7Baggers

Proto Labs, Inc
(NYSE:PRLB) 

PRLB stock logo

Proto Labs, Inc., together with its subsidiaries, operates as an e-commerce driven digital manufacturer of custom prototypes and on-demand production parts in the worldwide. The company offers injection molding; computer numerical control machining; three-dimensional (3D) printing, which include ste...

Founded: 1999
Full Time Employees: 2,535
Sector: Industrials
Industry: Metal Fabrication

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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 
                                                             
      statements of operations:
                                                             
      revenue
    139,336,000 136,493,000 135,366,000 135,063,000 126,205,000 121,750,000 125,619,000 125,631,000 127,890,000 125,048,000 130,705,000 122,265,000 125,859 488,025,209 121,721 126,902 124,168 487,733,484 125,342 123,048 116,126 434,065,813 107,504 106,575 115,108 458,381,161 117,455 115,932 113,452,000 112,769,000 115,430,000 109,652,000 107,745,000 94,178,000 88,105,000 82,040,000 80,167,000 72,353,000 78,173,000 74,961,000 72,568,000 73,759,000 67,842,000 63,969,000 58,536,000 56,069,000 54,574,000 52,866,000 46,074,000 44,042,000 42,008,000 39,749,000 37,313,000 33,616,000 32,454,000 29,951,000 29,970,000 
      yoy
    10.40% 12.11% 7.76% 7.51% -1.32% -2.64% -3.89% 2.75% 101513.71% -74.38% 107280.81% 96246.00% 1.36% 0.06% -2.89% 3.13% 6.93% 12.36% 16.59% 15.46% 0.88% -5.30% -8.47% -8.07% -99.90% 306.48% -99.90% -99.89% 5.30% 19.74% 31.01% 33.66% 34.40% 30.16% 12.71% 9.44% 10.47% -1.91% 15.23% 17.18% 23.97% 31.55% 24.31% 21.00% 27.05% 27.31% 29.91% 33.00% 23.48% 31.01% 29.44% 32.71% 24.50%     
      qoq
    2.08% 0.83% 0.22% 7.02% 3.66% -3.08% -0.01% -1.77% 2.27% -4.33% 6.90% 97044.42% -99.97% 400837.56% -4.08% 2.20% -99.97% 389022.15% 1.86% 5.96% -99.97% 403667.13% 0.87% -7.41% -99.97% 390161.09% 1.31% -99.90% 0.61% -2.31% 5.27% 1.77% 14.41% 6.89% 7.39% 2.34% 10.80% -7.45% 4.28% 3.30% -1.61% 8.72% 6.05% 9.28% 4.40% 2.74% 3.23% 14.74% 4.61% 4.84% 5.68% 6.53% 11.00% 3.58% 8.36% -0.06%  
      cost of revenue
    75,744,000 76,121,000 74,073,000 75,289,000 70,507,000 69,793,000 68,389,000 69,085,000 70,423,000 69,236,000 71,423,000 69,142,000 72,083 272,727,067 68,089 69,480 68,364 265,209,763 70,018 66,423 60,796 216,404,012 52,861 54,119 57,008 223,269,873 57,839 55,696 54,592,000 53,614,000 53,027,000 50,439,000 49,837,000 41,290,000 38,793,000 35,671,000 34,894,000 32,041,000 33,448,000 32,715,000 32,914,000 32,485,000 27,517,000 26,419,000 23,282,000 22,457,000 21,492,000 20,183,000 17,050,000 16,427,000 16,053,000 14,896,000 14,034,000 12,611,000 12,760,000 12,239,000 12,243,000 
      gross profit
    63,592,000 60,372,000 61,293,000 59,774,000 55,698,000 51,957,000 57,230,000 56,546,000 57,467,000 55,812,000 59,282,000 53,123,000 53,776 215,298,142 53,632 57,422 55,804 222,523,721 55,324 56,625 55,330 217,661,801 54,643 52,456 58,100 235,111,288 59,616 60,236 58,860,000 59,155,000 62,403,000 59,213,000 57,908,000 52,888,000 49,312,000 46,369,000 45,273,000 40,312,000 44,725,000 42,246,000 39,654,000 41,274,000 40,325,000 37,550,000 35,254,000 33,612,000 33,082,000 32,683,000 29,024,000 27,615,000 25,955,000 24,853,000 23,279,000 21,005,000 19,694,000 17,712,000 17,727,000 
      yoy
    14.17% 16.20% 7.10% 5.71% -3.08% -6.91% -3.46% 6.44% 106763.66% -74.08% 110434.76% 92413.32% -3.63% -3.25% -3.06% 1.41% 0.86% 2.23% 1.25% 7.95% -4.77% -7.42% -8.34% -12.92% -99.90% 297.45% -99.90% -99.90% 1.64% 11.85% 26.55% 27.70% 27.91% 31.20% 10.26% 9.76% 14.17% -2.33% 10.91% 12.51% 12.48% 22.80% 21.89% 14.89% 21.46% 21.72% 27.46% 31.51% 24.68% 31.47% 31.79% 40.32% 31.32%     
      qoq
    5.33% -1.50% 2.54% 7.32% 7.20% -9.21% 1.21% -1.60% 2.97% -5.85% 11.59% 98685.70% -99.98% 401335.97% -6.60% 2.90% -99.97% 402119.15% -2.30% 2.34% -99.97% 398234.28% 4.17% -9.71% -99.98% 394276.15% -1.03% -99.90% -0.50% -5.20% 5.39% 2.25% 9.49% 7.25% 6.35% 2.42% 12.31% -9.87% 5.87% 6.54% -3.92% 2.35% 7.39% 6.51% 4.89% 1.60% 1.22% 12.61% 5.10% 6.40% 4.43% 6.76% 10.83% 6.66% 11.19% -0.08%  
      gross margin %
    45.64% 44.23% 45.28% 44.26% 44.13% 42.68% 45.56% 45.01% 44.93% 44.63% 45.36% 43.45% 42.73% 44.12% 44.06% 45.25% 44.94% 45.62% 44.14% 46.02% 47.65% 50.14% 50.83% 49.22% 50.47% 51.29% 50.76% 51.96% 51.88% 52.46% 54.06% 54.00% 53.75% 56.16% 55.97% 56.52% 56.47% 55.72% 57.21% 56.36% 54.64% 55.96% 59.44% 58.70% 60.23% 59.95% 60.62% 61.82% 62.99% 62.70% 61.79% 62.52% 62.39% 62.49% 60.68% 59.14% 59.15% 
      operating expenses
                                                             
      marketing and sales
    24,780,000 25,261,000 24,574,000 24,731,000 23,749,000 23,003,000 22,619,000 23,291,000 23,160,000 21,825,000 21,682,000 21,730,000 22,451 82,689,765 20,594 21,055 20,586 82,113,054 21,422 21,044 19,480 69,257,179 16,705 16,936 18,180 72,920,534 17,604 19,285 18,577,000 17,586,000 16,818,000 17,557,000 16,572,000 15,393,000 13,846,000 14,630,000 12,987,000 11,949,000 11,787,000 11,453,000 10,942,000 10,805,000 10,027,000 9,502,000 8,854,000 8,115,000 7,351,000 7,261,000 6,417,000 6,164,000 5,409,000 5,550,000 5,263,000 4,658,000 4,442,000 4,557,000 4,441,000 
      research and development
    10,540,000 10,321,000 10,705,000 11,173,000 10,609,000 9,698,000 9,772,000 10,661,000 11,167,000 9,488,000 10,105,000 9,865,000 10,677 38,192,684 9,309 9,450 10,557 44,207,145 10,614 11,060 12,181 36,914,450 7,915 8,648 8,987 32,667,459 8,359 8,169 8,013,000 7,580,000 7,458,000 7,032,000 6,665,000 5,776,000 5,877,000 6,084,000 5,823,000 5,278,000 5,976,000 5,816,000 5,318,000 4,879,000 4,760,000 4,397,000 4,314,000 4,682,000 4,555,000 3,914,000 3,456,000 3,458,000 3,026,000 2,751,000 2,628,000 2,515,000 2,561,000 2,401,000 1,660,000 
      general and administrative
    17,012,000 17,050,000 17,163,000 18,752,000 16,848,000 15,166,000 16,259,000 16,595,000 16,313,000 16,075,000 17,058,000 15,822,000 16,833 67,494,230 16,477 16,522 16,771 55,888,814 16,361 8,417 19,408 51,703,017 12,354 12,521 14,108 49,727,589 12,380 13,209 12,822,000 13,834,000 13,096,000 12,640,000 12,943,000 12,944,000 10,222,000 9,253,000 8,781,000 8,254,000 10,020,000 10,126,000 8,251,000 9,033,000 8,134,000 6,304,000 6,245,000 6,152,000 5,733,000 5,534,000 4,703,000 4,119,000 4,118,000 3,923,000 3,994,000 3,563,000 3,118,000 3,288,000 3,988,000 
      restructuring and transformation costs
    1,421,000                                                         
      benefits related to exit and disposal activities
        -39,000                                                     
      total operating expenses
    53,753,000 53,572,000 52,483,000 54,805,000 51,167,000 53,452,000 48,650,000 50,547,000 50,640,000 47,417,000 48,867,000 47,515,000 50,027 313,300,291 47,574 52,221 47,914 182,209,013 48,397 40,521 51,069 157,874,646 36,974 38,105 41,275 155,315,582 38,343 40,663 39,412,000 39,000,000 37,372,000 37,229,000 36,180,000 34,113,000 29,945,000 29,967,000 27,591,000 25,481,000 27,783,000 27,395,000 24,511,000 24,717,000 22,921,000 20,203,000 19,413,000 18,949,000 17,639,000 16,709,000 14,576,000 13,741,000 12,553,000 12,224,000 11,885,000 10,736,000 10,121,000 10,246,000 10,089,000 
      income from operations
    9,839,000 6,800,000 8,810,000 4,969,000 4,531,000 -1,495,000 8,580,000 5,999,000 6,827,000 8,395,000 10,415,000 5,608,000 3,749 -98,002,149 6,058 5,201 7,890 40,314,708 6,927 16,104 4,261 59,787,155 17,669 14,351 16,825 79,795,706 21,273 19,573 19,448,000 20,155,000 25,031,000 21,984,000 21,728,000 18,775,000 19,367,000 16,402,000 17,682,000 14,831,000 16,942,000 14,851,000 15,143,000 16,557,000 17,404,000 17,347,000 15,841,000 14,663,000 15,443,000 15,974,000 14,448,000 13,874,000 13,402,000 12,629,000 11,394,000 10,269,000 9,573,000 7,466,000 7,638,000 
      yoy
    117.15% -554.85% 2.68% -17.17% -33.63% -117.81% -17.62% 6.97% 182001.89% -108.57% 171821.43% 107725.42% -52.48% -343.09% -12.55% -67.70% 85.17% -32.57% -60.80% 12.22% -74.67% -25.07% -16.94% -26.68% -99.91% 295.91% -99.92% -99.91% -10.49% 7.35% 29.25% 34.03% 22.88% 26.59% 14.31% 10.44% 16.77% -10.42% -2.65% -14.39% -4.41% 12.92% 12.70% 8.60% 9.64% 5.69% 15.23% 26.49% 26.80% 35.11% 40.00% 69.15% 49.18%     
      qoq
    44.69% -22.81% 77.30% 9.67% -403.08% -117.42% 43.02% -12.13% -18.68% -19.40% 85.72% 149486.56% -100.00% -1617831.08% 16.48% -34.08% -99.98% 581893.76% -56.99% 277.94% -99.99% 338273.17% 23.12% -14.70% -99.98% 375003.21% 8.69% -99.90% -3.51% -19.48% 13.86% 1.18% 15.73% -3.06% 18.08% -7.24% 19.22% -12.46% 14.08% -1.93% -8.54% -4.87% 0.33% 9.51% 8.03% -5.05% -3.32% 10.56% 4.14% 3.52% 6.12% 10.84% 10.96% 7.27% 28.22% -2.25%  
      operating margin %
    7.06% 4.98% 6.51% 3.68% 3.59% -1.23% 6.83% 4.78% 5.34% 6.71% 7.97% 4.59% 2.98% -20.08% 4.98% 4.10% 6.35% 8.27% 5.53% 13.09% 3.67% 13.77% 16.44% 13.47% 14.62% 17.41% 18.11% 16.88% 17.14% 17.87% 21.69% 20.05% 20.17% 19.94% 21.98% 19.99% 22.06% 20.50% 21.67% 19.81% 20.87% 22.45% 25.65% 27.12% 27.06% 26.15% 28.30% 30.22% 31.36% 31.50% 31.90% 31.77% 30.54% 30.55% 29.50% 24.93% 25.49% 
      other income
    1,478,000 1,352,000 1,441,000 1,705,000 1,454,000 1,213,000 1,288,000 1,361,000 899,000 1,543,000 320,000 -3,368,000 1,290 106,323 -24  -157,960 136 137 -313 3,106,451 728 767 1,054 1,335,434 228 1,125 213,000 1,381,000 390,000 808,000 178,000 430,000 291,000 1,173,000 315,000 112,000 625,000 1,092,000 625,000 612,000 593,000 -36,000 -457,000 22,000 -56,000 -66,000 103,000 130,000 31,000 116,000 3,000 113,000 314,000 173,000  
      income before income taxes
    11,317,000 8,152,000 10,251,000 6,674,000 5,985,000 -282,000 9,868,000 7,360,000 7,726,000 9,938,000 10,735,000 2,240,000 5,039 -97,895,826 6,034 5,202 7,590 40,156,748 7,063 16,241 3,948 62,893,606 18,397 15,118 17,879 81,131,140 21,501 20,698 19,661,000 21,536,000 25,421,000 22,792,000 21,906,000 19,205,000 19,658,000 17,575,000 17,997,000 14,943,000 17,567,000 15,943,000 15,768,000 17,169,000 17,997,000 17,311,000 15,384,000 14,685,000 15,387,000 15,908,000 14,551,000 14,004,000 13,433,000 12,745,000 11,397,000 10,382,000 9,887,000 7,639,000 7,061,000 
      provision for income taxes
    3,206,000 2,153,000 3,035,000 2,247,000 2,386,000 122,000 2,679,000 2,820,000 2,458,000 2,948,000 2,781,000 2,623,000 2,380 5,577,777 2,083 2,645 2,495 6,806,210 2,228 3,326 236 12,067,894 3,700 2,511 3,895 17,524,609 4,709 4,532 4,150,000 2,250,000 4,484,000 4,478,000 3,855,000 4,933,000 6,438,000 5,489,000 5,797,000 5,571,000 5,585,000 5,252,000 5,106,000 5,176,000 5,615,000 5,625,000 4,931,000 4,492,000 5,003,000 4,952,000 4,449,000 4,497,000 4,561,000 4,134,000 3,110,000 2,987,000 3,185,000 2,493,000 2,279,000 
      net income
    8,111,000 5,999,000 7,216,000 4,427,000 3,599,000 -404,000 7,189,000 4,540,000 5,268,000 6,990,000 7,954,000 -383,000 2,659 -103,473,603 3,951 2,557 5,095 33,350,538 4,835 12,915 3,712 50,825,712 14,697 12,607 13,984 63,606,531 16,792 16,166 15,511,000 19,286,000 20,937,000 18,314,000 18,051,000 14,272,000 13,220,000 12,086,000 12,200,000 9,372,000 11,982,000 10,691,000 10,662,000 11,993,000 12,382,000 11,686,000 10,453,000 10,193,000 10,384,000 10,956,000 10,102,000 9,507,000 8,872,000 8,611,000 8,287,000 7,395,000 6,702,000 5,146,000 4,782,000 
      yoy
    125.37% -1584.90% 0.38% -2.49% -31.68% -105.78% -9.62% -1285.38% 198019.59% -106.76% 201216.12% -15078.49% -47.81% -410.26% -18.28% -80.20% 37.26% -34.38% -67.10% 2.44% -73.46% -20.09% -12.48% -22.02% -99.91% 229.81% -99.92% -99.91% -14.07% 35.13% 58.37% 51.53% 47.96% 52.28% 10.33% 13.05% 14.43% -21.85% -3.23% -8.51% 2.00% 17.66% 19.24% 6.66% 3.47% 7.22% 17.04% 27.23% 21.90% 28.56% 32.38% 67.33% 73.30%     
      qoq
    35.21% -16.87% 63.00% 23.01% -990.84% -105.62% 58.35% -13.82% -24.64% -12.12% -2176.76% -14503.91% -100.00% -2619021.87% 54.52% -49.81% -99.98% 689673.28% -62.56% 247.93% -99.99% 345723.72% 16.58% -9.85% -99.98% 378690.68% 3.87% -99.90% -19.57% -7.89% 14.32% 1.46% 26.48% 7.96% 9.38% -0.93% 30.17% -21.78% 12.08% 0.27% -11.10% -3.14% 5.96% 11.80% 2.55% -1.84% -5.22% 8.45% 6.26% 7.16% 3.03% 3.91% 12.06% 10.34% 30.24% 7.61%  
      net income margin %
    5.82% 4.40% 5.33% 3.28% 2.85% -0.33% 5.72% 3.61% 4.12% 5.59% 6.09% -0.31% 2.11% -21.20% 3.25% 2.01% 4.10% 6.84% 3.86% 10.50% 3.20% 11.71% 13.67% 11.83% 12.15% 13.88% 14.30% 13.94% 13.67% 17.10% 18.14% 16.70% 16.75% 15.15% 15.00% 14.73% 15.22% 12.95% 15.33% 14.26% 14.69% 16.26% 18.25% 18.27% 17.86% 18.18% 19.03% 20.72% 21.93% 21.59% 21.12% 21.66% 22.21% 22.00% 20.65% 17.18% 15.96% 
      net income per share
                                                             
      basic
    0.34 0.25 0.3 0.19 0.15 -0.01 0.29 0.18 0.21 0.27 0.31 -0.01 0.1 -4.19 0.14 0.09 0.19 0.43 0.17 0.47 0.14 0.36 0.55 0.47 0.52 0.57 0.63 0.6 0.58 0.71 0.77 0.68 0.67 0.53 0.5 0.46 0.46 0.35 0.45 0.41 0.41 0.46 0.47 0.45 0.4 0.39 0.4 0.43 0.4 0.37 0.35 0.34 0.33 0.31 0.28 0.22 0.23 
      diluted
    0.33 0.25 0.3 0.18 0.15 -0.01 0.29 0.18 0.2 0.27 0.31 -0.01 0.1 -4.19 0.14 0.09 0.19 0.44 0.17 0.47 0.13 0.35 0.55 0.47 0.52 0.56 0.62 0.6 0.57 0.71 0.77 0.67 0.66 0.53 0.49 0.45 0.46 0.35 0.45 0.4 0.4 0.46 0.47 0.44 0.4 0.4 0.4 0.42 0.39 0.36 0.34 0.33 0.32 0.3 0.26 0.2 0.22 
      shares used to compute net income per share:
                                                             
      basic
    23,835,612 -51,351 23,889,157 23,900,390 24,135,320 -208,868 24,980,536 25,313,036 25,624,949 -109,771 26,023,830 26,210,478 26,580,279 -102,219 27,505,097 27,530,739 27,502,941 -20,984 27,713,229 27,735,732 27,464,136 6,681,178.75 26,736,709 26,660,498 26,776,806 6,723,605 26,846,030 26,875,153 26,963,366 6,740,801.25 27,038,585 26,972,990 26,879,388 6,650,043.5 26,617,349 26,541,978 26,466,731 6,583,684.5 26,416,041 26,368,001 26,222,148 6,488,112.75 26,083,405 25,921,111 25,850,274 6,412,789 25,757,593 25,620,005 25,573,851 6,280,485.25 25,384,940 25,258,932 25,014,907 397,643 24,052,409 23,929,886 20,934,948 
      diluted
    24,287,260 -4,470 24,191,039 24,101,592 24,435,844 -170,102 25,022,485 25,372,972 25,784,987 -104,108 26,028,456 26,210,478 26,605,787 -112,896 27,508,217 27,536,823 27,510,477 -54,685 27,730,105 27,744,870 27,698,195 6,715,411.75 26,886,433 26,760,866 26,929,640 6,768,218.25 27,005,341 27,041,422 27,177,039 6,817,077.75 27,337,886 27,274,882 27,197,099 6,679,138.25 26,802,034 26,649,152 26,599,200 6,634,769.5 26,609,878 26,561,148 26,442,357 6,572,689.5 26,381,313 26,277,503 26,214,204 6,527,384.75 26,200,741 26,146,848 26,091,069 6,448,737.5 26,002,240 25,850,247 25,645,744 86,880 25,312,643 25,280,835 22,226,356 
      comprehensive income
    5,600 9,747 7,055 6,755 4,692 -1,536 9,769 3,953 4,436 9,265 6,887 3,890 3,520 -102,396 -6,924 -11,287  8,551 -508 14,896 -2,964 12,683 17,807 12,971 11,004 18,812 14,642 15,688 15,987 18,032 20,058 14,796 20,444 14,787 14,875 14,250 13,385 5,385 11,828 8,547 11,406 10,477 11,416 12,960 9,378 9,024 9,011 11,488 10,274 9,643 9,678 8,413 7,380 7,008 6,756 4,831 5,240 
      costs related to exit and disposal activities
     37,750 41,000 149,000                                                      
      closure of japan business
             29,000 22,000 98,000 66 6,915,612 1,194 5,194                                          
      other loss
                    -300                                         
      comprehensive loss
                    -393                                         
      other comprehensive income
                                                             
      less: dividends on redeemable preferred stock
                                                             
      less: undistributed earnings allocated to preferred shareholders
                                                             
      net income attributable to common shareholders
                                                         7,395,000 6,702,000 5,146,000 4,782,000 
      other expense
                                                            577,000 
    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 2016-09-30 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 
                                                              
        assets
                                                              
        current assets
                                                              
        cash and cash equivalents
      123,973,000 110,826,000 104,422,000 90,382,000 82,692,000 89,071,000 87,873,000 96,149,000 92,804,000 83,790,000 83,496,000 66,493,000 62,051,000 56,558,000 59,361,000 54,666,000 57,239,000 65,929,000 47,802,000 41,909,000 43,774,000 127,603,000 118,254,000 98,003,000 91,905,000 125,225,000 121,568,000 100,535,000 85,350,000 85,046,000 62,593,000 62,605,000 45,095,000 36,707,000 119,283,000 99,196,000 71,888,000 68,218,000 57,331,000 50,626,000 47,653,000 64,131,000 56,324,000 52,553,000 43,329,000 34,268,000 22,854,000 44,201,000 43,039,000 39,382,000 35,446,000 27,929,000 36,759,000 36,290,000 44,386,000  
        short-term marketable securities
      12,307,000 17,297,000 14,817,000 12,804,000 14,154,000 14,019,000 12,638,000 16,792,000 16,875,000 19,013,000 19,204,000 19,945,000 22,851,000 23,568,000 25,253,000 24,379,000 19,914,000 11,580,000 16,542,000 18,341,000 19,592,000 34,088,000 30,993,000 33,128,000 38,194,000 35,437,000 23,642,000 35,867,000 35,045,000 46,750,000 57,561,000 57,619,000 53,467,000 57,424,000 53,201,000 48,272,000 45,553,000 39,028,000 39,216,000 38,804,000 33,201,000 28,062,000 31,190,000 29,055,000 30,706,000 24,212,000 25,255,000 34,360,000 36,339,000 33,647,000 30,330,000 35,695,000 25,137,000 21,704,000 14,269,000  
        accounts receivable
      85,553,000 78,962,000 77,790,000 78,011,000 73,904,000 66,504,000 69,464,000 70,891,000 77,849,000 72,848,000 78,395,000 75,034,000 77,619,000 76,225,000 80,611,000 82,469,000 85,960,000 80,051,000 85,629,000 83,470,000 74,666,000 57,877,000 61,250,000 61,297,000 62,091,000 57,450,000 64,069,000 62,548,000 61,535,000 59,155,000 62,131,000 55,928,000 58,464,000 51,503,000 46,276,000 42,211,000 39,012,000 37,261,000 34,486,000 36,152,000 36,125,000 32,897,000 29,493,000 28,382,000 24,226,000 25,460,000 25,187,000 21,905,000 18,320,000 18,016,000 17,529,000 17,468,000   13,717,000 14,782,000 
        inventory
      14,871,000 14,401,000 14,073,000 13,169,000 13,202,000 12,305,000 12,415,000 12,357,000 12,823,000 13,657,000 13,803,000 14,311,000 14,273,000 13,578,000 14,617,000 15,051,000 14,227,000 13,161,000 9,813,000 9,111,000 9,918,000 10,862,000 10,402,000 10,774,000 10,507,000 10,075,000 9,448,000 9,688,000 9,356,000 10,087,000 9,608,000 9,590,000 9,506,000 11,271,000 9,789,000 9,327,000 8,943,000 9,930,000 9,901,000 9,920,000 9,771,000 7,228,000 6,828,000 6,386,000 6,194,000 5,705,000 5,755,000 5,346,000 5,166,000 4,966,000 4,875,000 4,717,000 4,619,000 4,343,000 3,986,000 3,905,000 
        prepaid expenses and other current assets
      10,698,000 9,590,000 10,009,000 9,985,000 9,594,000 10,049,000 10,019,000 10,034,000 9,425,000 9,124,000 8,722,000 8,501,000 11,101,000 12,597,000 11,752,000 11,484,000 10,185,000 11,450,000 10,571,000 10,107,000 8,803,000 11,032,000 10,198,000 9,670,000 9,777,000 8,232,000 8,038,000 7,826,000 8,613,000 8,567,000 8,639,000 7,678,000 8,106,000 6,267,000 6,280,000 5,915,000 6,412,000 5,392,000 5,468,000 6,617,000 5,224,000 5,733,000 3,935,000 4,377,000 3,406,000 4,278,000 5,135,000 4,406,000 3,569,000 3,663,000 3,454,000 4,774,000 5,364,000 3,997,000 3,529,000 3,378,000 
        income taxes receivable
      1,175,000 2,465,000 4,681,000 1,155,000 864,000 2,906,000 665,000 1,400,000 644,000 2,228,000 891,000 868,000 821,000 4,042,000 763,000 2,627,000 687,000 1,321,000 1,766,000 4,575,000 1,763,000 540,000 16,000 95,000   2,852,000 2,852,000 2,852,000 5,757,000    1,832,000     2,005,000 2,029,000 6,028,000 4,029,000 2,931,000   3,223,000 2,051,000  2,907,000 3,970,000 4,720,000 3,203,000 1,877,000 245,000   
        total current assets
      248,577,000 233,541,000 225,792,000 205,506,000 194,410,000 194,854,000 193,074,000 207,623,000 210,420,000 200,660,000 204,511,000 185,152,000 188,716,000 186,568,000 192,357,000 190,676,000 188,212,000 183,492,000 172,123,000 167,513,000 158,516,000 242,002,000 231,113,000 212,967,000 212,474,000 236,419,000 229,617,000 219,316,000 202,751,000 215,362,000 200,532,000 193,420,000 174,638,000 165,004,000 234,829,000 204,921,000 171,808,000 159,829,000 148,407,000 144,148,000 138,002,000 142,540,000 131,165,000 121,212,000 108,344,000 97,598,000 86,696,000 110,674,000 109,795,000 104,313,000 96,641,000 94,232,000 90,156,000 82,813,000 80,819,000 102,676,000 
        property and equipment
      209,463,000 215,261,000 211,325,000 215,777,000 221,207,000 227,263,000 237,942,000 243,710,000 247,798,000 253,655,000 243,022,000 248,614,000 253,616,000 257,785,000 259,856,000 260,631,000 270,946,000 280,346,000 283,019,000 288,495,000 279,901,000 282,666,000 281,895,000 281,129,000 268,001,000 263,712,000 252,579,000 248,816,000 234,211,000 228,001,000 210,053,000 197,339,000 187,863,000 166,440,000 153,512,000 146,364,000 143,957,000 142,722,000 138,685,000 130,341,000 125,475,000 108,626,000 100,921,000 94,028,000 91,626,000 87,962,000 87,313,000 63,963,000 56,101,000 52,378,000 47,144,000 45,629,000 45,316,000 44,457,000 44,083,000 41,099,000 
        goodwill
      273,991,000 273,991,000 273,991,000 273,991,000 273,991,000 273,991,000 273,991,000 273,991,000 273,991,000 273,991,000 273,991,000 273,991,000 273,991,000 273,991,000 383,558,000 390,354,000 398,319,000 400,610,000 404,240,000 407,191,000 399,426,000 128,752,000 128,752,000 128,752,000 128,752,000 128,752,000 128,752,000 128,752,000 128,752,000 128,752,000 128,752,000 128,752,000 128,752,000 128,504,000 28,916,000 28,916,000 28,916,000 28,916,000 28,916,000 28,916,000 28,916,000 28,916,000 28,916,000 28,916,000 28,916,000 28,916,000 28,916,000          
        other intangible assets
      17,527,000 18,612,000 19,539,000 20,500,000 20,775,000 21,422,000 22,890,000 23,427,000 24,407,000 25,584,000 26,668,000 28,353,000 29,869,000 31,250,000 31,907,000 34,026,000 36,234,000 37,998,000 39,816,000 41,674,000 46,883,000 14,350,000 15,107,000 15,861,000 16,615,000 17,369,000 18,258,000 18,116,000 18,979,000 19,850,000 19,713,000 18,521,000 19,319,000 19,084,000 2,261,000 2,367,000 2,492,000 2,817,000 2,980,000 3,150,000 3,337,000 3,523,000 3,710,000 3,896,000 4,083,000 4,269,000 4,456,000          
        long-term marketable securities
      21,721,000 14,308,000 19,149,000 20,037,000 19,425,000 17,773,000 17,120,000  3,257,000 8,019,000 12,212,000 16,344,000 19,824,000 26,419,000 29,257,000 31,068,000 28,196,000 14,340,000 19,557,000 28,700,000 29,760,000 59,357,000 51,369,000 44,127,000 37,077,000 12,960,000 9,783,000 14,268,000 18,262,000 23,579,000 33,224,000 24,636,000 30,667,000 37,034,000 55,351,000 69,435,000 83,867,000 68,387,000 67,730,000 67,726,000 64,789,000 57,801,000 54,482,000 55,594,000 54,318,000 60,449,000 57,325,000 71,315,000 64,023,000 59,441,000 54,169,000 48,877,000 36,965,000 29,651,000 20,073,000  
        operating lease assets
      2,490,000 2,836,000 2,015,000 2,308,000 2,461,000 2,993,000 3,519,000 3,790,000 4,185,000 4,628,000 2,737,000 3,084,000 3,315,000 3,844,000 4,293,000 4,037,000 4,800,000 5,578,000 5,197,000 8,801,000 12,819,000 9,855,000 10,485,000 11,049,000 10,548,000 11,425,000 12,008,000 12,249,000 11,965,000                            
        finance lease assets
      357,000 424,000 491,000 558,000 625,000 692,000 759,000 826,000 893,000 960,000 16,763,000 16,934,000 17,266,000 17,532,000 1,524,000 1,649,000 1,773,000 1,898,000 2,022,000 2,147,000 2,271,000 2,396,000 2,087,000                                  
        other long-term assets
      4,442,000 4,442,000 4,553,000 4,575,000 4,556,000 4,524,000 4,491,000 4,839,000 4,852,000 4,856,000 4,341,000 4,738,000 4,776,000 4,779,000 4,186,000 4,223,000 4,286,000 4,320,000 4,337,000 4,769,000 4,872,000 4,826,000 5,318,000 4,560,000 4,623,000 3,030,000 3,902,000 4,010,000 3,676,000 3,441,000 3,590,000 3,519,000 2,670,000 2,672,000 2,701,000 2,650,000 992,000 1,374,000 1,305,000 554,000 517,000 520,000 197,000 226,000 227,000 232,000 251,000 249,000 256,000        
        total assets
      778,568,000 763,415,000 756,855,000 743,252,000 737,450,000 743,512,000 753,786,000 758,206,000 769,803,000 772,353,000 784,245,000 777,210,000 791,373,000 802,168,000 906,938,000 918,649,000 934,751,000 928,582,000 930,311,000 949,290,000 934,448,000 744,204,000 726,126,000 698,445,000 678,090,000 673,667,000 654,899,000 645,527,000 618,596,000 618,985,000 595,864,000 566,187,000 543,909,000 518,738,000 477,570,000 454,653,000 432,032,000 404,045,000 388,023,000 374,835,000 361,036,000 341,926,000 319,391,000 303,872,000 287,514,000 279,426,000 264,957,000 246,201,000 230,175,000 216,379,000 198,200,000 189,000,000 172,722,000 156,921,000 144,975,000 143,775,000 
        liabilities and shareholders' equity
                                                              
        current liabilities
                                                              
        accounts payable
      19,625,000 15,104,000 17,388,000 15,583,000 16,288,000 15,504,000 15,004,000 15,910,000 15,256,000 15,636,000 17,922,000 16,474,000 19,854,000 17,356,000 16,893,000 15,642,000 17,511,000 25,364,000 22,735,000 26,038,000 21,846,000 18,248,000 15,452,000 17,556,000 18,219,000 16,804,000 18,668,000 21,230,000 16,672,000 17,411,000 17,300,000 20,038,000 18,358,000 15,876,000 13,130,000 14,147,000 11,747,000 10,703,000 11,435,000 13,541,000 13,643,000 11,552,000 11,334,000 8,566,000 7,882,000 7,973,000 11,818,000 10,405,000 6,455,000 6,340,000 5,712,000 5,759,000 4,758,000 4,159,000 4,055,000 5,788,000 
        accrued compensation
      17,258,000 23,674,000 23,268,000 19,435,000 18,554,000 16,550,000 17,549,000 15,544,000 16,239,000 15,292,000 16,337,000 12,486,000 14,695,000 12,743,000 15,087,000 16,687,000 13,094,000 13,704,000 15,269,000 14,930,000 11,745,000 11,989,000 13,539,000 15,138,000 12,460,000 15,058,000 12,926,000 14,068,000 10,129,000 18,130,000 14,462,000 13,822,000 9,736,000 12,100,000 11,366,000 10,990,000 6,961,000 10,330,000 9,753,000 8,747,000 9,993,000 10,519,000 8,264,000 7,865,000 6,067,000 8,154,000 5,805,000 4,779,000 6,196,000 6,848,000 4,372,000 7,468,000 5,995,000 5,516,000 3,719,000 3,464,000 
        accrued liabilities and other
      32,595,000 26,783,000 27,831,000 25,846,000 24,172,000 19,621,000 18,455,000 17,656,000 21,216,000 16,872,000 21,027,000 19,155,000 23,156,000 22,384,000 25,478,000 24,011,000 23,030,000 11,980,000 12,636,000 15,072,000 16,705,000 16,193,000 19,047,000 15,041,000 12,950,000 11,057,000 13,133,000 10,422,000 11,027,000 16,702,000 14,843,000 9,885,000 10,809,000 8,408,000 7,463,000 4,530,000 4,742,000 3,612,000 2,491,000 1,648,000 2,626,000 2,424,000 1,779,000 2,048,000 2,718,000 3,804,000 3,491,000 1,304,000 808,000 1,149,000 623,000 574,000 513,000 725,000 725,000 2,025,000 
        current operating lease liabilities
      1,037,000 1,155,000 890,000 984,000 1,132,000 1,287,000 1,450,000 1,534,000 1,549,000 1,585,000 1,568,000 1,209,000 1,295,000 1,561,000 1,773,000 2,140,000 2,253,000 3,298,000 2,362,000 2,847,000 2,732,000 3,272,000 3,330,000 3,368,000 3,254,000 3,340,000 3,364,000 3,296,000 3,021,000                            
        current finance lease liabilities
      207,000 286,000 365,000 316,000 312,000 309,000 306,000 302,000 299,000 296,000 16,630,000 16,549,000 17,452,000 17,537,000 1,484,000 436,000 493,000 550,000 555,000 554,000 553,000 552,000 325,000                                  
        total current liabilities
      70,722,000 67,002,000 69,742,000 62,164,000 62,092,000 53,271,000 53,758,000 50,946,000 58,436,000 49,681,000 74,628,000 66,221,000 78,380,000 71,581,000 60,720,000 58,916,000 60,251,000 54,896,000 56,063,000 62,417,000 59,849,000 50,254,000 51,693,000 51,103,000 47,297,000 47,581,000 54,808,000 51,433,000 41,443,000 52,734,000 49,368,000 44,382,000 41,865,000 43,755,000 35,763,000 31,050,000 28,072,000 25,186,000 23,679,000 23,936,000 26,262,000 24,534,000 21,448,000 22,532,000 18,759,000 20,095,000 21,308,000 16,841,000 13,663,000 14,532,000 10,887,000 14,010,000 11,539,000 10,735,000 9,567,000 13,694,000 
        long-term operating lease liabilities
      1,377,000 1,606,000 1,188,000 1,402,000 1,491,000 1,633,000 1,979,000 2,203,000 2,588,000 3,008,000 1,545,000 1,833,000 1,983,000 2,255,000 2,477,000 1,886,000 2,514,000 2,245,000 2,792,000 7,097,000 11,534,000 7,586,000 8,003,000 8,379,000 7,871,000 8,565,000 9,006,000 9,218,000 9,107,000                            
        long-term deferred tax liabilities
      18,949,000 16,598,000 16,038,000 9,737,000 12,062,000 13,565,000 12,688,000 14,588,000 16,482,000 18,742,000 17,138,000 20,790,000 23,258,000 26,322,000 26,864,000 30,177,000 32,661,000 35,892,000 36,331,000 36,898,000 36,899,000 33,854,000 32,849,000 31,907,000 29,652,000 26,283,000 21,750,000 21,745,000 20,549,000 20,162,000 8,732,000 8,583,000 7,582,000 6,966,000 7,721,000 8,613,000 7,399,000 4,247,000 4,632,000 4,325,000 4,240,000 1,488,000 2,423,000 2,170,000 1,846,000 4,112,000 3,731,000 3,779,000 3,682,000 3,345,000 3,346,000 3,346,000     
        other long-term liabilities
      4,394,000 4,277,000 5,168,000 5,115,000 4,797,000 4,605,000 5,003,000 4,790,000 4,468,000 5,032,000 5,341,000 4,936,000 4,615,000 4,362,000 6,031,000 5,784,000 6,021,000 5,705,000 6,712,000 6,569,000 6,167,000 6,235,000 6,002,000 5,807,000 5,530,000 5,448,000 5,238,000 5,018,000 4,702,000 4,592,000 4,377,000 4,788,000 4,605,000 4,621,000 4,247,000 4,186,000 4,098,000 3,795,000 2,928,000 2,868,000 2,889,000 1,716,000 1,533,000 1,522,000 1,360,000 854,000 759,000 999,000 1,028,000 699,000 700,000 728,000     
        total liabilities
      95,442,000 89,483,000 92,136,000 78,545,000 80,649,000 73,361,000 73,793,000 72,970,000 82,493,000 77,058,000 99,323,000 94,525,000 108,236,000 104,520,000 96,092,000 97,951,000 102,716,000 100,089,000 105,690,000 117,313,000 121,017,000 99,848,000 100,305,000 97,196,000 90,350,000 87,877,000 90,802,000 87,414,000 75,801,000 77,488,000 64,658,000 59,934,000 56,233,000 57,523,000 47,731,000 43,849,000 39,569,000 33,228,000 31,239,000 31,129,000 33,391,000 27,738,000 25,404,000 26,224,000 21,975,000 25,103,000 25,875,000 21,725,000 18,532,000 18,782,000 15,174,000 18,371,000     
        shareholders' equity
                                                              
        preferred stock, 0.001 par value...
                                                              
        common stock, 0.001 par value...
      24,000 24,000 23,000 23,000 23,000 24,000 25,000 26,000 26,000 26,000 26,000 26,000 26,000 27,000 28,000 28,000 28,000 28,000 28,000 28,000 28,000 27,000 27,000 27,000 27,000 27,000 27,000 27,000 27,000 27,000 27,000 27,000 27,000 27,000 27,000 27,000 26,000 26,000 26,000 26,000 26,000 26,000 26,000 26,000 26,000 26,000 26,000 26,000 26,000 26,000 26,000 26,000 25,000 24,000 24,000 24,000 
        additional paid-in capital
      457,714,000 454,120,000 450,852,000 449,903,000 447,115,000 453,705,000 454,025,000 461,400,000 462,715,000 466,884,000 463,908,000 464,950,000 465,185,000 473,740,000 477,107,000 475,740,000 472,483,000 468,548,000 464,900,000 461,597,000 456,886,000 284,848,000 278,996,000 272,231,000 268,574,000 268,059,000 265,178,000 262,952,000 259,611,000 258,502,000 254,957,000 250,063,000 246,282,000 241,725,000 225,135,000 220,975,000 215,364,000 210,226,000 208,021,000 203,490,000 198,835,000 195,856,000 187,070,000 183,691,000  178,767,000 172,538,000 169,420,000  162,458,000       
        retained earnings
      248,875,000 240,764,000 238,568,000 239,344,000 236,554,000 244,406,000 252,795,000 253,242,000 253,414,000 256,398,000 251,276,000 246,930,000 251,420,000 258,236,000 380,735,000 381,079,000 381,829,000 376,734,000 373,151,000 378,467,000 366,613,000 362,901,000 353,322,000 338,625,000 329,137,000 324,722,000 309,536,000 303,628,000 291,173,000 291,460,000 283,460,000 262,522,000 244,208,000 224,697,000 210,426,000 197,206,000 186,641,000 167,331,000 155,349,000 144,658,000 133,996,000 122,002,000 109,621,000 97,935,000 87,482,000 77,290,000 66,905,000 55,949,000 45,847,000 36,340,000 27,468,000 18,857,000     
        accumulated other comprehensive loss
      -23,487,000 -20,976,000 -24,724,000 -24,563,000 -26,891,000 -27,984,000 -26,852,000 -29,432,000 -28,845,000 -28,013,000 -30,288,000 -29,221,000 -33,494,000 -34,355,000 -47,024,000 -36,149,000 -22,305,000 -16,817,000 -13,458,000 -8,115,000 -10,096,000 -3,420,000 -6,524,000 -9,634,000 -9,998,000 -7,018,000 -10,644,000 -8,494,000 -8,016,000 -8,492,000 -7,238,000 -6,359,000 -2,841,000 -5,234,000 -5,749,000 -7,404,000 -9,568,000 -6,766,000 -6,612,000 -4,468,000 -5,212,000 -3,696,000 -2,730,000 -4,004,000 -2,929,000            
        total shareholders' equity
      683,126,000 673,932,000 664,719,000 664,707,000 656,801,000 670,151,000 679,993,000 685,236,000 687,310,000 695,295,000 684,922,000 682,685,000 683,137,000 697,648,000 810,846,000 820,698,000 832,035,000 828,493,000 824,621,000 831,977,000 813,431,000 644,356,000 625,821,000 601,249,000 587,740,000 585,790,000 564,097,000 558,113,000 542,795,000 541,497,000 531,206,000 506,253,000 487,676,000 461,215,000 429,839,000 410,804,000 392,463,000 370,817,000 356,784,000 343,706,000 327,645,000 314,188,000 293,987,000 277,648,000 265,539,000 254,323,000 239,082,000 224,476,000 211,643,000        
        total liabilities and shareholders' equity
      778,568,000 763,415,000 756,855,000 743,252,000 737,450,000 743,512,000 753,786,000 758,206,000 769,803,000 772,353,000 784,245,000 777,210,000 791,373,000 802,168,000 906,938,000 918,649,000 934,751,000 928,582,000 930,311,000 949,290,000 934,448,000 744,204,000 726,126,000 698,445,000 678,090,000 673,667,000 654,899,000 645,527,000 618,596,000 618,985,000 595,864,000 566,187,000 543,909,000 518,738,000 477,570,000 454,653,000 432,032,000 404,045,000 388,023,000 374,835,000 361,036,000 341,926,000 319,391,000 303,872,000 287,514,000 279,426,000 264,957,000 246,201,000 230,175,000        
        long-term finance lease liabilities
         127,000 207,000 287,000 365,000 443,000 519,000 595,000 671,000 745,000    1,188,000 1,269,000 1,351,000 1,498,000 1,639,000 1,779,000 1,919,000 1,758,000                                  
        income taxes payable
          1,634,000  994,000  3,877,000  1,144,000 348,000 1,928,000  5,000  3,870,000   40,000 1,047,000    414,000 1,322,000 6,717,000 2,417,000 594,000 491,000 2,763,000 637,000 2,962,000 2,371,000 3,804,000 1,383,000 4,622,000 541,000      3,958,000 1,953,000   145,000       690,000 2,028,000 
        long-term assets held for sale
                     1,985,000 1,985,000                                        
        current contingent consideration
                        2,506,000 2,936,000 5,221,000                                    
        long-term contingent consideration
                        2,294,000 2,693,000 4,789,000                                    
        the accompanying notes are an integral part of these consolidated financial statements.
                                                              
        short-term debt obligations
                                       5,000,000                       
        long-term income taxes payable
                                    2,181,000 2,181,000 2,181,000 2,181,000                       
        proto labs, inc.
                                                              
        consolidated statements of comprehensive income
                                                              
        statements of operations:
                                                              
        revenue
                                             72,568,000  67,842,000  58,536,000  54,574,000 52,866,000 46,074,000         
        cost of revenue
                                             32,914,000  27,517,000  23,282,000  21,492,000 20,183,000 17,050,000         
        gross profit
                                             39,654,000  40,325,000  35,254,000  33,082,000 32,683,000 29,024,000         
        operating expenses
                                                              
        marketing and sales
                                             10,942,000  10,027,000  8,854,000  7,351,000 7,261,000 6,417,000         
        research and development
                                             5,318,000  4,760,000  4,314,000  4,555,000 3,914,000 3,456,000         
        general and administrative
                                             8,251,000  8,134,000  6,245,000  5,733,000 5,534,000 4,703,000         
        total operating expenses
                                             24,511,000  22,921,000  19,413,000  17,639,000 16,709,000 14,576,000         
        income from operations
                                             15,143,000  17,404,000  15,841,000  15,443,000 15,974,000 14,448,000         
        other income
                                             625,000  593,000  -457,000  -56,000 -66,000 103,000         
        income before income taxes
                                             15,768,000  17,997,000  15,384,000  15,387,000 15,908,000 14,551,000         
        benefit from income taxes
                                             5,106,000  5,615,000  4,931,000  5,003,000 4,952,000 4,449,000         
        net income
                                             10,662,000  12,382,000  10,453,000  10,384,000 10,956,000 10,102,000         
        net income per share
                                                              
        basic
                                             410  470  400  400 430 400         
        diluted
                                             400  470  400  400 420 390         
        shares used to compute net income per share:
                                                              
        comprehensive income
                                             11,406,000  11,416,000  9,378,000  9,011,000 11,488,000 10,274,000         
        current portion of long-term debt obligations
                                               39,000 71,000 95,000 139,000 164,000 194,000 208,000 204,000 195,000 180,000 209,000 273,000 335,000 378,000 389,000 
        long-term debt obligations
                                                  10,000 42,000 77,000 106,000 159,000 206,000 241,000 287,000 356,000 401,000 432,000 526,000 
        deferred tax assets
                                               460,000 464,000 459,000 483,000 452,000 459,000 456,000 455,000 669,000 287,000 446,000 609,000 930,000 932,000 932,000 
        additional paid in capital
                                                  180,960,000    166,861,000  157,565,000 153,581,000 147,032,000 138,075,000 134,007,000 133,376,000 
        accumulated other comprehensive income
                                                   -1,760,000 -387,000 -919,000 -1,091,000 -1,227,000 -2,033,000 -1,835,000 -928,000 -541,000 -595,000 -280,000 
        other assets
                                                       247,000 246,000 262,000 285,000    
        liabilities and shareholders’ equity
                                                              
        shareholders’ equity
                                                              
        total shareholders’ equity
                                                       197,597,000 183,026,000 170,629,000 156,699,000 140,733,000 129,909,000 124,447,000 
        total liabilities and shareholders’ equity
                                                       216,379,000 198,200,000 189,000,000     
        97 as of december 31, 2012 and december 31, 2011, respectively
                                                          15,791,000    
        liabilities, redeemable convertible preferred stock, redeemable common stock and shareholders’ equity
                                                              
        deferred tax liabilities
                                                          3,346,000    
        other
                                                          782,000 800,000 815,000 856,000 
        redeemable convertible stock
                                                              
        redeemable convertible preferred stock, 0.001 par value...
                                                              
        redeemable common stock, 0.001 par value...
                                                              
        accumulated equity
                                                          10,570,000 3,175,000 -3,527,000 -8,673,000 
        total liabilities, redeemable convertible preferred stock, redeemable common stock and shareholders’ equity
                                                          172,722,000 156,921,000 144,975,000 143,775,000 
        97 as of september 30, 2012 and december 31, 2011, respectively
                                                           15,304,000   
        liabilities, redeemable convertible preferred stock, redeemable common stock and shareholders' equity
                                                              
        deferred tax liability
                                                           4,252,000 4,252,000 4,252,000 
        cash
                                                             79,679,000 
      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 
                                                                 
          operating activities
                                                                 
          net income
        8,111,000 5,999,000 7,216,000 4,427,000 3,599,000 -404,000 7,189,000 4,540,000 5,268,000 6,990,000 7,954,000 -383,000 2,659,000 -115,065,000 3,951,000 2,557,000 5,095,000 11,910,000 4,835,000 12,915,000 3,712,000 9,579,000 14,697,000 12,607,000 13,984,000 15,186,000 16,792,000 16,166,000 15,511,000 19,286,000 20,937,000 18,314,000 18,051,000 14,272,000 13,220,000 12,086,000 12,200,000 9,372,000 11,982,000 10,691,000 10,662,000 11,993,000 12,382,000 11,686,000 10,453,000 10,193,000 10,384,000 10,956,000 10,102,000 9,507,000 8,872,000 8,611,000 8,287,000 7,395,000 6,702,000 5,146,000 4,782,000 
          adjustments to reconcile net income to net cash from operating activities:
                                                                 
          depreciation and amortization
        8,073,000 8,121,000 8,429,000 8,570,000 8,694,000 8,824,000 8,909,000 8,972,000 9,103,000 9,315,000 9,330,000 9,495,000 9,388,000 9,444,000 9,707,000 10,042,000 10,232,000 10,257,000 10,104,000 10,068,000 10,059,000 8,703,000 8,036,000 7,897,000 7,958,000 8,206,000 7,677,000 7,542,000 7,439,000 7,234,000 6,771,000 6,490,000 6,259,000 4,935,000 4,839,000 4,450,000 4,250,000 4,654,000 4,684,000 4,358,000 3,789,000 3,704,000 3,482,000 3,541,000 3,399,000 3,442,000 3,013,000 2,577,000 2,106,000 2,041,000 1,946,000 1,848,000 1,734,000 1,700,000 1,612,000 1,440,000 1,328,000 
          stock-based compensation expense
        3,219,000 3,801,000 3,677,000 4,259,000 3,992,000 4,283,000 4,196,000 4,244,000 4,276,000 4,178,000 4,441,000 3,675,000 3,695,000 4,210,000 4,907,000 4,031,000 4,397,000 3,556,000 4,978,000 4,941,000 5,620,000 4,056,000 3,945,000 3,639,000 3,033,000 1,043,000 3,212,000 3,486,000 3,040,000 2,942,000 2,952,000 2,727,000 2,307,000 2,399,000 2,201,000 2,242,000 1,716,000 1,515,000 1,719,000 1,809,000 1,732,000 1,567,000 1,606,000 1,567,000 1,342,000 1,248,000 1,313,000 1,250,000 998,000 866,000 859,000 871,000 865,000 677,000 742,000 770,000 850,000 
          deferred taxes
        2,390,000 557,000 6,340,000 -2,433,000 -1,552,000 987,000 -1,996,000 -1,897,000 -2,247,000 1,541,000 -3,592,000 -2,509,000 -3,096,000 -579,000 -3,267,000 -2,440,000 -3,213,000 478,000 -558,000 488,000 -69,000 999,000 927,000 2,259,000 3,392,000 4,507,000 14,000 1,206,000 379,000 10,166,000 150,000 1,008,000 612,000 459,000 -893,000 1,214,000 394,000 2,285,000 92,000 314,000 89,000 3,147,000 -930,000 277,000 343,000 -2,362,000 380,000 107,000 528,000 -368,000 159,000 148,000     
          interest on finance lease obligations
        3,000 4,000 5,000 5,000 6,000 7,000 8,000 8,000 10,000 196,000 291,000 281,000 287,000                                             
          impairments related to exit and closure of facilities
          229,000 219,000                                                     
          gain on disposal of property and equipment
        -139,000     11,000 -4,000 2,000 -22,000 -70,000   -37,000                                            
          other
        -172,000 -44,000 -97,000 -125,000 43,000 -102,000 39,000 1,000 63,000 32,000 -93,000 261,000 -46,000 24,000 -21,000 -47,000 79,000 135,000 15,000 -30,000 155,000 529,000 -11,000 -210,000 -644,000 524,000 146,000 -515,000 236,000 -779,000 153,000 -99,000 106,000 -174,000 -56,000 133,000 -56,000 -160,000 -286,000                   
          changes in operating assets and liabilities:
                                                                 
          accounts receivable
        -6,858,000 -1,214,000 -1,778,000 -2,082,000 -7,405,000 5,069,000 4,468,000 5,767,000 -5,654,000 5,785,000 -4,164,000 3,434,000 -2,328,000 5,541,000 1,839,000 581,000 -6,329,000 5,503,000 -2,319,000 -8,738,000 -14,558,000 3,721,000 480,000 792,000 -5,084,000 7,235,000 -1,926,000 -1,075,000 -2,386,000 2,895,000 -6,345,000 1,365,000 -4,013,000 746,000 -3,765,000 -2,137,000 -4,777,000 2,526,000 -2,827,000 1,178,000 23,000 -2,544,000 -3,608,000 -856,000 -4,363,000 998,000 -560,000 -2,188,000 -3,554,000 -228,000 -210,000 -103,000 -1,929,000 -595,000 -1,509,000 940,000 -3,208,000 
          inventories
        -585,000 -96,000 -1,034,000 -285,000 -698,000 -63,000 58,000 461,000 802,000 262,000 401,000 90,000 -641,000 1,303,000 170,000 -1,108,000 -675,000 -3,340,000 -777,000 810,000 917,000 -346,000 485,000 -264,000 -537,000 -491,000 159,000 -347,000 739,000 -513,000 -65,000 -418,000 807,000 -797,000 -363,000 -260,000 435,000 339,000 -16,000 -125,000 -62,000 -980,000 -454,000 -420,000 -243,000 -557,000 -33,000 -140,000 -166,000 -199,000 -20,000 -177,000 -183,000 -316,000 -324,000 -62,000 -127,000 
          prepaid expenses and other
        -1,165,000 643,000 28,000 -179,000 517,000 -248,000 517,000 -470,000 -359,000 76,000 -66,000 2,729,000 1,464,000 -1,161,000 -622,000 -1,408,000 1,110,000 -945,000 -801,000 -886,000 2,696,000 -672,000 60,000 172,000 -1,240,000 707,000 -186,000 235,000 -211,000 -40,000 -999,000 648,000 -1,707,000 456,000 -372,000 -87,000 -688,000 -205,000 39,000 411,000 -1,557,000 549,000 -2,127,000 520,000 -989,000 813,000 -334,000 456,000 -828,000 85,000 -170,000 1,322,000 393,000 -1,631,000 -283,000 -2,000 29,000 
          income taxes
        1,263,000 2,217,000 -3,545,000 -1,866,000 3,702,000 -3,274,000 1,758,000 -4,632,000 5,457,000 -2,870,000 1,169,000 -1,636,000 5,160,000 -3,351,000 1,920,000 -5,769,000 4,519,000 452,000 2,789,000 -3,832,000 -183,000 -635,000 16,000 -500,000 -841,000 -2,610,000 4,332,000 1,827,000 3,006,000 -8,930,000 2,145,000 -2,254,000 2,387,000 -2,512,000 2,389,000 -3,282,000 5,051,000 93,000 2,130,000 688,000 5,296,000 -1,764,000 3,141,000 -6,416,000 2,729,000 5,341,000 1,601,000 -1,520,000 3,951,000 2,746,000 3,033,000 347,000 2,719,000 1,964,000 1,690,000 -1,331,000 1,991,000 
          accounts payable
        3,947,000 -1,585,000 1,906,000 -1,412,000 758,000 3,189,000 -3,246,000 675,000 -138,000 -2,584,000 1,707,000 -3,497,000 2,536,000 83,000 1,813,000 -195,000 -326,000 2,676,000 -3,033,000 4,342,000 669,000 2,749,000 -2,339,000 -657,000 1,739,000 -2,198,000 -2,369,000 4,653,000 -805,000 962,000 -3,428,000 2,117,000 2,291,000 1,789,000 -1,147,000 2,215,000 319,000 927,000 -675,000 -1,233,000 -135,000 2,037,000 367,000 2,601,000 776,000 21,000 -3,729,000 1,214,000 3,929,000 87,000 481,000 -32,000 1,115,000 618,000 51,000 -1,707,000 1,344,000 
          accrued liabilities and other
        -551,000 -1,932,000 7,927,000 1,476,000 6,504,000 -3,318,000 2,602,000 -3,228,000 4,779,000 -5,693,000 6,871,000 -6,129,000 3,500,000 -7,905,000 251,000 5,221,000 2,894,000 -3,190,000 -3,145,000 1,816,000 -2,564,000 -4,302,000 2,589,000 5,198,000 595,000 154,000 1,052,000 3,717,000 -8,962,000 4,706,000 3,314,000 3,832,000 -1,118,000 450,000 3,261,000 3,770,000 -353,000 -2,281,000 2,531,000 2,472,000 -1,872,000 -63,000 3,511,000 68,000 2,175,000 -2,167,000 4,372,000 -1,500,000 -964,000 -677,000 2,872,000 -3,069,000 1,759,000 245,000 1,737,000 -1,072,000 367,000 
          net cash from operating activities
        17,536,000 16,451,000 29,090,000 10,584,000 18,379,000 17,294,000 24,754,000 14,443,000 21,338,000 17,228,000 24,179,000 9,289,000 22,578,000 10,515,000 20,524,000 13,257,000 17,783,000 23,017,000 11,496,000 14,304,000 6,425,000 24,594,000 28,958,000 31,007,000 22,410,000 32,273,000 28,891,000 36,886,000 18,002,000 37,967,000 25,645,000 33,172,000 26,145,000 22,748,000 19,573,000 20,635,000 18,792,000 18,790,000 19,615,000 19,618,000 16,944,000 17,273,000 13,451,000 12,416,000 15,417,000 17,206,000 13,987,000 10,751,000 15,266,000 13,541,000 15,452,000 8,303,000 11,145,000 6,045,000 7,783,000 4,067,000 7,411,000 
          capital expenditures
        -3,540,000 -8,050,000 -4,062,000 -1,468,000 -1,262,000 -830,000 -1,555,000 -4,197,000 -2,587,000 -18,181,000 -3,106,000 -3,388,000 -3,441,000 -5,272,000 -10,384,000 -2,961,000 -3,069,000 -6,253,000 -4,027,000 -17,383,000 -6,546,000 -6,521,000 -7,184,000 -19,884,000 -13,421,000 -16,079,000 -12,015,000 -21,401,000 -12,735,000 -25,206,000 -17,681,000 -25,513,000 -8,471,000 -10,863,000 -5,489,000 -7,812,000 -2,635,000 -8,565,000 -14,141,000 -8,275,000 -17,103,000 -11,542,000 -9,487,000 -6,230,000 -7,579,000 -4,303,000 -21,733,000 -9,892,000 -5,777,000 -6,907,000 -3,521,000 -2,548,000 -2,962,000 -1,771,000 -4,400,000 -8,264,000 
          free cash flows
        13,996,000 8,401,000 25,028,000 9,116,000 17,117,000 16,464,000 23,199,000 10,246,000 18,751,000 -953,000 21,073,000 5,901,000 19,137,000 5,243,000 10,140,000 10,296,000 14,714,000 16,764,000 7,469,000 -3,079,000 -121,000 18,073,000 21,774,000 11,123,000 8,989,000 16,194,000 16,876,000 15,485,000 5,267,000 12,761,000 25,645,000 15,491,000 632,000 14,277,000 8,710,000 15,146,000 10,980,000 16,155,000 11,050,000 5,477,000 8,669,000 170,000 1,909,000 2,929,000 9,187,000 9,627,000 9,684,000 -10,982,000 5,374,000 7,764,000 8,545,000 4,782,000 8,597,000 3,083,000 6,012,000 -333,000 -853,000 
          investing activities
                                                                 
          purchases of property, equipment and other capital assets
        -3,540,000 -8,050,000 -4,062,000 -1,468,000 -1,262,000 -830,000 -1,555,000 -4,197,000 -2,587,000 -18,181,000 -3,106,000 -3,388,000 -3,441,000 -5,272,000 -10,384,000 -2,961,000 -3,069,000 -6,253,000 -4,027,000 -17,383,000 -6,546,000 -6,521,000 -7,184,000 -19,884,000 -13,421,000 -16,079,000 -12,015,000 -21,401,000 -12,735,000 -25,206,000                            
          proceeds from sales of property, equipment and other capital assets
        1,279,000 23,000    4,000 8,000 22,000 6,000 70,000 429,000 194,000 881,000                                            
          purchases of marketable securities
        -9,007,000 -3,462,000 -2,501,000 -4,500,000 -6,552,000 -6,983,000        -1,000,000 -6,990,000 -9,516,000 -29,366,000 -1,000,000 -6,932,000 -8,227,000 -22,604,000 -33,384,000 -19,583,000 -37,629,000 -28,960,000 -8,460,000   -24,255,000 -13,740,000 -3,389,000 -3,517,000 -16,520,000 -33,102,000 -17,909,000 -19,510,000 -18,794,000 -23,719,000 -17,285,000 -13,814,000 -11,575,000 -12,848,000 -8,875,000 -6,078,000 -32,385,000 -23,641,000 -25,347,000 -16,222,000 -41,088,000 -22,824,000 -27,053,000   
          proceeds from maturities of marketable securities
        6,500,000                 3,090,000 1,389,000 6,570,000 7,155,000 11,309,000 28,203,000 17,525,000 10,700,000 13,978,000 25,182,000 12,164,000 17,006,000 20,418,000 15,665,000 15,505,000 13,551,000 13,882,000 8,896,000 14,439,000 10,755,000 16,269,000 17,148,000         28,851,000 26,590,000 15,907,000 16,383,000 15,967,000 18,313,000     
          net cash from investing activities
        -4,768,000 -5,606,000 -4,252,000 -643,000 -2,909,000 -2,897,000 -14,348,000 -754,000 4,419,000 -14,425,000 2,059,000 3,431,000 4,383,000 273,000 -6,849,000 -10,681,000 -25,835,000 3,661,000 6,757,000 -14,949,000 -90,133,000 -17,816,000 -12,365,000 -21,942,000 -43,350,000 -31,061,000 4,707,000 -18,220,000 271,000 -4,788,000 -27,420,000 -15,632,000 -15,441,000 -113,350,000 -1,967,000 4,919,000 -13,577,000 -19,468,000 -9,326,000 -15,357,000 -16,604,000 -34,560,000 -12,037,000 -10,838,000 -6,159,000 -8,265,000 -6,723,000 -32,824,000 -15,687,000 -13,511,000 -15,871,000 -3,776,000 -25,323,000 -13,708,000 -18,784,000 -38,742,000 -8,014,000 
          financing activities
                                                                 
          proceeds from issuance of common stock from equity plans
        3,608,000 2,145,000 2,114,000 1,794,000 287,000                                                     
          purchases of shares withheld for tax obligations
        -2,871,000 -315,000 -2,000 -1,869,000 -1,248,000 -75,000 -1,387,000 -533,000 -11,000 -1,024,000 -401,000 -67,000 -1,147,000 -468,000 -16,000 -2,215,000 -1,994,000 -76,000 -2,319,000 -1,048,000 -67,000 -2,000 -1,824,000 -594,000                             
          repurchases of common stock
          -12,752,000 -3,090,000 -20,890,000  -19,018,000 -10,927,000 -16,013,000  -8,989,000 -8,945,000 -21,119,000 -16,585,000 -7,835,000   -10,243,000 -11,826,000   -3,501,000 -11,185,000 -12,111,000 -4,101,000 -17,309,000     -1,748,000 -2,662,000                     
          principal repayments of finance lease obligations
        -79,000 -78,000 -78,000 -77,000 -76,000 -76,000 -74,000 -73,000 -73,000 -72,000 -71,000 -81,000 -82,000 -114,000 -139,000 -139,000 -139,000 -139,000 -138,000 -138,000 -137,000                                     
          net cash from financing activities
        658,000 -4,479,000 -10,718,000 -3,242,000 -21,927,000 -12,546,000 -19,092,000 -10,293,000 -16,619,000 -3,121,000 -9,071,000 -8,064,000 -21,602,000 -15,127,000 -7,974,000 -4,220,000 -601,000 -8,378,000 -11,964,000 -1,429,000 -427,000 1,653,000 2,819,000 -3,100,000 -12,098,000 1,838,000 -11,870,000 -3,856,000 -17,729,000 -10,686,000 1,942,000 1,054,000 -2,748,000 7,853,000 1,958,000 1,849,000 -2,468,000 2,114,000 488,000 2,721,000 2,524,000 1,368,000 6,751,000 1,780,000 339,000 496,000 4,465,000 563,000 1,512,000 3,489,000 3,989,000 3,039,000 5,594,000 8,182,000 3,228,000 -235,000 71,611,000 
          effect of exchange rate changes on cash and cash equivalents
        -279,000 38,000 -80,000 991,000 78,000 -653,000 410,000 -51,000 -124,000 612,000 -164,000 -214,000 134,000 1,536,000 -1,006,000 -929,000 -37,000 -173,000 -396,000 209,000 306,000 918,000 839,000 133,000 -282,000 607,000 -695,000 375,000 -240,000 -40,000 -179,000 -1,084,000 432,000 173,000 523,000 -95,000 346,000 -859,000 110,000 -277,000 109,000 -559,000 -358,000 413,000 -373,000 -376,000 -315,000 163,000 71,000 138,000 366,000 -49,000 -246,000 -50,000 -323,000   
          net increase in cash and cash equivalents
        13,147,000 6,404,000 14,040,000 7,690,000 -6,379,000 1,198,000 -8,276,000 3,345,000 9,014,000 294,000 17,003,000 4,442,000 5,493,000         9,349,000 20,251,000 6,098,000 -33,320,000 3,657,000 21,033,000 15,185,000 304,000 22,453,000 -12,000 17,510,000 8,388,000 -82,576,000 20,087,000 27,308,000 3,093,000 577,000 10,887,000 6,705,000 2,973,000 -16,478,000 7,807,000 3,771,000 9,224,000 9,061,000   1,162,000 3,657,000 3,936,000 7,517,000 -8,830,000 469,000 -8,096,000   
          cash and cash equivalents, beginning of period
        110,826,000 89,071,000 83,790,000 56,558,000 65,929,000 127,603,000 125,225,000 85,046,000 36,707,000 68,795,000 47,653,000 43,329,000 43,039,000 36,759,000   
          cash and cash equivalents, end of period
        123,973,000 6,404,000 14,040,000 7,690,000 82,692,000 1,198,000 -8,276,000 3,345,000 92,804,000 294,000 17,003,000 4,442,000 62,051,000 -2,803,000 4,695,000 -2,573,000 57,239,000 18,127,000 5,893,000 -1,865,000 43,774,000 9,349,000 20,251,000 6,098,000 91,905,000 3,657,000 21,033,000 15,185,000 85,350,000 22,453,000 -12,000 17,510,000 45,095,000 -82,576,000 20,087,000 27,308,000 71,888,000 577,000 10,887,000 6,705,000 50,626,000 -16,478,000 7,807,000 3,771,000 52,553,000 9,061,000 11,414,000 -21,347,000 44,201,000 3,657,000 3,936,000 7,517,000 27,929,000 469,000 -8,096,000   
          loss on foreign currency translation
                                                               
          loss on impairment of equipment
                                                                
          impairments related to exit and closure of germany business
                                                                 
          changes in operating assets and liabilities, net of acquisitions:
                                                                 
          purchases of other assets and investments
                             -3,000,000 -4,000,000                            
          proceeds from sales of marketable securities
                     998,000   7,824,000 9,395,000 2,500,000 45,194,000                                     
          repurchases of common stock and other
                                                                 
          supplemental cash flow disclosure
                                                                 
          cash paid for interest
                                                                 
          cash paid for taxes
                                                                 
          loss on disposal of property and equipment
                                                         -1,000 52,000      5,000 
          proceeds from call redemptions and maturities of marketable securities
          1,500,000 5,325,000 4,905,000  5,290,000 3,435,000 6,984,000  5,095,000 6,390,000 7,630,000  6,300,000 796,000 6,600,000                                         
          loss on impairment of goodwill
                                                                 
          impairments related to exit and closure of germany and japan businesses
                                                                 
          proceeds from exercises of stock options and employee stock purchases
                                                                 
          proceeds from exercises of stock options
                     2,305,000 6,000 2,024,000 2,134,000 1,704,000 1,883,000 2,819,000 2,720,000 135,000 1,905,000 243,000 2,069,000 174,000                             
          changes in fair value of contingent consideration
                                                                 
          impairments related to closure of japan business
                     1,050,000                                           
          cash from acquisitions, net of cash acquired
                         296,000 -127,709,000         -90,000                         
          fair value of contingent consideration
                          -750,000                                       
          net decrease in cash and cash equivalents
                      4,695,000 -2,573,000 -8,690,000  5,893,000 -1,865,000 -83,829,000                                     
          amortization of marketable securities
                          113,000 124,000 137,000                                     
          realized loss on available-sale-securities
                                                                 
          realized gain on available-sale-securities
                          45,000 49,000 -166,000                                     
          gain on sale of businesses
                                                                 
          amortization of held-to-maturity securities
                             213,000 73,000 74,000 55,000 10,000 -12,000 -9,000 16,000 38,000 60,000 113,000 163,000 212,000 259,000 291,000 301,000 292,000 291,000 301,000 289,000 298,000 304,000 327,000 305,000 323,000 340,000 372,000 482,000 461,000 374,000 329,000 304,000     
          proceeds from sale of businesses
                                                                 
          payments on debt
                                     -5,000,000         -45,000 -30,000 -28,000 -49,000 -49,000 -51,000 -904,000 -50,000 -47,000 -45,000 -74,000 -92,000 -99,000 -98,000 -97,000 -94,000 
          loss on impairment of assets
                                                               
          proceeds from issuance of debt
                                                                 
          proceeds from sale of business
                                                                
          gain on sale of business
                                                                
          acquisition-related contingent consideration
                                             -400,000 -400,000 -1,000,000 -400,000 -400,000           
          proceeds from exercises of stock options and other
                                     1,543,000 1,942,000 1,054,000 2,252,000 2,853,000 1,958,000 3,597,000 194,000 1,547,000 439,000 2,115,000 1,614,000 1,086,000 2,958,000 1,329,000 878,000 858,000 2,156,000 1,141,000 665,000         
          purchases of property and equipment
                                       -17,681,000 -25,513,000 -8,471,000 -10,863,000 -5,489,000 -7,812,000 -2,635,000 -8,565,000 -14,141,000 -8,275,000 -17,103,000 -11,542,000 -9,487,000 -6,230,000 -7,579,000 -4,303,000 -21,733,000 -9,892,000 -5,777,000 -6,907,000 -3,521,000 -2,548,000 -2,962,000 -1,771,000 -4,400,000 -8,264,000 
          repurchase of common stock
                                                                 
          gain on acquisition
                                                                 
          purchases of other investments
                                                                
          excess tax benefit from stock-based compensation
                                             -567,000 -49,000 -606,000 -1,310,000 -327,000 -4,223,000 -479,000 -510,000 -87,000 -2,760,000 -726,000 -897,000 -1,675,000 -2,269,000 -1,862,000 -4,067,000 -3,583,000    
          proceeds from sales and maturities of marketable securities
                                                10,465,000  16,790,000 12,463,000 11,646,000             
          acquisitions, net of cash acquired
                                                                
          cash from acquisitions
                                                                 
          proceeds from initial public offering, net of offering costs
                                                             -145,000 71,675,000 
          proceeds from follow-on offering, net of offering costs
                                                                 
          proceeds from exercises of warrants and stock options
                                                          1,765,000 1,251,000 1,619,000 2,247,000 691,000 7,000 30,000 
          loss on impairment of foreign subsidiary assets
                                                                 
          proceeds from sale of property and equipment
                                                                 
          proceeds from sale of marketable securities
                                                              10,040,000 250,000 
          provision for doubtful accounts
                                                                23,000 
          provision for excess inventory
                                                                27,000 
          effect of exchange rate changes on cash
                                                                536,000 
          net increase in cash
                                                                71,544,000 
          cash, beginning of period
                                                                8,135,000 
          cash, end of period
                                                                79,679,000