:
                                                                                                           
      basic
                                                                     -0.445 0.31  -2.29                                   
      diluted
                                                                     -0.445 0.31  -2.29                                   
      weighted average shares outstanding:
                                                                                                           
      basic
                                                                     18,507,772 18,591,713  18,262,257 18,303,137 18,216,063 18,402,929 18,441,002 18,641,000                 8,969  8,977     9.07      
      diluted
                                                                     18,507,772 18,954,008  18,262,257 18,581,840 18,478,095 18,778,343 18,844,504 19,146,000                 9,026  9,001     9.21      
      foreign currency transaction gains
                                                                        -361,000                                   
      foreign currency transaction gain
                                                                         481,250 2,538,000 146,000 -759,000                               
      earnings per share:
                                                                                                           
      basic earnings
                                                                         0.375 0.77 0.45 0.28 0.365 0.59 0.56 0.31           0.41 0.28 0.253 0.37 0.36 0.28 0.12 0.3 0.33 -0.15 0.32 0.14 0.02    
      diluted earnings
                                                                         0.37 0.76 0.44 0.28 0.355 0.57 0.55 0.31           0.41 0.28 0.25 0.36 0.36 0.28 0.118 0.3 0.32 -0.15 0.32 0.14 0.02    
      weighted average common shares outstanding:
                                                                                                           
      basic
                                                                     18,507,772 18,591,713  18,262,257 18,303,137 18,216,063 18,402,929 18,441,002 18,641,000                 8,969  8,977     9.07      
      diluted
                                                                     18,507,772 18,954,008  18,262,257 18,581,840 18,478,095 18,778,343 18,844,504 19,146,000                 9,026  9,001     9.21      
      see accompanying notes to condensed consolidated financial statements.
                                                                                                           
      research and development expenses
                                                                             6,448,000 5,910,000 5,766,000 5,745,000           4,370,000 4,054,000 4,124,000 4,122,000 4,250,000 4,201,000           
      selling and administrative expenses
                                                                             56,458,000 50,910,000 49,989,000 48,866,000           40,249,000 39,670,000 36,821,000 34,619,000 35,394,000 35,471,000 34,459,000 33,221,000 33,787,000 32,447,000 33,200,000 33,900,000 34,800,000    
      dividends
                                                                             0.09 0.12 0.12 0.12           0.21 0.21 0.158 0.21 0.21 0.21 0.153 0.21 0.2 0.2 0.2 0.2 0.2    
      net foreign currency transaction
                                                                                -12,000                           
      per share:
                                                                                                           
      weighted-average number of shares:
                                                                                                           
      basic
    17,558,556 18,366,216 18,314,488 18,508,758 18,702,438 18,786,871 18,810,267 18,896,361 18,665,570 18,509,523 18,570,293 18,436,367 18,449,430 18,494,356 18,515,851 18,507,073 18,463,419 18,499,674 18,554,136 18,547,276 18,456,079 18,349,724 18,371,883 18,347,189 18,286,816 18,118,486 18,134,909 18,082,492 18,042,468 17,940,438 17,998,917 17,943,450 17,790,989 17,695,390 17,729,857 17,693,102 17,596,546 17,523,267 17,498,808 17,508,022 17,544,192 18,015,151 17,941,171 18,197,431 18,283,097 18,217,384 18,120,729 18,167,054 18,318,260 18,297,371 18,267,828 18,253,326 18,343,933 18,544,896 18,468,546 18,594,207 18,722,156 18,832,693 18,741,524 18,941,131 18,963,177 18,805,494 18,873,249 18,789,530 18,682,335   18,543,375       18,653 18,712 18,716,000           9,002 9,022   8,966   8,997 8,984 9,022  9.08 9.1    
      diluted
    17,804,603 18,579,707 18,547,724 18,687,918 18,960,007 19,096,138 19,093,873 19,206,801 19,077,767 18,783,633 18,878,311 18,713,455 18,682,268 18,697,255 18,691,916 18,683,798 18,799,732 18,849,217 18,871,217 18,931,703 18,831,423 18,635,002 18,648,328 18,584,693 18,666,238 18,453,145 18,487,948 18,394,865 18,345,211 18,338,569 18,439,621 18,371,538 18,245,359 17,695,390 18,171,444 17,693,102 17,596,546 17,976,183 17,973,206 17,933,243 17,977,587 18,493,447 17,941,171 18,672,040 18,780,934 18,740,858 18,635,287 18,675,607 18,839,172 18,833,453 18,811,638 18,787,880 18,889,317 19,102,016 19,040,875 19,203,563 19,228,272 19,360,428 19,271,074 19,467,553 19,556,036 19,332,103 19,402,902 19,302,802 19,090,423   18,716,769       19,157 19,179 19,181,000           9,152 9,192   9,000   9,058 9,151 9,022  9.23 9.24    
      restructuring charges
                                                                                                 -2,000   4,004,000  4,900,000 5,100,000    
      weighted average number of shares:
                                                                                                           
      basic
                                                                     18,507,772 18,591,713  18,262,257 18,303,137 18,216,063 18,402,929 18,441,002 18,641,000                 8,969  8,977     9.07      
      diluted
                                                                     18,507,772 18,954,008  18,262,257 18,581,840 18,478,095 18,778,343 18,844,504 19,146,000                 9,026  9,001     9.21      
      operating expenses:
                                                                                                           
      less:
                                                                                                           
      earnings before income taxes
                                                                                                 2,092,250 4,689,000 4,988,000  4,500,000 1,700,000 300,000    
      income from operations
                                                                                                           
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2012-02-24 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-09-30 2008-06-30 2008-03-31 2007-12-31 2007-09-30 2007-06-30 2007-03-31 2004-06-30 2004-03-31 2003-12-31 2003-09-30 2003-06-30 2003-03-31 2002-12-31 2002-09-30 2002-06-30 2002-03-31 2001-09-30 2001-06-30 2001-03-31 
                                                                                                 
        assets
                                                                                                 
        cash and cash equivalents
      82,600,000  99,400,000 80,100,000 79,500,000                         85,609,000 53,473,000 53,901,000 54,001,000 58,398,000 55,947,000 53,305,000 44,997,000 58,033,000 42,283,000 27,945,000 26,914,000 51,300,000 56,807,000 67,638,000 76,824,000 92,962,000 79,784,000 62,603,000 63,400,000 80,984,000 65,309,000 48,576,000 49,755,000 53,940,000 62,699,000 38,432,000 39,537,000 52,339,000 52,339,000 44,273,000 41,451,000 38,919,000 39,529,000 33,730,000 34,489,000 27,273,000 18,062,000 13,938,000 16,092,000 26,699,000 29,285,000 22,774,000 18,509,000 25,291,000 33,092,000 23,929,000 32,927,000 24,123,000 20,898,000 19,852,000 24,587,000 21,150,000 8,710,000 10,087,000 16,356,000 13,353,000 11,000,000 16,139,000 13,400,000 15,400,000 16,700,000 
        receivables, less allowances of 10.5 and 10.4, respectively
      280,600,000                                                                                           
        inventories
      204,600,000 198,500,000 205,900,000 195,400,000 191,300,000 183,800,000 201,800,000 189,700,000 181,400,000 175,900,000 184,600,000 198,400,000 203,600,000 206,600,000 199,600,000 188,600,000 184,400,000 160,600,000 158,300,000 148,200,000 137,500,000 127,700,000 133,500,000 149,900,000 155,200,000 150,100,000 160,900,000 159,500,000 158,200,000 135,133,000 139,793,000 139,406,000 140,290,000 127,694,000 141,519,000 141,579,000 88,093,000 78,622,000 87,284,000 82,520,000 84,085,000 77,292,000 83,315,000 86,534,000 85,611,000 80,511,000 83,964,000 79,034,000 73,838,000 66,906,000 67,390,000 62,699,000 64,126,000 58,136,000 60,953,000 68,413,000 68,128,000 65,912,000 65,912,000 77,408,000 74,394,000 66,704,000 61,746,000 68,541,000 62,390,000 58,179,000 56,646,000 60,809,000 59,206,000 66,763,000 66,828,000 72,952,000 78,042,000 77,335,000 64,027,000 63,451,000 61,030,000 61,785,000 52,249,000 54,922,000 54,682,000 55,781,000 58,083,000 56,922,000 58,941,000 60,267,000 54,656,000 48,187,000 48,500,000 50,800,000 54,900,000 
        prepaid and other current assets
      43,300,000 38,000,000 43,700,000 33,800,000 28,900,000 33,900,000 40,600,000 34,700,000 33,600,000 28,500,000 31,100,000 32,100,000 33,100,000 39,800,000 43,900,000 43,000,000 30,500,000 31,200,000 29,000,000 31,500,000 23,200,000 25,000,000 31,800,000 27,500,000 30,800,000 33,000,000 34,200,000 32,500,000 33,600,000                                                               
        total current assets
      611,100,000 599,700,000 598,300,000 574,600,000 550,900,000 576,600,000 593,900,000 577,800,000 561,100,000 569,100,000 554,600,000 589,800,000 582,400,000 575,300,000 522,000,000 521,100,000 524,800,000 526,800,000 526,300,000 522,400,000 530,500,000 493,600,000 491,300,000 460,900,000 585,200,000 481,000,000 479,500,000 479,400,000 452,400,000 468,644,000 439,140,000 445,262,000 434,680,000 423,115,000 423,673,000 426,647,000 287,788,000 297,922,000 281,557,000 277,682,000 259,446,000 293,644,000 309,401,000 328,615,000 319,186,000 347,089,000 329,245,000 320,658,000 307,118,000 315,296,000 295,709,000 281,383,000 268,220,000 273,446,000 270,191,000 265,221,000 257,223,000 272,096,000 272,096,000 268,456,000 276,092,000 259,794,000 248,269,000 235,328,000 228,307,000 213,401,000 215,912,000 210,641,000 205,341,000 224,688,000 250,419,000 261,501,000 264,108,000 249,930,000 240,724,000 226,419,000 221,972,000 215,715,000 172,383,000 173,476,000 176,370,000 165,938,000 152,251,000 155,127,000 162,901,000 158,449,000 153,072,000 149,296,000 156,100,000 162,200,000 169,400,000 
        property, plant and equipment
      185,400,000 189,800,000 192,100,000 192,500,000 185,700,000 184,400,000 183,700,000 179,400,000 184,700,000 187,700,000 182,000,000 184,600,000 182,800,000 179,900,000 166,100,000 169,300,000 171,200,000 172,800,000 169,700,000 172,100,000 425,600,000 437,500,000 437,700,000 428,400,000 416,000,000 412,500,000 411,600,000 414,000,000 405,700,000 386,641,000 381,443,000 381,607,000 387,130,000 382,768,000 389,391,000 373,254,000 304,318,000 298,500,000 308,922,000 295,849,000 288,655,000 276,811,000 267,619,000 269,368,000 259,085,000 262,214,000 311,704,000 310,703,000 305,972,000 300,906,000 305,381,000 299,284,000 294,884,000 294,910,000 297,496,000 293,631,000 292,347,000 286,949,000 286,949,000 280,533,000 281,793,000 285,402,000 287,751,000 286,355,000 280,995,000 284,551,000 287,915,000 288,500,000 284,691,000 282,409,000 278,812,000 280,963,000 282,279,000 276,869,000 263,643,000 265,856,000 259,643,000 250,656,000 62,547,000 210,406,000 61,121,000 203,162,000 202,455,000 199,962,000  201,461,000 201,747,000 196,268,000 193,900,000 190,500,000 190,600,000 
        operating lease assets
      55,600,000 56,900,000 54,700,000 53,900,000 54,300,000 54,600,000 52,100,000 44,200,000 40,400,000 41,700,000 32,400,000 32,200,000 33,400,000 31,800,000 31,400,000 36,900,000 38,600,000 41,300,000 41,600,000 45,600,000 43,300,000 44,500,000 43,700,000 42,400,000 42,800,000 46,600,000 46,200,000 45,400,000 40,700,000                                                               
        goodwill
      209,900,000 208,600,000 208,300,000 207,200,000 192,800,000 185,600,000 198,400,000 191,000,000 192,200,000 187,400,000 180,500,000 185,600,000 185,000,000 182,000,000 168,600,000 180,300,000 190,000,000 193,100,000 197,700,000 202,000,000 199,200,000 207,800,000 201,400,000 193,900,000 191,200,000 195,100,000 185,400,000 193,300,000 189,700,000 182,671,000 184,619,000 185,715,000 196,165,000 186,044,000 179,048,000 183,250,000 21,456,000 21,065,000 24,669,000 17,524,000 17,151,000 16,803,000 16,822,000 17,670,000 17,557,000 18,355,000 18,725,000 19,295,000 19,161,000 18,929,000 19,246,000 19,263,000 19,798,000 19,717,000 19,779,000 19,830,000 20,442,000 20,303,000 20,303,000 20,385,000 21,917,000 20,575,000 20,423,000 20,221,000 19,764,000 19,863,000 20,181,000 20,068,000 19,358,000 19,036,000 62,095,000 62,272,000 79,459,000 85,100,000 29,053,000 29,059,000 28,573,000 27,903,000 23,415,000 21,983,000 17,812,000     16,751,000 16,765,000 16,294,000    
        intangible assets
      52,500,000 52,600,000 55,900,000 58,200,000 57,300,000 58,700,000 66,400,000 67,500,000 72,300,000 63,100,000 64,200,000 69,600,000 73,200,000 76,400,000 74,000,000 83,100,000 91,600,000 98,000,000 104,300,000 111,100,000 114,600,000 126,200,000 126,600,000 126,700,000 129,600,000 137,700,000 139,500,000 150,100,000 156,000,000 146,546,000 152,974,000 157,674,000 172,297,000 172,347,000 175,752,000 166,198,000 8,769,000 6,460,000 2,887,000 2,979,000 3,105,000 3,195,000 3,320,000 14,292,000 14,221,000 15,588,000 16,680,000 18,136,000 18,506,000 19,028,000 19,411,000 19,245,000 19,929,000 21,393,000 21,912,000 22,198,000 23,532,000 23,758,000 23,758,000 24,793,000 26,433,000 25,422,000 25,339,000 26,231,000 25,240,000 27,129,000 29,243,000 30,094,000 31,024,000 27,376,000 28,741,000 34,832,000 28,394,000 24,212,000 5,500,000 5,047,000 4,844,000 5,003,000           17,400,000 17,000,000 17,600,000 
        other assets
      162,100,000 161,300,000 147,600,000 155,100,000 139,300,000 130,200,000 121,600,000 107,600,000 101,000,000 64,400,000 45,600,000 46,500,000 43,900,000 39,700,000 43,000,000 34,500,000 34,000,000 29,700,000 27,500,000 28,200,000 22,300,000 25,000,000 22,200,000 25,700,000 27,500,000 29,200,000 27,000,000 29,300,000 27,000,000 15,747,000 14,953,000 14,730,000 20,002,000 21,319,000 22,959,000 22,953,000 19,933,000 19,054,000 17,362,000 15,508,000 18,852,000 11,644,000 10,728,000 12,379,000 10,926,000 11,192,000 15,337,000 16,962,000 17,056,000 17,154,000 7,303,000 8,389,000 9,503,000 9,022,000 8,736,000 5,397,000 5,717,000 5,937,000 5,937,000 7,427,000 8,244,000 7,440,000 7,827,000 7,569,000 6,909,000 7,108,000 7,262,000 6,544,000 6,457,000 6,493,000 5,231,000 7,894,000 8,298,000 7,738,000 7,572,000 7,255,000 7,174,000 6,663,000 3,639,000 1,903,000 1,961,000 5,329,000 6,631,000 3,115,000 2,775,000 2,870,000 3,197,000 3,822,000 3,200,000 3,100,000 3,300,000 
        total assets
      1,276,600,000 1,268,900,000 1,256,900,000 1,241,500,000 1,180,300,000 1,190,100,000 1,216,100,000 1,167,500,000 1,151,700,000 1,113,400,000 1,059,300,000 1,108,300,000 1,100,700,000 1,085,100,000 1,005,100,000 1,025,200,000 1,050,200,000 1,061,700,000 1,067,100,000 1,081,400,000 1,080,800,000 1,082,600,000 1,063,500,000 1,028,200,000 1,150,200,000 1,062,900,000 1,045,100,000 1,070,800,000 1,040,700,000 992,544,000 970,566,000 986,084,000 1,015,902,000 993,977,000 1,002,798,000 997,211,000 467,147,000 470,037,000 453,074,000 432,881,000 412,700,000 432,295,000 435,280,000 469,742,000 454,153,000 486,932,000 471,250,000 466,028,000 448,469,000 456,306,000 438,981,000 422,954,000 412,249,000 420,760,000 423,074,000 415,943,000 410,573,000 424,262,000 424,262,000 418,065,000 429,290,000 412,095,000 403,668,000 383,447,000 375,613,000 365,981,000 377,726,000 374,067,000 370,612,000 385,656,000 456,604,000 474,982,000 491,338,000 474,343,000 382,070,000 367,693,000 357,160,000 343,530,000 265,248,000 263,551,000 258,873,000 249,001,000 238,368,000 242,087,000 256,237,000 249,605,000 246,892,000 241,767,000 254,200,000 256,600,000 263,200,000 
        liabilities and equity
                                                                                                 
        current portion of long-term debt
      400,000 400,000 400,000 400,000 500,000 1,300,000 600,000 7,800,000 7,200,000 6,400,000 5,900,000 5,300,000 5,300,000 5,200,000 5,300,000 5,200,000 4,700,000 4,200,000 3,700,000 3,200,000 36,400,000 10,900,000 16,000,000 42,500,000 1,100,000 31,300,000 20,200,000 8,300,000 30,100,000 27,005,000 30,999,000 30,969,000 30,902,000 30,883,000   33,000 3,459,000 3,461,000 3,460,000 3,461,000            1,567,000 2,042,000 2,731,000 3,235,000 4,156,000 4,166,000 4,166,000 4,204,000 4,002,000 3,235,000 3,154,000 4,066,000 3,938,000 3,897,000  4,954,000                        
        accounts payable
      123,100,000 127,500,000 110,600,000 122,300,000 115,300,000 126,900,000 128,000,000 128,700,000 124,900,000 111,400,000 98,500,000 113,000,000 117,600,000 126,100,000 110,000,000 120,400,000 120,000,000 121,500,000 117,400,000 118,500,000 104,800,000 106,300,000 86,000,000 77,400,000 95,800,000 94,100,000 93,900,000 98,700,000 94,900,000 98,398,000 90,778,000 103,602,000 102,702,000 96,082,000 88,618,000 88,572,000 49,521,000 47,408,000 44,997,000 49,838,000 46,568,000 50,350,000 54,394,000 59,735,000 56,758,000 61,627,000 57,896,000 60,122,000 54,409,000 53,079,000 49,295,000 52,763,000 51,580,000 47,002,000 43,537,000 49,039,000 44,238,000 46,869,000 46,869,000 51,499,000 55,667,000 45,711,000 40,498,000 44,494,000 49,894,000 43,474,000 42,658,000 37,669,000 33,723,000 25,483,000 26,536,000 31,591,000 38,071,000 36,720,000 31,146,000 29,888,000 28,847,000 25,475,000          18,901,000 13,000,000 16,000,000 18,800,000 
        employee compensation and benefits
      39,600,000 40,900,000 48,900,000 41,300,000 39,300,000 60,500,000 59,400,000 51,700,000 46,700,000 67,300,000 62,100,000 51,600,000 44,900,000 44,000,000 47,200,000 50,400,000 48,000,000 60,600,000 59,900,000 61,000,000 49,000,000 53,700,000 50,500,000 45,000,000 40,200,000 63,500,000 52,900,000 50,200,000 41,600,000 49,453,000 42,157,000 41,289,000 34,674,000 37,257,000 35,085,000 35,789,000 23,450,000 35,997,000 30,861,000 30,137,000 26,887,000 34,528,000 36,541,000 28,566,000 25,461,000 33,842,000 33,549,000 27,101,000 25,300,000 29,756,000 31,096,000 24,496,000 24,999,000 33,021,000 32,300,000 24,763,000 23,295,000 32,934,000 32,934,000 31,649,000 26,051,000 22,539,000 31,281,000 28,434,000 22,391,000 20,333,000 28,092,000 25,620,000 21,815,000 17,934,000 23,334,000 20,993,000 21,282,000 20,058,000 29,699,000 26,577,000 23,266,000 19,475,000              
        other current liabilities
      125,500,000 124,300,000 121,600,000 110,800,000 102,300,000 103,500,000 85,500,000 78,000,000 81,600,000 88,600,000 78,300,000 87,900,000 89,000,000 86,300,000 81,700,000 88,900,000 93,700,000 104,000,000 95,200,000 101,600,000 87,000,000 83,400,000 91,800,000 86,600,000 88,000,000 86,000,000 102,900,000 102,500,000 100,600,000 71,895,000 71,842,000 66,753,000 70,293,000 69,447,000 63,327,000 58,189,000 45,173,000 43,617,000 42,585,000 40,792,000 38,602,000 43,027,000 42,670,000 41,494,000 38,072,000 45,508,000 43,209,000 43,456,000 41,390,000 44,076,000 40,512,000 39,156,000 36,876,000 38,844,000 37,519,000 36,836,000 36,401,000 39,404,000 39,404,000 40,571,000 40,055,000 35,520,000 40,702,000 35,498,000 34,451,000 36,394,000 37,401,000 37,454,000 35,583,000 36,869,000 50,189,000 32,114,000 34,365,000 30,922,000 31,310,000 27,248,000 25,259,000 25,732,000              
        total current liabilities
      288,600,000 293,100,000 281,500,000 274,800,000 257,400,000 292,200,000 273,500,000 266,200,000 260,400,000 273,700,000 244,800,000 257,800,000 256,800,000 261,600,000 244,200,000 264,900,000 266,400,000 290,300,000 276,200,000 284,300,000 277,200,000 254,300,000 244,300,000 251,500,000 225,100,000 274,900,000 269,900,000 259,700,000 267,200,000 248,874,000 238,748,000 245,422,000 241,371,000 236,507,000 202,910,000 194,610,000 120,233,000 132,829,000 122,889,000 128,177,000 115,770,000 133,216,000 139,467,000 136,809,000 123,882,000 145,630,000 139,511,000 135,287,000 124,143,000 131,526,000 126,187,000 121,391,000 116,041,000 121,694,000 117,391,000 116,572,000 108,444,000 123,992,000 123,992,000 127,937,000 126,618,000 107,485,000 116,144,000 113,461,000 114,564,000 108,734,000 116,152,000 109,091,000 98,922,000 87,081,000 107,159,000 100,583,000 106,996,000 98,058,000 96,673,000 88,019,000 81,118,000 72,728,000 68,000,000 67,961,000 59,507,000 57,595,000 49,741,000 55,928,000 70,349,000 65,280,000 63,445,000 55,811,000 56,900,000 61,500,000 65,400,000 
        long-term debt
      358,300,000 273,200,000 238,300,000 213,400,000 213,300,000 198,200,000 208,600,000 205,600,000 207,400,000 194,200,000 215,900,000 272,700,000 293,800,000 295,100,000 276,300,000 260,600,000 276,900,000 263,400,000 264,700,000 266,000,000 271,900,000 297,600,000 307,600,000 297,500,000 462,500,000 307,500,000 322,200,000 346,100,000 330,100,000 328,060,000 316,937,000 328,699,000 342,420,000 345,956,000 383,252,000 405,716,000 45,013,000 32,735,000 32,744,000 17,751,000 19,189,000 21,194,000 21,143,000 21,143,000 22,571,000 24,571,000 24,450,000 24,572,000 26,000,000 28,000,000 28,042,000 28,169,000 30,200,000 30,281,000 30,917,000 31,049,000 31,836,000 32,289,000 32,289,000 32,733,000 37,254,000 37,087,000 27,674,000 27,685,000 28,439,000 29,151,000 30,192,000 38,022,000 51,468,000 87,634,000 91,393,000 89,645,000 89,831,000 89,952,000 2,470,000 1,225,000 1,470,000 1,719,000 1,649,000 1,513,000 6,295,000 5,807,000 5,000,000 5,000,000 5,000,000 5,000,000 5,000,000 10,000,000 10,000,000 10,000,000 10,000,000 
        long-term operating lease liabilities
      33,800,000 35,500,000 34,300,000 34,100,000 35,400,000 36,300,000 35,200,000 29,700,000 27,100,000 27,400,000 18,700,000 17,400,000 18,300,000 17,100,000 17,300,000 21,700,000 22,900,000 25,400,000 26,300,000 29,500,000 27,700,000  27,800,000 27,100,000 27,300,000  29,800,000 29,100,000 24,700,000                                                               
        employee benefits
      15,400,000  14,900,000 14,800,000 14,200,000  13,800,000 13,400,000 13,700,000  13,000,000 13,200,000 13,300,000  15,900,000 15,400,000                                                                            
        deferred income taxes
      4,200,000 3,300,000 1,200,000 5,300,000 5,100,000 4,900,000 7,900,000 7,900,000 8,400,000 5,000,000 8,600,000 9,700,000 10,500,000 11,500,000 15,900,000 17,900,000 19,600,000 20,600,000 25,800,000 33,400,000 33,800,000 39,100,000 38,700,000 38,700,000 39,800,000 41,700,000 42,400,000 45,500,000 46,200,000 15,489,000 15,062,000 13,721,000 14,832,000 11,134,000 19,857,000 20,157,000 16,281,000 13,439,000 13,217,000 14,102,000 12,909,000                                                   
        other liabilities
      43,300,000 44,700,000 44,000,000 45,400,000 28,800,000 22,900,000 28,600,000 18,800,000 18,800,000 21,500,000 12,000,000 15,600,000 14,800,000 14,500,000 9,000,000 10,700,000 10,900,000 10,600,000 14,400,000 13,400,000 31,300,000 38,900,000 31,800,000 22,300,000 18,200,000 27,800,000 21,500,000 34,600,000 31,700,000 32,130,000 35,479,000 36,739,000 47,934,000 35,948,000 32,686,000 24,937,000 4,956,000 4,625,000 4,556,000 4,846,000 4,493,000 4,165,000 3,688,000 4,543,000 4,147,000 4,380,000 4,961,000 5,281,000 5,069,000 4,891,000 4,701,000 4,643,000 4,577,000 4,533,000 3,895,000 3,945,000 3,897,000 3,851,000 3,851,000 4,804,000 5,676,000 5,425,000 5,294,000 7,156,000 7,199,000 7,243,000 7,838,000 7,929,000 7,855,000 7,328,000 7,418,000 6,169,000 7,381,000 6,565,000 6,129,000   6,731,000              
        total long-term liabilities
      455,000,000 372,400,000 332,700,000 313,000,000 296,800,000 275,800,000 294,100,000 275,400,000 275,400,000 261,400,000 268,200,000 328,600,000 350,700,000 351,400,000 334,400,000 326,300,000 346,500,000 336,300,000 347,800,000 359,600,000 382,200,000 422,200,000 423,900,000 403,600,000 566,400,000 426,700,000 435,400,000 475,900,000 453,300,000 427,318,000 422,735,000 438,465,000 467,160,000 458,996,000 503,352,000 515,236,000 70,362,000 58,665,000 57,964,000 43,914,000 45,198,000 46,872,000 50,462,000 54,829,000 57,788,000 60,651,000 58,371,000 61,353,000 58,894,000 60,934,000 61,565,000 61,050,000 63,725,000 64,012,000 76,074,000 76,771,000 77,826,000 79,418,000 79,418,000 73,115,000 79,244,000 80,242,000 71,391,000 70,497,000 70,613,000 72,907,000 77,295,000 85,786,000 98,686,000 132,891,000 139,541,000 124,044,000 125,208,000 121,578,000 32,966,000 35,378,000 35,360,000 35,044,000              
        total liabilities
      743,600,000 665,500,000 614,200,000 587,800,000 554,200,000 568,000,000 567,600,000 541,600,000 535,800,000 535,100,000 513,000,000 586,400,000 607,500,000 613,000,000 578,600,000 591,200,000 612,900,000 626,600,000 624,000,000 643,900,000 659,400,000 676,500,000 668,200,000 655,100,000 791,500,000 701,600,000 705,300,000 735,600,000 720,500,000 676,192,000 661,483,000 683,887,000 708,531,000 695,503,000 706,262,000 709,846,000 190,595,000 191,494,000 180,853,000 172,091,000 160,968,000 180,088,000 189,929,000 191,638,000 181,670,000 206,281,000 197,882,000 196,640,000 183,037,000 192,460,000 187,752,000 182,441,000 179,766,000 185,706,000 193,465,000 193,343,000 186,270,000 203,410,000 203,410,000 201,052,000 205,862,000 187,727,000 187,535,000 183,958,000 185,177,000 181,641,000 193,447,000 194,877,000 197,608,000 219,972,000 246,700,000 224,627,000 232,204,000 219,636,000 129,639,000 123,397,000 116,478,000 107,772,000 97,870,000 97,312,000 93,257,000 90,803,000 81,974,000 88,070,000 102,092,000 97,131,000 95,351,000 92,599,000 99,700,000 102,800,000 106,800,000 
        commitments and contingencies
                                                                                                 
        common stock
      6,400,000 6,700,000 6,900,000 7,000,000 7,000,000 7,100,000 7,100,000 7,100,000 7,100,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 7,000,000 6,900,000 6,900,000 6,900,000 6,900,000 6,900,000 6,800,000 6,800,000 6,800,000 6,797,000 6,796,000 6,778,000 6,717,000 6,705,000 6,690,000 6,684,000 6,658,000 6,633,000 6,611,000 6,592,000 6,624,000 6,654,000 6,689,000 6,848,000 6,901,000 6,906,000 6,903,000 6,894,000 6,919,000 6,934,000 6,864,000 6,899,000 6,911,000 6,924,000 6,967,000 6,977,000    7,052,000 7,096,000 7,178,000  7,105,000 7,114,000 7,063,000 7,032,000 7,014,000 6,998,000 6,984,000  6,842,000 6,913,000 6,948,000  6,985,000 7,028,000 7,066,000 3,386,000 3,390,000  3,370,000 3,370,000 3,370,000  3,383,000 3,364,000 3,372,000 3,400,000 3,400,000 3,400,000 
        additional paid-in capital
        26,600,000 46,500,000 57,600,000 76,700,000 76,800,000 80,700,000 86,500,000 64,900,000 71,000,000 54,100,000 53,000,000 56,000,000 57,300,000 55,400,000 54,600,000 54,100,000 60,800,000 64,900,000 59,100,000 54,700,000 52,200,000 49,400,000 49,400,000 45,500,000 39,700,000 34,500,000 32,000,000 28,550,000 26,087,000 22,273,000 18,295,000 15,089,000 12,062,000 9,915,000 6,970,000 3,653,000 3,032,000     17,185,000 24,719,000 26,247,000 24,271,000 21,470,000 30,172,000 31,956,000 28,828,000 25,892,000 23,928,000 22,398,000 20,061,000 17,882,000 15,922,000 15,082,000 15,082,000 13,372,000 12,259,000 11,199,000 10,876,000 9,878,000 8,952,000 7,801,000 7,772,000 7,242,000 6,454,000 6,566,000 6,649,000 5,958,000 5,855,000 7,628,000 8,265,000 6,859,000 12,667,000 16,122,000 301,000 684,000 355,000     537,000   200,000 2,300,000  
        retained earnings
      562,100,000 628,100,000 641,500,000 632,000,000 617,200,000 609,700,000 608,600,000 593,100,000 570,500,000 547,400,000 521,700,000 503,800,000 477,400,000 458,000,000 439,100,000 428,300,000 416,300,000 410,600,000 407,400,000 390,200,000 384,800,000 363,300,000 365,000,000 357,400,000 347,100,000 346,000,000 339,100,000 328,500,000 317,700,000 316,269,000 312,539,000 306,667,000 297,717,000 297,032,000 303,987,000 304,170,000 310,501,000 318,180,000 306,521,000 298,568,000 289,903,000 293,682,000 288,420,000 298,586,000 287,427,000 286,091,000 272,183,000 264,073,000 252,233,000 249,927,000 246,093,000 241,065,000 233,134,000 236,065,000 231,501,000 228,332,000 228,137,000 227,944,000 227,944,000 219,507,000 219,365,000 225,147,000 220,391,000 204,647,000 201,307,000 195,513,000 192,584,000 187,479,000 183,524,000 182,299,000 223,692,000 244,766,000 238,371,000 234,313,000 233,527,000 230,471,000 222,467,000 214,248,000 170,682,000 168,845,000 168,180,000 163,721,000 162,378,000 161,060,000 161,281,000 160,813,000 160,022,000 159,891,000 165,200,000 164,100,000 164,600,000 
        accumulated other comprehensive loss
      -37,300,000 -33,200,000 -34,100,000 -33,600,000 -57,400,000 -72,700,000 -45,300,000 -56,300,000 -49,500,000 -42,300,000 -54,700,000 -44,300,000 -45,500,000 -50,200,000 -78,200,000 -58,000,000 -41,900,000 -37,900,000 -33,400,000 -25,900,000 -30,800,000 -20,100,000 -30,200,000 -42,000,000 -46,100,000 -38,500,000 -47,300,000 -36,100,000 -38,500,000 -37,194,000 -38,233,000 -35,391,000 -17,244,000 -22,323,000 -28,426,000 -36,614,000 -47,577,000 -49,923,000 -43,943,000 -44,370,000 -44,795,000 -48,129,000 -49,758,000 -44,515,000 -46,564,000 -38,593,000 -29,989,000 -23,049,000 -23,892,000 -24,971,000 -30,556,000 -33,343,000 -31,490,000 -30,333,000 -28,920,000 -30,591,000 -26,817,000 -29,237,000 -29,237,000 -22,918,000 -15,292,000 -19,156,000 -22,274,000 -22,141,000 -26,937,000 -26,037,000 -23,109,000                        -5,300,000 
        total tennant company shareholders' equity
      531,200,000 601,600,000 640,900,000 651,900,000 624,400,000 620,800,000 647,200,000 624,600,000 614,600,000 577,000,000 545,000,000 520,600,000 491,900,000 470,800,000 425,200,000 432,700,000 436,000,000 433,800,000 441,800,000 436,200,000 420,100,000 404,800,000 393,900,000 371,700,000 357,300,000 359,900,000 338,300,000 333,700,000 318,000,000 314,422,000 307,189,000 300,327,000 305,485,000 296,503,000 294,313,000 284,155,000                                                        
        noncontrolling interest
      1,800,000 1,800,000 1,800,000 1,800,000 1,700,000 1,300,000 1,300,000 1,300,000 1,300,000 1,300,000 1,300,000 1,300,000 1,300,000 1,300,000 1,300,000 1,300,000 1,300,000 1,300,000 1,300,000 1,300,000 1,300,000 1,300,000 1,400,000 1,400,000 1,400,000 1,400,000 1,500,000 1,500,000 2,200,000 1,930,000 1,894,000 1,870,000 1,886,000 1,971,000 2,223,000 3,210,000                                                        
        total equity
      533,000,000 603,400,000 642,700,000 653,700,000 626,100,000 622,100,000 648,500,000 625,900,000 615,900,000 578,300,000 546,300,000 521,900,000 493,200,000 472,100,000 426,500,000 434,000,000 437,300,000 435,100,000 443,100,000 437,500,000 421,400,000 406,100,000 395,300,000 373,100,000 358,700,000 361,300,000 339,800,000 335,200,000 320,200,000 316,352,000 309,083,000 302,197,000 307,371,000 298,474,000 296,536,000 287,365,000                                                        
        total liabilities and total equity
      1,276,600,000 1,268,900,000 1,256,900,000 1,241,500,000 1,180,300,000 1,190,100,000 1,216,100,000 1,167,500,000 1,151,700,000 1,113,400,000 1,059,300,000 1,108,300,000 1,100,700,000 1,085,100,000 1,005,100,000 1,025,200,000 1,050,200,000 1,061,700,000 1,067,100,000 1,081,400,000 1,080,800,000 1,082,600,000 1,063,500,000 1,028,200,000 1,150,200,000 1,062,900,000 1,045,100,000 1,070,800,000 1,040,700,000 992,544,000 970,566,000 986,084,000 1,015,902,000 993,977,000 1,002,798,000 997,211,000                                                        
        cash, cash equivalents, and restricted cash
       106,400,000    99,800,000 91,300,000 84,600,000 88,800,000 117,100,000 97,000,000 95,800,000 91,400,000 77,400,000 59,200,000 73,800,000 110,400,000 123,600,000 140,600,000 135,100,000 175,200,000 141,000,000 124,700,000 99,300,000 192,100,000 74,600,000 71,700,000 55,400,000 46,900,000                                                               
        receivables, less allowances of 10.4 and 7.1, respectively
       256,800,000                                                                                          
        liabilities and total equity
                                                                                                 
        employee-related benefits
       15,700,000    13,500,000    13,300,000    13,200,000   16,200,000 16,300,000 16,600,000 17,300,000 17,500,000 17,900,000 18,000,000 18,000,000 18,600,000 19,400,000 19,500,000 20,600,000 20,600,000 21,110,000 21,828,000 22,583,000 23,394,000 23,867,000 25,247,000 25,581,000 20,227,000 21,134,000 20,579,000 21,245,000 21,458,000 21,508,000 24,017,000 24,800,000 25,121,000 25,711,000 24,407,000 24,958,000 24,925,000 25,173,000 25,988,000 25,168,000 25,784,000 25,873,000 38,022,000 38,343,000 38,542,000 40,089,000 40,089,000 32,023,000 32,303,000 33,242,000 33,898,000 30,991,000 30,480,000 31,993,000 31,848,000 28,774,000 28,652,000 28,494,000 29,059,000 23,386,000 23,966,000 24,274,000 23,615,000 27,235,000 26,910,000 26,594,000              
        receivables, less allowances of 8.1 and 7.1, respectively
        249,300,000                                                                                         
        receivables, less allowances of 10.1 and 7.1, respectively
         265,300,000                                                                                        
        receivables, less allowances of 7.5 and 7.1, respectively
          251,200,000                                                                                       
        receivables, less allowances of 7.1 and 7.2, respectively
           259,100,000   257,300,000                                                                                   
        receivables, less allowances of 6.8 and 7.2, respectively
            260,200,000                                                                                     
        receivables, less allowances of 6.7 and 7.2, respectively
             268,800,000                                                                                    
        receivables, less allowances of 7.2 and 6.1, respectively
               247,600,000                                                                                  
        receivables, less allowances of 8.6 and 6.1, respectively
                241,900,000                                                                                 
        receivables, less allowances of 8.0 and 6.1, respectively
                 263,500,000                                                                                
        receivables, less allowances of 7.8 and 6.1, respectively
                  254,300,000                                                                               
        receivables, less allowances of 6.1 and 5.3, respectively
                   251,500,000                                                                              
        receivables, less allowances of 5.2 and 5.3, respectively
                    219,300,000                                                                             
        receivables, less allowances of 5.3 and 5.3, respectively
                     215,700,000                                                                            
        receivables, less allowances of 5.6 and 5.3, respectively
                      199,500,000                                                                           
        receivables, less allowances of 5.3 and 4.6, respectively
                       211,400,000                                                                          
        receivables, less allowances of 5.1 and 4.6, respectively
                        198,400,000 207,600,000                                                                        
        current assets:
                                                                                                 
        receivables:
                                                                                                 
        trade, less allowances of 4.9 and 4.6, respectively
                          190,100,000                                                                       
        other
                          4,500,000 4,500,000 3,300,000 3,900,000 3,300,000 6,800,000 7,800,000 9,900,000 9,500,000 8,222,000    6,236,000    3,835,000    4,101,000    5,155,000    4,690,000    6,677,000    4,953,000 4,953,000    3,712,000    4,057,000    3,481,000    971,000      3,229,000    769,000       
        net receivables
                          194,600,000 199,900,000 201,300,000 184,200,000 207,100,000 223,300,000 212,700,000 232,000,000 213,700,000 216,170,000    209,516,000    149,134,000    140,445,000    152,383,000    140,182,000    138,147,000    128,873,000 128,873,000    127,542,000    121,203,000    123,812,000    127,491,000     87,167,000 85,640,000 79,083,000 75,903,000 78,611,000 77,771,000 75,846,000 77,939,000 75,703,000 83,500,000 85,100,000 88,000,000 
        accumulated depreciation
                          -254,700,000 -252,000,000 -259,400,000 -249,800,000 -242,100,000 -239,200,000 -244,100,000 -240,700,000 -230,800,000 -223,194,000 -217,625,000 -212,625,000 -209,204,000 -202,750,000 -207,882,000 -195,248,000 -191,398,000 -186,403,000 -195,540,000 -190,763,000 -187,418,000 -181,853,000 -179,837,000 -180,207,000 -174,263,000 -175,671,000 -226,513,000 -226,233,000 -222,104,000 -217,430,000 -220,899,000 -215,038,000 -210,437,000 -208,717,000 -210,608,000 -206,941,000 -205,053,000 -199,795,000 -199,795,000 -198,179,000 -198,597,000 -200,542,000 -200,123,000 -198,768,000 -191,601,000 -192,175,000 -190,698,000 -189,186,000 -183,381,000 -180,402,000 -175,082,000 -176,274,000 -175,442,000 -172,403,000 -167,092,000 -171,000,000 -166,702,000 -163,423,000              
        current liabilities:
                                                                                                 
        long-term liabilities:
                                                                                                 
        equity:
                                                                                                 
        trade, less allowances of 4.6 and 3.6, respectively
                           195,400,000                                                                      
        long-term operating lease liability
                           28,700,000    30,300,000                                                                  
        trade, less allowances of 3.9 and 3.6, respectively
                            198,000,000 180,300,000                                                                    
        trade, less allowances of 3.6 and 3.6, respectively
                              203,800,000                                                                   
        trade, less allowances of 3.6 and 2.5, respectively
                               216,500,000                                                                  
        trade, less allowances of 3.2 and 2.5, respectively
                                204,900,000                                                                 
        trade, less allowances of 3.0 and 2.5, respectively
                                 222,100,000                                                                
        trade, less allowances of 2.7 and 2.5, respectively
                                  204,200,000                                                               
        restricted cash
                                   525,000 534,000 543,000 645,000 653,000 1,292,000 1,243,000 632,000 517,000 549,000 529,000 544,000 640,000 614,000 349,000 341,000 352,000 395,000 427,000 411,000 393,000 404,000 394,000 188,000 187,000 187,000 1,586,000 3,292,000 3,279,000 3,279,000                                 
        trade, less allowances of 2,516 and 3,241, respectively
                                   207,948,000                                                              
        prepaid expenses
                                   22,141,000 28,356,000 27,382,000 21,537,000 19,351,000 26,281,000 25,198,000 14,511,000 9,204,000 14,031,000 10,289,000 11,564,000 14,656,000 11,661,000 11,357,000 10,737,000 9,552,000 13,473,000 9,150,000 14,231,000 11,426,000 12,111,000 10,875,000 13,177,000 11,309,000 11,653,000 11,598,000 11,687,000 10,320,000 10,320,000 8,852,000 11,162,000 13,343,000 7,993,000 8,433,000 9,657,000 7,971,000 10,295,000 12,055,000 11,145,000 19,243,000 18,131,000 12,844,000 8,647,000 6,863,000 7,549,000 8,922,000 4,233,000 4,305,000 2,854,000 2,410,000 2,494,000   2,090,000 2,416,000 2,104,000 2,598,000 2,405,000 2,500,000 2,700,000 1,600,000 
        other current assets
                                   9,066,000 8,865,000 8,707,000 5,942,000 7,503,000 4,909,000 5,461,000 2,172,000 2,412,000 1,952,000 1,790,000 2,096,000 2,485,000 2,418,000 1,844,000 2,156,000 1,591,000 1,658,000 1,716,000 1,678,000 1,682,000 1,696,000 2,431,000 253,000 388,000 53,000 16,000 115,000 1,015,000 1,015,000 123,000 26,000 28,000  33,000 1,000  344,000 215,000 380,000 283,000 315,000 1,679,000 350,000  489,000       9,924,000 9,555,000         
        income taxes payable
                                   2,123,000 2,972,000 2,809,000 2,800,000 2,838,000 10,599,000 6,753,000 2,056,000 2,348,000 985,000 3,950,000 252,000 1,398,000 1,175,000 3,579,000 105,000 1,087,000 1,140,000 968,000 808,000 812,000 1,349,000 963,000 1,019,000 785,000 1,304,000 2,699,000 354,000 619,000 619,000 14,000 843,000 480,000 509,000 969,000 3,890,000 4,629,000 3,982,000 3,005,000 3,043,000 2,542,000 3,154,000 3,528,000 2,287,000 2,997,000 2,391,000 1,594,000 1,508,000               
        accounts receivable, less allowances
                                    208,119,000 215,323,000 212,265,000  193,725,000 199,861,000 137,383,000  135,458,000 154,609,000 134,243,000  137,230,000 151,146,000 134,029,000  141,771,000 158,338,000 143,957,000  139,813,000 146,789,000 130,427,000  124,125,000 135,062,000 123,981,000   128,844,000 140,244,000 131,067,000  114,603,000 112,400,000                           
        trade, less allowances of 3,241 and 3,108, respectively
                                       203,280,000                                                          
        short-term borrowings and current portion of long-term debt
                                        5,281,000 5,307,000       3,435,000 3,435,000 3,486,000  3,717,000 3,640,000 2,236,000  3,935,000 4,013,000                                        
        preferred stock, 0.02 par value; 1,000,000 shares authorized; no shares issued or outstanding
                                                                                                 
        liabilities and shareholders’ equity
                                                                                                 
        shareholders' equity:
                                                                                                 
        total shareholders’ equity
                                          276,552,000 278,543,000 272,221,000 260,790,000 251,732,000 252,207,000 245,351,000 278,104,000 272,483,000 280,651,000 273,368,000 269,388,000 265,432,000 263,846,000 251,229,000 240,513,000 232,483,000 235,054,000 229,609,000 222,600,000 224,303,000 220,852,000 220,852,000 217,013,000 223,428,000 224,368,000 216,133,000 199,489,000 190,436,000 184,340,000 184,279,000 179,190,000 173,004,000 165,684,000 209,904,000 250,355,000 259,134,000 254,707,000 252,431,000 244,296,000 240,682,000 235,758,000 167,378,000 166,239,000 165,616,000 158,198,000 156,394,000 154,017,000 154,145,000 152,474,000 151,541,000 149,168,000    
        total liabilities and shareholders’ equity
                                          467,147,000 470,037,000 453,074,000 432,881,000 412,700,000 432,295,000 435,280,000 469,742,000 454,153,000 486,932,000 471,250,000 466,028,000 448,469,000 456,306,000 438,981,000 422,954,000 412,249,000 420,760,000 423,074,000 415,943,000 410,573,000 424,262,000 424,262,000 418,065,000 429,290,000 412,095,000 403,668,000 383,447,000 375,613,000 365,981,000 377,726,000 374,067,000 370,612,000 385,656,000 456,604,000 474,982,000 491,338,000 474,343,000 382,070,000 367,693,000 357,160,000 343,530,000 265,248,000 263,551,000 258,873,000 249,001,000 238,368,000 242,087,000 256,237,000 249,605,000 246,892,000 241,767,000    
        trade, less allowances of 3,108 and 3,615, respectively
                                           145,299,000                                                      
        assets held for sale
                                               6,826,000 7,747,000                                                 
        liabilities and shareholders' equity
                                                                                                 
        liabilities held for sale
                                               454,000 1,252,000                                                 
        preferred stock of 0.02 par value per share, 1,000,000 shares authorized; no shares issued or outstanding
                                                                                                 
        trade, less allowances of 3,615 and 3,936, respectively
                                               136,344,000                                                  
        deferred income taxes, current portion
                                                9,609,000 9,747,000 9,488,000 9,738,000 8,200,000 9,390,000 9,603,000 13,723,000 8,986,000 9,619,000 10,294,000 11,339,000 10,521,000 10,114,000 10,483,000 10,358,000 10,358,000 8,956,000 8,815,000 9,733,000 11,459,000 9,988,000 9,370,000 8,780,000 9,362,000 8,974,000 9,562,000 9,618,000 12,048,000 9,193,000 8,636,000 7,753,000 8,076,000 7,471,000 7,490,000 7,958,000 8,235,000 9,125,000 8,967,000   7,417,000 7,417,000 6,879,000 6,879,000 6,862,000 8,200,000 8,200,000 8,200,000 
        deferred income taxes, long-term portion
                                               12,051,000 7,227,000 7,625,000 7,441,000 8,165,000 6,072,000 6,507,000 2,760,000 2,423,000 12,830,000 10,428,000 10,352,000 10,989,000 15,568,000 16,607,000 16,365,000 15,014,000 15,014,000 14,650,000 13,408,000 14,004,000 14,182,000 6,511,000 5,999,000 6,104,000 7,911,000 7,406,000 7,122,000 6,056,000 6,388,000 3,794,000 4,242,000 2,897,000 2,670,000 5,057,000 1,656,000 1,013,000 1,774,000 1,251,000 1,609,000   3,688,000 3,688,000 4,068,000 4,068,000 4,068,000 7,200,000 6,500,000 3,900,000 
        short-term debt and current portion of long-term debt
                                               3,459,000    3,566,000    3,803,000                                          
        trade, less allowances of 3,936 and 4,526, respectively
                                                   147,228,000                                              
        trade, less allowances of 4,526 and 4,399, respectively
                                                       135,492,000                                          
        trade, less allowances of 4,399 and 4,828, respectively
                                                           131,470,000                                      
        preferred stock, 0.02 par value; 1,000,000 shares authorized; no shares issued or
                                                                                                 
        outstanding
                                                                                                 
        18,834,940 shares issued and outstanding, respectively
                                                              7,061,000                                   
        trade, less allowances of 4,828 and 4,311, respectively
                                                               123,920,000 123,920,000                                 
        preferred stock of 0.02 par value per share, 1,000,000 shares authorized; no shares
                                                                                                 
        issued or outstanding
                                                                                                 
        and 19,038,843 issued and outstanding, respectively
                                                               7,063,000 7,063,000                                 
        trade, less allowances for doubtful accounts and returns
                                                                    123,830,000    117,146,000    120,331,000    126,520,000                 
        short-term borrowings
                                                                       7,000  389,000                        
        commitments and contengencies
                                                                                                 
        and 18,750,828 issued and outstanding, respectively
                                                                    7,140,000                             
        receivables, less allowances of 5,264 and 5,077, respectively
                                                                       111,198,000                          
        current assets
                                                                                                 
        current liabilities
                                                                                                 
        current debt
                                                                        4,019,000  4,758,000 4,253,000 3,946,000 12,357,000 10,991,000 7,361,000 2,127,000 2,712,000 2,238,000 2,046,000    403,000    8,497,000 8,831,000 7,290,000 13,500,000 13,500,000 14,100,000 
        long-term liabilities
                                                                                                 
        shareholders’ equity
                                                                                                 
        receivable from esop
                                                                         -1,645,000 -1,397,000 -1,150,000 -903,000 -2,417,000 -2,213,000 -2,009,000 -1,805,000 -3,202,000 -3,037,000 -2,873,000             -8,100,000 
        see accompanying notes to consolidated financial statements.
                                                                                                 
        receivables, less allowances of 5,405 and 7,319, respectively
                                                                         114,650,000                        
        accumulated other comprehensive income
                                                                         -20,900,000 -22,575,000 -29,015,000 -26,391,000 -4,794,000 10,208,000 7,827,000 5,507,000 3,183,000 1,557,000 1,195,000              
        receivables, less allowances of 5,393 and 7,319, respectively
                                                                          108,956,000                       
        receivables, less allowances of 6,166 and 7,319, respectively
                                                                           102,082,000                      
        and 18,499,458 issued and outstanding, respectively
                                                                            6,857,000                     
        receivables, less allowances of 3,948 and 3,264, respectively
                                                                             142,059,000                    
        receivables, less allowances of 3,450 and 3,264, respectively
                                                                              149,924,000                   
        receivables, less allowances of 3,267 and 3,264, respectively
                                                                               132,688,000                  
        see accompanying notes to condensed consolidated financial statements.
                                                                                                 
        short-term investments
                                                                                 7,925,000                
        preferred stock of 0.02 par value per share, authorized 1,000,000; none issued
                                                                                                 
        common stock of 0.375 par value per share, authorized 60,000,000; issued and
                                                                                                 
        outstanding 18,499,458 shares in 2007 and 18,753,648 in 2006
                                                                                6,937,000                 
        receivables, less allowances of 4,491 and 3,347, respectively
                                                                                 114,721,000                
        liabilities & shareholders’ equity
                                                                                                 
        liabilities
                                                                                                 
        receivables, less allowances of 4,255 and 3,347, respectively
                                                                                  116,292,000               
        receivables, less allowances of 3,727 and 3,347, respectively
                                                                                   117,544,000              
        receivables, less allowances of 5,433 and 5,545 respectively
                                                                                    88,147,000             
        other intangibles
                                                                                    1,490,000 2,382,000            
        current debt and collateralized borrowings
                                                                                    7,847,000 7,412,000 1,030,000  915,000 6,142,000 14,948,000       
        accounts payable, accrued expenses and deferred revenues
                                                                                    60,153,000 60,549,000 58,477,000 57,192,000 48,826,000 49,786,000 55,401,000       
        long-term employee-related benefits
                                                                                    28,221,000 27,838,000 27,455,000 27,401,000 27,233,000 27,142,000 26,743,000 26,851,000 26,906,000 26,788,000 32,800,000 31,300,000 31,400,000 
        unearned restricted shares
                                                                                                -900,000 
        receivables
                                                                                     92,314,000  84,521,000 81,176,000 83,765,000  80,858,000 83,327,000 80,734,000 88,700,000 89,900,000 92,000,000 
        less allowance for doubtful accounts and returns
                                                                                                 
        less accumulated depreciation
                                                                                                -121,600,000 
        net property, plant and equipment
                                                                                     62,556,000  60,280,000 62,092,000 63,005,000  67,467,000 69,790,000 68,287,000 70,300,000 67,800,000 69,000,000 
        trade, less allowance for doubtful accounts
                                                                                      82,411,000    77,002,000       
        common stock of 0.375 par value per share, authorized 30,000,000; issued and outstanding 8,994,745 shares in 2003 and 8,981,417 shares in 2002
                                                                                      3,385,000           
        less allowance for doubtful accounts
                                                                                                -4,000,000 
        goodwill and other intangibles
                                                                                       17,454,000 17,394,000 17,152,000        
        common stock subscribed
                                                                                       189,000          
        a s s e t s
                                                                                                 
        property, plant and equipment,net
                                                                                          69,153,000       
        goodwill and intangible assets
                                                                                          17,720,000       
        common stock of 0.375 par value per share, authorized 30,000,000; 8,981,417 and 9,036,095 issued and outstanding, respectively
                                                                                          3,380,000       
        accounts payable and accrued expenses
                                                                                           56,783,000 54,614,000     
        accrued expenses
                                                                                             29,620,000 30,400,000 32,000,000 32,500,000 
        liabilities & shareholders' equity
                                                                                                 
        shareholders' equity
                                                                                                 
        total shareholders' equity
                                                                                              154,500,000 153,800,000 156,400,000 
        total liabilities and shareholders' equity
                                                                                              254,200,000 256,600,000 263,200,000 
        additional paid in capital
                                                                                                2,700,000 
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-12-31 2016-09-30 2016-06-30 2016-03-31 2015-12-31 2015-09-30 2015-06-30 2015-03-31 2014-12-31 2014-09-30 2014-06-30 2014-03-31 2013-12-31 2013-09-30 2013-06-30 2013-03-31 2012-12-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-09-30 2008-06-30 2008-03-31 2007-12-31 2007-09-30 2007-06-30 2007-03-31 2004-06-30 2004-03-31 2003-12-31 2003-09-30 2003-06-30 2003-03-31 2002-12-31 2002-09-30 2002-06-30 2002-03-31 2001-06-30 2001-03-31 
                                                                                                 
          operating activities
                                                                                                 
          net income
        200,000 -4,400,000 14,900,000 20,200,000 13,100,000 6,600,000 20,800,000 27,900,000 28,400,000 31,000,000 22,900,000 31,300,000 24,300,000 23,800,000 15,600,000                                                                           
          adjustments to reconcile net income to net cash from operating activities:
                                                                                                 
          depreciation expense
        11,400,000 11,800,000 11,300,000 11,300,000 10,600,000 10,500,000 10,100,000 9,900,000 9,600,000 10,000,000 9,200,000 8,900,000 8,300,000 8,800,000 7,600,000 8,200,000 8,200,000                                                                         
          amortization expense
        3,500,000 3,500,000 3,400,000 3,400,000 3,400,000 3,600,000 3,600,000 3,900,000 3,900,000 3,700,000 3,500,000 3,600,000 3,900,000 3,800,000 3,700,000 3,900,000 4,500,000                                                                         
          deferred income tax benefit
        3,300,000  10,300,000 -700,000 500,000 -8,000,000 -600,000 -200,000 -1,000,000 -19,500,000 -1,800,000 -3,600,000 -2,000,000 -9,300,000 -1,900,000                                                                           
          share-based compensation expense
        1,500,000 1,800,000 2,800,000 2,600,000 3,200,000 2,500,000 4,100,000 2,100,000 3,200,000 3,000,000 4,700,000 2,700,000 1,200,000 3,400,000 1,700,000 900,000 1,800,000 2,500,000 3,900,000 3,100,000 1,300,000 1,900,000 2,800,000 2,700,000 3,700,000 1,700,000 3,300,000 2,306,000 1,893,000 1,367,000 2,748,000 976,000 1,293,000 1,049,000 2,573,000 -1,872,000 1,321,000 1,789,000 2,637,000 1,642,000 1,691,000 2,182,000 2,707,000 2,053,000 1,505,000 2,216,000 1,540,000 1,010,000 1,667,000 1,732,000 1,707,000                                     
          bad debt and returns expense
        500,000 2,700,000 1,100,000 2,600,000 700,000 1,600,000 1,200,000 300,000 300,000 200,000 1,500,000 700,000 1,000,000 1,800,000 -200,000 300,000 400,000 700,000 -100,000                                                                       
          other
        100,000 800,000 200,000 100,000 200,000 100,000 200,000 200,000 100,000 800,000 100,000 200,000 200,000 300,000 200,000 300,000 200,000 300,000 -100,000 1,400,000 -600,000 500,000 1,000,000 300,000 -6,700,000 -2,100,000 400,000 9,500,000 23,000 -739,000 143,000 137,000 189,000 111,000 46,000 18,000 73,000 -355,000 -123,000 60,000 2,000 -28,000 -29,000 -45,000 69,000 -58,000 22,000 -9,000 64,000 154,000 -4,000 5,000 -256,000 111,000 44,000 -25,000 108,000 15,000 391,000 -6,000 506,000 11,000 -216,000 202,000 -4,106,000 1,542,000 1,111,000 1,376,000 6,671,000 -155,000 264,000 843,000 1,214,000 635,000 489,000 721,000        627,000 322,000 591,000 1,100,000 400,000 
          changes in operating assets and liabilities:
                                                                                                 
          receivables
        -25,200,000 -7,400,000 13,900,000 -13,300,000 10,900,000 -2,700,000 10,500,000 -12,700,000 -10,100,000 -3,800,000 18,800,000 -8,400,000 -2,500,000 -29,000,000 -7,800,000 -19,600,000 10,100,000 -14,800,000 8,000,000 -12,800,000 -700,000 2,600,000 -14,900,000 22,400,000 15,900,000 -7,700,000 15,500,000 -17,100,000 800,000 -7,276,000 6,490,000 -6,473,000 -359,000 -13,857,000 5,492,000 -18,435,000 12,419,000 -15,030,000 18,066,000 -21,656,000 9,342,000 -2,146,000 8,410,000 -17,877,000 16,160,000 -12,734,000 12,572,000 -14,526,000 -4,123,000                                         
          inventories
        -11,700,000 2,600,000 -16,000,000 -100,000 -8,200,000 2,700,000 -12,800,000 -13,700,000 -9,200,000 10,800,000 4,800,000 200,000 -1,500,000 -2,800,000 -20,800,000 -15,700,000 -29,000,000 -7,100,000 -16,600,000 -14,000,000 -18,300,000 5,200,000 18,200,000 6,500,000 -11,600,000 -182,000,000 1,400,000 1,300,000 158,200,000 2,993,000 -2,511,000 -6,252,000 -10,787,000 6,968,000 -12,000 -1,223,000 -8,631,000 4,896,000 -932,000 1,701,000 -5,642,000 4,522,000 -3,710,000 -1,473,000 -9,529,000 565,000 -8,512,000 -5,916,000 -7,292,000 -169,000 -4,262,000 -439,000 -7,097,000 2,948,000 4,181,000 -4,427,000 -2,851,000 9,796,000 -7,188,000 -6,848,000 -3,425,000 8,170,000 -2,786,000 -6,709,000 -3,066,000 4,043,000 -581,000 9,550,000 -2,536,000 2,993,000 -689,000 351,000 -5,966,000 -650,000 -733,000 1,248,000 53,000             
          accounts payable
        -2,500,000 14,200,000 -9,900,000 2,500,000 -8,700,000 -2,500,000 -2,900,000 6,900,000 13,900,000 9,800,000 -14,600,000 -3,900,000 -6,600,000 8,900,000 -7,700,000 4,500,000 2,000,000 2,700,000 -500,000 13,700,000 3,200,000 16,300,000 10,000,000 -22,100,000 4,300,000 -101,400,000 -4,800,000 3,800,000 94,900,000 6,325,000 -11,583,000 4,093,000 5,734,000 5,102,000 -443,000 4,308,000 1,882,000 2,511,000 -6,026,000 3,694,000 -4,083,000 -5,735,000 -1,280,000 -35,000 -3,405,000 4,313,000 -1,661,000 5,892,000 1,648,000 3,294,000 -3,319,000 329,000 5,816,000 3,318,000 -6,326,000 5,154,000 -1,176,000 -6,665,000 -3,238,000 9,316,000 5,199,000 -4,065,000 -5,393,000 7,018,000 995,000 5,650,000 4,009,000 7,075,000 1,945,000 -3,581,000 147,000 910,000 -6,096,000 2,221,000 449,000 1,583,000 -6,590,000             
          employee compensation and benefits
        -2,100,000 -7,000,000 7,100,000 600,000 -14,500,000 2,900,000 6,800,000 5,400,000 -20,300,000 4,000,000 11,300,000 6,500,000 500,000 -4,400,000 -1,700,000 3,900,000 -12,600,000 1,100,000 -300,000 13,200,000 -5,700,000 1,900,000 4,500,000 4,400,000 -20,800,000 -48,400,000 2,700,000 8,600,000 41,600,000 7,463,000 1,111,000 7,478,000 -3,403,000 1,682,000 -1,200,000 5,368,000 -13,630,000 5,572,000 340,000 3,375,000 -9,163,000 -1,638,000 8,324,000 2,925,000 -8,895,000 172,000 7,226,000 -764,000 -4,707,000 -1,558,000 6,255,000 -139,000 -8,736,000 -238,000 5,671,000 1,872,000 -10,310,000 1,043,000 6,239,000 3,331,000 -9,436,000 1,066,000 5,411,000 2,159,000 -7,474,000                         
          other assets and liabilities
        -10,200,000 1,500,000 -10,400,000 -6,700,000 -11,600,000 20,200,000 -10,300,000 -11,400,000 -15,900,000 13,800,000 -6,000,000 900,000 4,300,000 8,400,000 -3,900,000 -10,000,000 -4,700,000 4,400,000 4,400,000 -9,500,000 1,200,000 3,700,000 -2,700,000 600,000 -1,100,000 -2,900,000 -3,500,000 1,900,000 -1,200,000 3,921,000 -2,258,000 -747,000 -1,423,000 11,139,000 -4,020,000 -3,307,000 -4,307,000 2,965,000 -5,118,000 1,696,000 -1,761,000 79,000 -1,047,000 -2,034,000 -1,099,000 2,349,000 -920,000 273,000 -426,000 -2,423,000 2,929,000 -1,966,000 -100,000 6,188,000 -4,980,000 5,145,000 -5,638,000 794,000 -496,000 -722,000 -2,350,000 -87,000 2,093,000 -2,613,000 272,000 3,467,000 -729,000 -125,000 -1,640,000                     
          net cash from operating activities
        -31,200,000 14,200,000 28,700,000 22,500,000 -400,000 37,500,000 30,700,000 18,600,000 2,900,000 63,800,000 54,400,000 39,100,000 31,100,000 13,700,000 -15,200,000 -13,500,000 -10,100,000 6,500,000 25,100,000 19,400,000 18,400,000 36,300,000 49,000,000 39,800,000 8,700,000 25,700,000 35,300,000 22,500,000 -11,600,000 36,501,000 17,505,000 20,425,000 5,539,000 22,051,000 34,618,000 8,614,000 -11,109,000 24,596,000 20,841,000 18,908,000 -6,467,000 14,328,000 24,331,000 8,695,000 -2,122,000 22,537,000 26,317,000   23,006,000 21,584,000 7,961,000 7,263,000 4,284,000 30,739,000 15,473,000 -2,930,000 20,890,000 23,309,000 19,957,000 -7,247,000 12,346,000 5,804,000 10,279,000 14,101,000 16,765,000 15,842,000 31,405,000 11,173,000 24,893,000 17,840,000                   
          capital expenditures
        -3,200,000 -4,500,000 -6,400,000 -3,800,000 -7,000,000 -9,400,000 -4,300,000 -4,200,000 -3,000,000 -7,500,000 -3,500,000 -5,000,000 -6,800,000 -5,600,000 -8,900,000 -5,500,000 -5,000,000 -7,400,000 -4,000,000 -3,200,000 -4,800,000 -4,400,000 -7,100,000 -6,000,000 -12,400,000 -10,100,000 -2,900,000 -4,900,000 -20,500,000 -6,012,000 -5,042,000 -4,246,000 -3,480,000 -4,198,000 -7,094,000 -4,472,000 -4,673,000 -4,027,000 -7,730,000 -7,949,000 -6,820,000 -10,183,000 -7,003,000 -3,465,000 -4,129,000 -6,107,000 -6,065,000   -3,395,000 -4,188,000 -3,175,000 -4,017,000 -4,513,000 -3,628,000 -3,263,000 -4,219,000 -6,239,000 -3,640,000 -2,389,000 -1,634,000 -3,878,000 -2,456,000 -2,376,000 -1,819,000 -2,653,000 -2,157,000 -2,849,000 -3,824,000 -3,873,000 -5,995,000                   
          free cash flows
        -34,400,000 9,700,000 22,300,000 18,700,000 -7,400,000 28,100,000 26,400,000 14,400,000 -100,000 56,300,000 50,900,000 34,100,000 24,300,000 8,100,000 -24,100,000 -19,000,000 -15,100,000 -900,000 21,100,000 16,200,000 13,600,000 31,900,000 41,900,000 33,800,000 -3,700,000 15,600,000 32,400,000 17,600,000 -32,100,000 30,489,000 12,463,000 16,179,000 2,059,000 17,853,000 27,524,000 4,142,000 -15,782,000 20,569,000 13,111,000 10,959,000 -13,287,000 4,145,000 17,328,000 5,230,000 -6,251,000 16,430,000 20,252,000   19,611,000 17,396,000 4,786,000 3,246,000 -229,000 27,111,000 12,210,000 -7,149,000 14,651,000 19,669,000 17,568,000 -8,881,000 8,468,000 3,348,000 7,903,000 12,282,000 14,112,000 13,685,000 28,556,000 7,349,000 21,020,000 11,845,000                   
          investing activities
                                                                                                 
          purchases of property, plant and equipment
        -3,200,000 -4,500,000 -6,400,000 -3,800,000 -7,000,000 -9,400,000 -4,300,000 -4,200,000 -3,000,000 -7,500,000 -3,500,000 -5,000,000 -6,800,000 -5,600,000 -8,900,000 -5,500,000 -5,000,000 -7,400,000 -4,000,000 -3,200,000 -4,800,000 -4,400,000 -7,100,000 -6,000,000 -12,400,000 -10,100,000 -2,900,000 -4,900,000 -20,500,000 -6,012,000 -5,042,000 -4,246,000 -3,480,000 -4,198,000 -7,094,000 -4,472,000 -4,673,000 -4,027,000 -7,730,000 -7,949,000 -6,820,000 -10,183,000 -7,003,000 -3,465,000 -4,129,000 -6,107,000 -6,065,000 -3,900,000 -3,511,000 -3,395,000 -4,188,000 -3,175,000 -4,017,000 -4,513,000 -3,628,000 -3,263,000 -4,219,000 -6,239,000 -3,640,000 -2,389,000 -1,634,000 -3,878,000 -2,456,000 -2,376,000 -1,819,000 -2,653,000 -2,157,000 -2,849,000 -3,824,000 -3,873,000 -5,995,000 -3,514,000 -7,408,000                 
          payments made in connection with business acquisition, net of cash acquired
        -7,200,000    -200,000 -25,500,000                                                                                 
          investment in leased assets
        -100,000 -100,000 -100,000 -100,000 -100,000 -100,000 -100,000 -100,000 -200,000 -700,000 -300,000 -200,000 -200,000 -100,000 -300,000 -3,700,000                                                                         
          cash received from leased assets
        200,000 200,000 500,000 200,000 200,000 200,000 200,000 200,000 200,000 200,000 300,000 100,000 200,000 200,000 100,000 200,000 100,000                                                                         
          net cash from investing activities
        -10,300,000 -4,400,000 -7,700,000 -3,700,000 -6,900,000 -9,300,000 -4,200,000 -4,300,000 -60,600,000 -8,000,000 -3,200,000 -5,200,000 -6,800,000 -5,500,000 -8,900,000 -1,500,000 -8,600,000 -10,900,000 -4,100,000 -3,100,000 19,800,000 -4,400,000 -7,100,000 -6,000,000 -12,400,000 -18,100,000 -2,900,000 -5,000,000 -29,600,000 -5,588,000 -2,326,000 -3,816,000 -4,297,000 -3,935,000 -6,581,000 -355,899,000 -9,009,000 -6,546,000 -19,960,000 -7,588,000 -6,349,000 -10,110,000 -6,049,000 -3,366,000 -4,056,000 -6,035,000 -4,530,000 -3,832,000 -3,473,000 -2,660,000 -1,326,000 -4,132,000 -3,279,000 -3,765,000 -1,470,000 -1,926,000 -4,081,000 -9,403,000 -3,410,000 -5,225,000 -1,459,000 -3,909,000 -2,358,000 -2,001,000 -1,752,000                         
          financing activities
                                                                                                 
          proceeds from borrowings
        105,000,000 45,000,000 25,000,000 15,000,000 900,000 40,000,000 20,000,000 20,000,000 17,000,000 15,000,000                                                                      
          repayments of borrowings
        -20,000,000 -10,000,000 -800,000 -10,000,000 -5,000,000 -1,300,000 -26,200,000 -21,300,000 -56,200,000 -21,100,000 -21,400,000 -1,100,000 -1,400,000 -15,700,000 -900,000                                                                         
          repurchases from exercise of stock options, net of employee tax withholdings obligations of 2.9 and 2.6, respectively
        -2,300,000                                                                                         
          repurchases of common stock
        -60,000,000 -32,200,000 -22,700,000 -13,400,000 -20,200,000 -2,500,000 -8,000,000 -8,000,000 -1,100,000 -10,000,000 -1,700,000 -5,000,000 -5,000,000     -7,500,000                                                                        
          dividends paid
        -5,500,000 -5,500,000 -5,400,000 -5,400,000 -5,600,000 -5,500,000 -5,300,000 -5,300,000 -5,300,000 -5,300,000 -5,000,000 -4,900,000 -4,900,000 -4,900,000 -4,800,000 -4,600,000 -4,600,000 -4,600,000 -4,300,000 -4,400,000 -4,200,000 -4,200,000 -4,000,000 -4,100,000 -4,000,000 -4,000,000 -4,000,000 -4,000,000 -4,000,000 -3,987,000 -3,803,000 -3,795,000 -3,758,000 -3,749,000 -3,741,000 -3,741,000 -3,722,000 -3,710,000 -3,525,000 -3,519,000 -3,539,000 -3,545,000 -3,605,000 -3,658,000 -3,690,000 -3,633,000 -3,682,000 -3,682,000 -3,490,000 -3,315,000 -3,307,000 -3,297,000 -3,314,000 -3,309,000 -3,150,000 -3,155,000 -3,203,000 -3,192,000 -3,189,000 -3,227,000 -3,244,000 -3,231,000 -2,666,000 -2,652,000 -2,632,000 -2,623,000 -2,432,000 -2,425,000 -2,381,000 -2,373,000 -2,368,000 -2,401,000 -2,409,000 -2,228,000 -2,247,000 -2,248,000 -2,256,000            -1,800,000 
          net cash from financing activities
        17,200,000 -2,700,000 -3,200,000 -19,100,000 -13,700,000 -17,100,000    -35,500,000 -49,000,000 -27,800,000 -10,300,000 9,300,000 11,000,000 -20,500,000 8,300,000 -12,200,000 -13,700,000 -56,800,000 -1,800,000 -18,300,000 -19,800,000 -127,700,000 123,000,000 -4,600,000 -14,500,000 -9,800,000 1,500,000 3,052,000 -13,927,000 -14,983,000 -6,920,000 -16,324,000 -26,073,000 355,088,000 6,782,000 -1,101,000 13,365,000 -9,861,000 -11,961,000 -9,588,000 -28,282,000 -14,908,000 -8,627,000 -3,330,000 -2,448,000 -12,103,000 -10,157,000 -4,451,000 -4,377,000 -4,913,000 -7,754,000 -8,418,000 -6,139,000 -14,332,000 -6,043,000 -3,377,000 -15,458,000 -13,004,000 7,592,000 -2,026,000 -4,863,000 -784,000 -2,669,000                         
          effect of exchange rate changes on cash and cash equivalents
        500,000  1,500,000 900,000 700,000                             659,000 678,000 505,000 300,000 -1,199,000 92,000 -428,000 391,000 -137,000 -831,000 393,000 -1,333,000 6,000 -2,158,000 717,000 -41,000 -220,000 852,000 -95,000 -415,000 -860,000 1,137,000 -320,000 252,000 -44,000 -1,619,000 804,000 504,000 -612,000 658,000 -278,000 -469,000 993,000 -307,000 584,000 -276,000 -1,338,000 -651,000 228,000 312,000 -789,000 -39,000 43,000 252,000 216,000 173,000           
          net decrease in cash and cash equivalents
        -23,800,000  19,300,000 600,000 -20,300,000                              2,642,000 8,308,000 -13,036,000  14,338,000 1,031,000 -24,386,000  -10,831,000 -9,186,000 -16,138,000   -797,000 -17,584,000   -1,179,000 -4,185,000    -12,802,000                -7,801,000    -6,898,000            -4,800,000 
          cash and cash equivalents at beginning of period
        106,400,000  99,800,000                              58,033,000  51,300,000  92,962,000  80,984,000  53,940,000  52,339,000  39,529,000  18,062,000  29,285,000                    
          cash and cash equivalents at end of period
        82,600,000  19,300,000 600,000 79,500,000                              2,642,000 8,308,000 44,997,000  14,338,000 1,031,000 26,914,000  -10,831,000 -9,186,000 76,824,000  17,181,000 -797,000 63,400,000  16,733,000 -1,179,000 49,755,000  24,267,000 -1,105,000 39,537,000  2,822,000 2,532,000 38,919,000  -759,000 7,216,000 27,273,000  -2,154,000 -10,607,000 26,699,000  4,265,000 -6,782,000 25,291,000  -8,998,000 8,804,000 24,123,000 1,046,000 19,852,000  12,440,000 -1,377,000 10,087,000  2,353,000 -5,139,000 16,139,000 -1,300,000 16,700,000 
          deferred income tax expense
                        -1,300,000                                                                         
          proceeds from sale of property, plant and equipment
                                                                                                
          purchase of investment
             -32,100,000                                                                                 
          payment of debt financing costs
                                                                                                
          change in finance lease obligations
                    200,000     -100,000   -100,000 -100,000 -100,000 -100,000                                                             
          proceeds from exercise of stock options, net of employee tax withholdings obligations of 3.1, 3.8 and 1.7, respectively
                                                                                                 
          effect of exchange rate changes on cash, cash equivalents and restricted cash
             -2,600,000 700,000 -4,000,000 2,500,000 -200,000 -1,000,000   700,000 -1,500,000 -1,100,000 -2,800,000 -400,000 -1,800,000 400,000 -2,200,000 2,700,000 3,300,000 1,100,000 -1,800,000 -100,000 -1,600,000 800,000 500,000 -1,838,000 -1,689,000 -1,828,000 1,273,000                                                         
          net increase in cash, cash equivalents and restricted cash
             8,500,000 6,700,000 -4,200,000 -28,300,000 20,100,000 1,200,000 4,400,000 14,000,000    -13,200,000 -17,000,000 5,500,000 -40,100,000 34,200,000 16,300,000 25,400,000 -92,800,000 117,500,000                                                                 
          cash, cash equivalents and restricted cash at beginning of year
                                                                                                 
          cash, cash equivalents and restricted cash at end of year
                                                                                                 
          (repurchases) proceeds from exercise of stock options, net of employee tax withholdings obligations of 3.0 and 3.8, respectively
                                                                                                 
          (repurchases) proceeds from exercise of stock options, net of employee tax withholdings obligations of 2.9 and 3.6, respectively
                                                                                                 
          (repurchases) proceeds from exercise of stock options, net of employee tax withholdings obligations of 2.6 and 3.5, respectively
            -2,100,000                                                                                     
          gain on sale of assets
                                                                                               
          proceeds from sale of assets, net of cash divested
                                                                                               
          proceeds from exercise of stock options, net of employee tax withholdings obligations of 3.8, 1.7 and 2.0, respectively
                                                                                                 
          proceeds from exercise of stock options, net of employee tax withholdings obligations
              100,000 19,500,000                                                                                 
          cash, cash equivalents and restricted cash at beginning of period
              117,100,000  77,400,000  123,600,000  141,000,000  74,600,000  86,100,000  59,051,000                                                         
          cash, cash equivalents and restricted cash at end of period
              6,700,000 -4,200,000 88,800,000  1,200,000 4,400,000 91,400,000  -14,600,000 -36,600,000 110,400,000  5,500,000 -40,100,000 175,200,000  25,400,000 -92,800,000 192,100,000  16,300,000 8,500,000 46,900,000  -437,000 -202,000 54,646,000                                                         
          net cash from (used) in financing activities
               -14,500,000 26,900,000                                                                                 
          debt extinguishment cost
                                                                                                
          debt extinguishment payment
                                                                                               
          contingent consideration payments
                                                                                                
          proceeds (repurchases) from exercise of stock options, net of employee tax withholdings obligations
                 900,000 13,900,000 3,400,000 800,000                                                                             
          acquisition contingent consideration adjustment
                           -100,000   -500,000 -3,800,000                                                               
          proceeds from disposals of property, plant and equipment
                             100,000    4,000 6,000 86,000 16,000 55,000 28,000 2,375,000 53,000 56,000 132,000 362,000 65,000 79,000 67,000 104,000 86,000 56,000 117,000 78,000 40,000 23,000 37,000 21,000 39,000 748,000 -254,000 396,000 138,000 116,000 230,000 80,000 175,000 29,000 98,000 427,000 41,000 24,000 25,000 -1,000 263,000 -707,000 336,000   6,919,000 213,000   790,000 235,000 636,000 789,000 528,000 2,139,000 772,000 868,000 619,000 390,000 300,000 300,000 
          purchase of intangible asset
                                        -1,000,000 -2,500,000                                                     
          (repurchases) proceeds from exercise of stock options, net of employee tax withholdings obligations
                     300,000 200,000 -200,000 -1,200,000                                                                         
          purchase of noncontrolling owner interest
                                                                                               
          purchase of intangible assets
                            -100,000  -100,000  -100,000 -200,000 -200,000  -1,412,000                                                           
          net (decrease) in cash, cash equivalents and restricted cash
                      -14,600,000                                                                           
          net income including noncontrolling interest
                        10,300,000 7,900,000 21,500,000 9,800,000 25,700,000                                                                     
          gain on sale of business
                         -9,800,000                                                                    
          proceeds from sale of business, net of cash divested
                         24,700,000                                                                     
          depreciation
                         8,600,000 8,300,000 7,900,000 8,300,000 8,500,000 8,400,000 7,600,000 8,100,000 8,200,000 8,100,000 7,900,000 8,000,000 8,201,000 7,750,000 8,632,000 7,708,000 7,684,000 7,472,000 6,550,000 4,493,000 4,741,000 4,495,000 4,399,000 4,256,000 4,586,000 3,809,000 4,033,000 4,122,000 4,508,000 4,368,000 4,391,000 4,427,000 4,508,000 4,320,000 4,366,000 4,492,000 4,833,000 4,302,000 4,473,000 4,464,000 5,288,000 4,136,000 4,273,000 4,391,000 4,358,000 4,489,000 4,593,000 4,586,000 4,867,000 4,837,000 4,572,000 5,356,000 5,427,000 5,858,000 4,768,000 4,307,000 4,281,000 4,713,000               
          amortization of intangible assets
                         4,900,000 4,800,000 5,000,000 5,300,000 5,500,000 5,300,000 5,000,000 5,000,000 5,600,000 5,100,000 5,800,000 5,700,000 4,751,000 5,721,000 5,819,000 5,838,000 5,624,000 7,650,000                                                       
          fair value step-up adjustment to acquired inventory
                                       -1,200,000 2,246,000                                                       
          deferred income taxes
                         -1,900,000 -7,200,000 -4,400,000 -1,500,000 -2,300,000 1,000,000 -200,000 -2,500,000 -52,000,000 -3,100,000 -700,000 46,200,000 -954,000 -2,051,000 -4,706,000 -3,151,000 -1,247,000 1,184,000 -3,382,000 -2,650,000 -496,000 957,000 -1,124,000 -509,000 3,032,000 -2,407,000 -1,959,000 205,000 -3,007,000 -828,000 90,000 3,874,000 5,626,000 -1,902,000 361,000 1,537,000 3,897,000 540,000 -273,000 -998,000 -2,297,000 -2,304,000 1,178,000 2,071,000                             
          note receivable write-down
                                                                                               
          loss on extinguishment of debt
                                                                                                 
          proceeds from principal payments received on long-term note receivable
                                 2,800,000 100,000 588,000 122,000 539,000 167,000 167,000                                                        
          acquisitions of businesses, net of cash acquired
                                                                                                 
          proceeds from issuances of common stock
                                         2,147,000 885,000 2,188,000 1,655,000                                                     
          repayments of debt
                          -800,000 -360,200,000 -200,000 -15,200,000 -16,800,000 -125,200,000 -300,000 -3,900,000 -12,000,000 -17,900,000 -8,000,000                                                             
          proceeds from issuance of common stock
                          900,000 200,000 3,100,000  1,000,000 200,000 2,400,000  1,600,000 600,000 600,000  2,011,000 2,930,000 794,000      1,697,000 692,000 504,000  179,000 252,000 550,000  945,000 479,000 226,000  2,182,000 1,017,000 2,795,000  846,000 328,000 1,624,000  1,475,000 389,000 1,393,000  1,614,000 2,180,000 913,000  326,000    725,000 338,000 808,000 1,048,000 3,402,000 1,259,000 3,025,000 204,000 535,000 916,000 338,000   15,000 1,277,000 208,000 9,000 700,000 300,000 
          contingent consideration payment
                           -500,000                                                                     
          allowance for doubtful accounts and returns
                            600,000 1,100,000 200,000 600,000 100,000 900,000 700,000 800,000 100,000 -67,000 -105,000 217,000 723,000 619,000 286,000 446,000 251,000 -311,000 173,000 700,000 -94,000 -337,000 180,000 1,107,000 139,000 256,000 472,000 347,000 429,000 126,000 450,000 390,000 313,000 -101,000 380,000 862,000 286,000 1,132,000 105,000 313,000 329,000 197,000 350,000 344,000 512,000  435,000 364,000 166,000                     
          other current liabilities
                            5,600,000 -9,600,000 4,500,000 -300,000 2,600,000 -104,300,000 400,000 1,900,000 100,600,000 860,000 3,634,000 -1,962,000 -1,810,000 4,541,000 4,767,000 3,553,000 1,699,000 2,912,000 839,000 2,566,000 -6,502,000 470,000 2,302,000 2,587,000 -5,761,000 2,566,000 2,454,000 1,132,000 -3,370,000 3,836,000 -109,000 2,294,000 -469,000 1,633,000 1,630,000 1,342,000 -3,056,000 -722,000 2,971,000 4,461,000 -4,999,000 4,891,000 -88,000                           
          net earnings including noncontrolling interest
                             2,500,000 11,700,000 14,300,000 5,200,000 11,100,000 14,600,000 14,800,000 5,400,000 7,763,000 9,709,000 12,766,000 3,300,000 -3,188,000 3,596,000                                                       
          adjustments to reconcile net earnings to net cash from operating activities:
                                                                                                 
          amortization of debt issuance costs
                             300,000 400,000 300,000 400,000 300,000 400,000 200,000 400,000 470,000 576,000 806,000 501,000 883,000 430,000                                                       
          changes in operating assets and liabilities, net of assets acquired:
                                                                                                 
          acquisitions of businesses, net of cash, cash equivalents and restricted cash acquired
                                                                                                 
          proceeds from sale of business
                                            285,000 -3,000    -2,000    741,000 2,821,000 699,000                                     
          proceeds from credit facility borrowings
                                125,000,000  12,000,000 13,000,000                                                             
          acquisition of businesses, net of cash, cash equivalents and restricted cash acquired
                                  100,000 -9,000,000                                                             
          debt issuance cost charges related to short-term financing
                                                                                                
          discontinuation of product lines
                                                                                                 
          issuance of long-term note receivable
                                         -1,500,000                                                     
          proceeds from debt
                                                                                                 
          payments of debt issuance costs
                                         -17,000 -426,000                                                       
          assets
                                                                                                 
          current assets:
                                                                                                 
          cash, cash equivalents, and restricted cash
                                  16,300,000 8,500,000 46,900,000                                                             
          receivables:
                                                                                                 
          trade, less allowances of 3.2 and 2.5, respectively
                                                                                                 
          net receivables
                                  -19,300,000 18,300,000 213,700,000                                                             
          prepaid and other current assets
                                  1,700,000 -1,100,000 33,600,000                                                             
          total current assets
                                  100,000 27,000,000 452,400,000                                                             
          property, plant and equipment
                                  -2,400,000 8,300,000 405,700,000                                                             
          accumulated depreciation
                                  -3,400,000 -9,900,000 -230,800,000                                                             
          operating lease assets
                                  800,000 4,700,000 40,700,000                                                             
          goodwill
                                  -7,900,000 3,600,000 189,700,000                                                             
          intangible assets
                                  -10,600,000 -5,900,000 156,000,000                                                             
          other assets
                                  -2,300,000 2,300,000 27,000,000                                                             
          total assets
                                  -25,700,000 30,100,000 1,040,700,000                                                             
          liabilities and total equity
                                                                                                 
          current liabilities:
                                                                                                 
          current portion of long-term debt
                                  11,900,000 -21,800,000 30,100,000                                                             
          total current liabilities
                                  10,200,000 -7,500,000 267,200,000                                                             
          long-term liabilities:
                                                                                                 
          long-term debt
                                  -23,900,000 16,000,000 330,100,000                                                             
          long-term operating lease liabilities
                                  700,000 4,400,000 24,700,000                                                             
          employee-related benefits
                                  -1,100,000 20,600,000                                                             
          other liabilities
                                  -13,100,000 2,900,000 31,700,000                                                             
          total long-term liabilities
                                  -40,500,000 22,600,000 453,300,000                                                             
          total liabilities
                                  -30,300,000 15,100,000 720,500,000                                                             
          commitments and contingencies
                                                                                                 
          equity:
                                                                                                 
          common stock, 0.375 par value; 60,000,000 shares authorized; 18,254,017 and 18,125,201 shares issued and outstanding, respectively
                                                                                                 
          additional paid-in capital
                                  5,200,000 2,500,000 32,000,000                                                             
          retained earnings
                                  10,600,000 10,800,000 317,700,000                                                             
          accumulated other comprehensive loss
                                  -11,200,000 2,400,000 -38,500,000                                                             
          total tennant company shareholders' equity
                                  4,600,000 15,700,000 318,000,000                                                             
          noncontrolling interest
                                  -700,000 2,200,000                                                             
          total equity
                                  4,600,000 15,000,000 320,200,000                                                             
          total liabilities and total equity
                                  -25,700,000 30,100,000 1,040,700,000                                                             
          tennant companyconsolidated statements of cash flows
                                                                                                 
          net decrease in cash, cash equivalents and restricted cash
                                  16,300,000 8,500,000 -39,200,000  -437,000 -202,000 -4,405,000                                                         
          trade, less allowances of 3.0 and 2.5, respectively
                                                                                                 
          common stock, 0.375 par value; 60,000,000 shares authorized; 18,192,486 and 18,125,201 shares issued and outstanding, respectively
                                                                                                 
          trade, less allowances of 2.7 and 2.5, respectively
                                    204,200,000                                                             
          common stock, 0.375 par value; 60,000,000 shares authorized; 18,160,539 and 18,125,201 shares issued and outstanding, respectively
                                    6,800,000                                                             
          income taxes
                                     -278,000 -132,000 -756,000 -217,000 -3,864,000 5,766,000 -104,000 -1,513,000 3,179,000 -4,495,000 6,364,000 379,000 -3,458,000 -2,493,000 3,935,000 -2,267,000 3,329,000 -2,682,000 5,129,000 -2,310,000 -1,188,000 -812,000 3,599,000 -1,847,000 -4,105,000 4,047,000 -2,622,000 3,477,000 40,000 1,512,000 3,191,000 -3,075,000 -11,588,000 6,197,000 3,935,000 -260,000 1,036,000 658,000 -7,141,000 1,128,000 1,331,000 6,804,000 6,436,000 758,000 15,917,000 -5,712,000 3,883,000 455,000             
          proceeds from short-term debt
                                         3,000,000                                                       
          repayments of short-term debt
                                         -3,000,000                                                       
          proceeds from issuance of long-term debt
                                                                                               
          payments of long-term debt
                                     -8,039,000 -12,083,000 -14,096,000 -4,037,000 -14,986,000 -22,791,000 -47,320,000 -11,151,000 -8,000 -8,000 -1,436,000 -2,008,000 -16,000 -1,429,000 -2,000,000                                             
          change in capital lease obligations
                                     7,000 -52,000 -22,000 81,000                                                         
          purchases of common stock
                                             -5,710,000 -7,052,000 -6,875,000 -24,894,000 -10,094,000 -4,135,000 -488,000 -10,053,000 -3,556,000 -5,531,000 -4,485,000 -4,626,000 -7,515,000 -6,776,000 -3,286,000 -11,172,000 -4,109,000 -469,000 -7,975,000          -6,076,000 -4,680,000 -3,593,000  -11,877,000              -1,200,000 
          excess tax benefit on stock plans
                                             239,000 201,000 112,000 134,000 152,000 38,000 21,000 648,000 173,000 291,000 1,160,000 169,000 2,234,000 1,438,000                                       
          acquisition of business, net of cash acquired
                                                                                                
          supplemental disclosure of cash flow information:
                                                                                                 
          cash paid for income taxes
                                        1,659,000    3,289,000  8,155,000 1,465,000 1,709,000  9,350,000 4,729,000 3,973,000  6,629,000 902,000 743,000  5,259,000 1,894,000 940,000  4,925,000 4,214,000 1,180,000  4,240,000                               
          cash paid for interest
                                        1,023,000    758,000  291,000 241,000 264,000  168,000 380,000 338,000  332,000 356,000 419,000  381,000 384,000 424,000  591,000 639,000 675,000  635,000                               
          supplemental non-cash investing and financing activities:
                                                                                                 
          capital expenditures in accounts payable
                                        1,328,000    1,582,000 723,000 -216,000 -147,000 1,685,000 1,109,000 -2,931,000 2,751,000 901,000 196,000 286,000 -146,000 861,000 217,000 -510,000                                       
          impairment of long-lived assets
                                                                                                
          loss on sale of business
                                             87,000 62,000                                                 
          decrease in restricted cash
                                         41,000 -15,000 -33,000 -85,000 -4,000 -1,000 121,000         -29,000 4,000   1,398,000                                   
          net increase in cash and cash equivalents
                                                     13,178,000    15,675,000    -8,759,000 24,267,000   8,066,000 2,822,000 2,532,000 -610,000 5,799,000 -759,000 7,216,000 9,211,000 4,124,000 -2,154,000 -10,607,000 -2,586,000 6,511,000 4,265,000    -8,998,000     3,437,000          
          cash and cash equivalents at beginning of year
                                                                                33,092,000 31,021,000 24,587,000 16,356,000 23,783,000 21,500,000 
          cash and cash equivalents at end of year
                                                                                                 
          acquisition of businesses, net of cash acquired
                                          -353,769,000 -304,000 -575,000                  -1,000   -60,000 -52,000 26,000 -45,000 178,000 -2,295,000 316,000 -561,000 -235,000 -81,365,000  -543,000 621,000 -2,666,000             
          debt issuance cost charges related to financing
                                                                                                 
          net earnings
                                            -3,957,000 15,370,000 11,477,000 15,328,000 4,439,000 13,196,000 -951,000 14,817,000 5,026,000 17,541,000 11,792,000 15,523,000 5,795,000 10,301,000 10,617,000 14,254,000 5,059,000 13,844,000 8,745,000 13,671,000 5,324,000 11,264,000 9,728,000 5,855,000 5,866,000 17,012,000 7,525,000 6,175,000 4,091,000 6,715,000 5,783,000 3,007,000 -41,746,000 -16,889,000 13,985,000 8,293,000 5,235,000 12,594,000 10,968,000 10,454,000 5,851,000 3,725,000 2,557,000 5,084,000 3,289,000 3,236,000 2,546,000 3,987,000 2,684,000 2,929,000 -1,335,000 1,300,000 200,000 
          amortization
                                            244,000 86,000 99,000 112,000 112,000 113,000 332,000 516,000 520,000 557,000 589,000 612,000 611,000 646,000 633,000 637,000 644,000 704,000 664,000 656,000 776,000 797,000 829,000 872,000 832,000 810,000 793,000 771,000 792,000 762,000 964,000 806,000 639,000 711,000 1,036,000 394,000 458,000 725,000 59,000               
          issuance of long-term debt
                                            20,000,000                    10,000,000 10,000,000     -5,918,000 6,000,000 87,500,000                 
          long-term note receivable from sale of business
                                                                                                 
          payments of short-term debt
                                                                                               
          supplemental cash flow information
                                                                                                 
          cash paid during the year for:
                                                                                                 
          interest
                                                                    365,000 416,000 350,000 377,000 416,000 687,000 647,000 1,078,000 367,000 1,093,000 1,057,000 1,087,000 378,000 112,000 127,000 95,000 145,000             
          short-term debt borrowings
                                                                                                 
          increase in restricted cash
                                                  -301,000 -5,000 -13,000  -10,000 -2,000                                         
          u.s. pension plan contributions
                                                                                                 
          payment of long-term debt
                                                      -2,000 -7,000 -2,006,000  -205,000 -305,000 -428,000  -686,000 -797,000 -967,000  -5,831,000 -11,334,000 -934,000  -1,139,000 -966,000 -1,089,000  -13,006,000 -36,004,000 -10,006,000 -468,000 -1,000                   
          adjustments to reconcile net earnings to net cash (used by) provided by operating activities:
                                                                                                 
          net cash (used by) provided by operating activities
                                                        -3,913,000                                         
          payment of short-term borrowings
                                                        -1,500,000                                         
          impairment of intangible assets
                                                                 253,000                               
          changes in operating assets and liabilities, excluding the impact of acquisitions:
                                                                                                 
          change in short-term borrowings
                                                                      -350,000                        
          capital expenditures funded through capital leases
                                                         271,000 -834,000   679,000 149,000 389,000 309,000 272,000 1,332,000 747,000 542,000 -201,000 675,000 858,000 1,066,000 3,081,000 19,000 1,324,000 1,360,000 3,498,000 380,000 374,000 571,000 1,073,000 460,000 407,000 501,000             
          notes payable related to water star, inc. acquisition
                                                                                              
          accounts receivable
                                                          4,963,000 -17,453,000 5,939,000 -13,567,000 9,294,000 -12,645,000 5,107,000 -1,779,000 9,921,000 -8,650,000 -3,943,000 -12,417,000 -3,198,000 -1,282,000 8,966,000 -6,565,000 -6,028,000 -6,667,000 21,149,000 13,846,000 6,704,000 -14,280,000 -696,000 -12,271,000 1,015,000 804,000 -806,000  1,297,000           
          short-term borrowings
                                                                                                
          tax benefit on stock plans
                                                            708,000 834,000 137,000 464,000 612,000 465,000 62,000 362,000 377,000 443,000 481,000 661,000 139,000 103,000 428,000 -270,000 -147,000 -306,000 636,000 330,000 232,000 1,075,000 1,280,000 182,000 718,000             
          collateralized borrowings
                                                             -21,000 -8,000 -18,000 86,000 -67,000                                
          stock-based compensation expense
                                                              3,264,000 2,221,000 1,690,000 1,838,000 1,079,000 1,191,000 1,299,000 2,575,000 676,000 918,000 470,000 393,000 620,000 510,000 286,000 -1,711,000 -381,000 310,000 555,000 423,000 631,000 1,022,000 810,000             
          proceeds from the sale of business
                                                                                                 
          goodwill impairment charge
                                                                         43,363,000                     
          esop income
                                                                         207,000 65,000 181,000 -27,000  -204,000 -204,000 -204,000    -165,000             
          tax benefit on esop
                                                                         2,000 1,000 3,000 5,000 7,000 8,000 9,000  10,000 12,000 13,000             
          principal payment from esop
                                                                                               800,000 
          cash paid (received) during the year for:
                                                                                                 
          collateralized borrowings incurred for operating lease equipment
                                                                   -71,000 345,000 -111,000 -109,000 -384,000 1,075,000 -222,000 -264,000 -140,000 1,968,000 276,000 347,000 353,000 782,000 247,000 -3,000   -1,577,000 2,177,000 546,000          
          cash paid during the period for:
                                                                                                 
          adjustments to net earnings to arrive at operating cash flow:
                                                                                                 
          deferred tax expense
                                                                      -580,000 -905,000 -634,000  953,000 -164,000 595,000 -5,313,000 507,000 861,000 420,000 -2,803,000 201,000 -178,000 1,270,000 -88,000 370,000        17,000  300,000 
          esop expense
                                                                                                 
          income taxes payable/prepaid
                                                                      -3,499,000 419,000 2,741,000 -2,418,000 -267,000 9,305,000 -2,300,000                     
          accrued expenses
                                                                        1,648,000                         
          deferred tax benefit
                                                                                                 
          provision for doubtful accounts and returns
                                                                                                 
          gain on sale of facility
                                                                                                 
          employee compensation and benefits and other accrued expenses
                                                                         6,279,000 4,237,000 1,879,000 -15,456,000 21,868,000 -3,812,000 3,110,000 -9,938,000 3,901,000 4,061,000 4,504,000 -16,535,000             
          purchases of short-term investments
                                                                                                
          sales of short-term investments
                                                                                 7,925,000 14,250,000             
          see accompanying notes to consolidated financial statements.
                                                                                                 
          net cash flows from investing activities
                                                                          -2,177,000 -2,672,000 -5,856,000  -6,220,000                   
          payments on capital leases
                                                                          -1,181,000 -1,233,000 -1,092,000 -2,291,000 -688,000 -730,000 -786,000 -746,000 -600,000 -572,000 -587,000             
          net cash flows from financing activities
                                                                          -15,512,000 -39,924,000 -7,627,000  -6,704,000                   
          change in short-term debt
                                                                            -1,000 -9,517,000 1,068,000 2,615,000 4,795,000                 
          other current/noncurrent assets and liabilities
                                                                             3,986,000 -1,259,000 -3,350,000 4,553,000 1,310,000 -2,743,000 -2,353,000 1,655,000   -322,000          
          adjustments to net earnings to arrive at operating cash flows:
                                                                                                 
          provision for bad debts and returns
                                                                              910,000 223,000 233,000 8,000 454,000 676,000 552,000             
          income taxes payable
                                                                              -4,814,000 -958,000 400,000                 
          payment of acquired notes payable
                                                                                                
          cash flows related to operating activities:
                                                                                                 
          net cash flows related to operating activities
                                                                                -5,887,000 8,258,000 15,439,000 24,913,000 -8,970,000 7,817,000 8,638,000 6,983,000 15,814,000   6,581,000 6,149,000 5,860,000 629,000 4,700,000 2,700,000 
          cash flows related to investing activities:
                                                                                                 
          net cash flows related to investing activities
                                                                                -88,773,000 9,399,000 -14,556,000 -8,932,000 3,732,000      78,000      -6,700,000 
          cash flows related to financing activities:
                                                                                                 
          net cash flows related to financing activities
                                                                                86,547,000 -7,705,000 -9,842,000 -7,220,000 -1,912,000            -900,000 
          see accompanying notes to condensed consolidated financial statements.
                                                                                                 
          cash flows related to operating activities
                                                                                                 
          tax benefit on esop and stock plans
                                                                                                 
          changes in operating assets and liabilities excluding the impact of acquisitions:
                                                                                                 
          cash flows related to investing activities
                                                                                                 
          acquisition of property, plant and equipment
                                                                                   -9,675,000 -7,852,000            -7,000,000 
          acquisition of businesses, net of cash acquired, and intangible assets
                                                                                                 
          cash flows related to financing activities
                                                                                                 
          proceeds from issuance of short-term debt
                                                                                 5,000                
          purchase of common stock
                                                                                    -2,812,000             
          net increase (decrease) in cash and cash equivalents
                                                                                                 
          depreciation and amortization
                                                                                    4,201,000 2,970,000 3,376,000 3,488,000 3,300,000 3,551,000 3,540,000 5,102,000 4,003,000 3,866,000 3,976,000 4,800,000 5,200,000 
          supplemental non-cash investing and financing activities
                                                                                                 
          inventory
                                                                                     2,017,000 1,994,000           
          accounts payable, accrued expenses and deferred revenue
                                                                                                 
          acquisition of walter-broadley
                                                                                                 
          net changes in short-term borrowings
                                                                                      1,550,000         100,000 1,000,000 
          payment of assumed walter-broadley debt
                                                                                                 
          supplemental schedule of noncash investing and financing activities
                                                                                                 
          accounts payable, accrued expenses and deferred revenues
                                                                                                 
          changes in operating assets and liabilities
                                                                                                -3,400,000 
          provision for bad debts
                                                                                                 
          effect of exchange rate changes on cash
                                                                                            35,000    100,000 
          issuance (payments) of long-term borrowings