7Baggers

F5 Networks, Inc
(NASDAQ:FFIV) 

FFIV stock logo

F5 Networks, Inc. provides multi-cloud application services for the security, performance, and availability of network applications, servers, and storage systems. The company's multi-cloud application services enable its customers to develop, deploy, operate, secure, and govern applications in any a...

Founded: 1996
Full Time Employees: 6,048
Sector: Technology
Industry: Software-Infrastructure

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Quarterly
Annual
    Unit: USD2025-12-31 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 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 2001-12-31 2001-09-30 2000-12-31 
                                                                                                       
      net revenues
                                                                                                       
      products
    410,283,000 414,109,000 388,838,000 337,196,000 368,497,000 358,285,000 308,489,000 300,162,000 305,859,000 325,324,000 328,175,000 340,581,000 340,558,000 349,968,000 326,482,000 297,518,000 343,149,000 339,921,000 309,929,000 309,189,000 288,045,000 278,451,000 253,331,000 259,538,000 234,536,000 264,926,000 248,929,000 237,859,000 233,877,000 256,412,000 238,835,000 237,558,000 227,303,000 248,990,000 235,109,000 241,080,000 239,483,000 252,984,000 231,366,000 225,441,000 234,678,000 257,719,000 248,767,000 244,116,000 240,937,000 255,461,000 236,933,000 225,135,000 218,601,000 212,291,000 196,746,000 185,107,000 204,712,000 209,718,000 207,118,000 205,165,000 196,554,000 197,446,000 179,327,000 173,710,000 171,492,000 164,972,000 147,393,000 129,559,000 119,218,000 108,880,000 95,619,000 94,135,000 107,895,000 115,790,000 114,786,000 112,148,000 110,205,000 106,982,000 97,751,000 96,126,000 92,062,000 86,320,000 77,192,000 72,775,000 68,591,000 62,767,000 57,112,000 53,332,000 46,397,000 37,536,000 32,537,000 29,720,000 26,376,000 23,048,000 21,310,000  19,501,000   20,782,000 20,658,000   
      services
    412,182,000 395,981,000 391,532,000 393,927,000 397,992,000 388,389,000 387,006,000 381,192,000 386,738,000 381,650,000 374,467,000 362,594,000 359,820,000 350,065,000 348,006,000 336,706,000 343,951,000 342,076,000 341,586,000 336,098,000 336,572,000 336,365,000 329,921,000 323,911,000 334,769,000 325,462,000 314,465,000 307,036,000 309,893,000 306,297,000 303,368,000 295,746,000 295,888,000 289,008,000 282,728,000 277,168,000 276,475,000 272,365,000 265,156,000 258,236,000 254,808,000 243,582,000 234,819,000 228,027,000 221,856,000 209,805,000 203,352,000 194,908,000 187,851,000 183,038,000 173,556,000 165,125,000 160,739,000 152,841,000 145,516,000 134,457,000 125,878,000 117,169,000 111,386,000 103,862,000 97,442,000 89,302,000 83,081,000 76,509,000 71,938,000 66,250,000 62,612,000 60,014,000 57,674,000 55,473,000 50,799,000 46,993,000 43,979,000 38,625,000 34,674,000 31,479,000 27,968,000 25,397,000 22,937,000 21,341,000 19,496,000 17,840,000 15,952,000 14,398,000 13,612,000 12,683,000 11,706,000 10,927,000 9,705,000 8,585,000 7,879,000  7,555,000   6,319,000 6,367,000   
      total
    822,465,000 810,090,000 780,370,000 731,123,000 766,489,000 746,674,000 695,495,000 681,354,000 692,597,000 706,974,000 702,642,000 703,175,000 700,378,000 700,033,000 674,488,000 634,224,000 687,100,000 681,997,000 651,515,000 645,287,000 624,617,000 614,816,000 583,252,000 583,449,000 569,305,000 590,388,000 563,394,000 544,895,000 543,770,000 562,709,000 542,203,000 533,304,000 523,191,000 537,998,000 517,837,000 518,248,000 515,958,000 525,349,000 496,522,000 483,677,000 489,486,000 501,301,000 483,586,000 472,143,000 462,793,000 465,266,000 440,285,000 420,043,000 406,452,000 395,329,000 370,302,000 350,232,000 365,451,000 362,559,000 352,634,000 339,622,000 322,432,000 314,615,000 290,713,000 277,572,000 268,934,000 254,274,000 230,474,000 206,068,000 191,156,000 175,130,000 158,231,000 154,149,000 165,569,000 171,263,000 165,585,000 159,141,000 154,184,000 145,607,000 132,425,000 127,605,000 120,030,000 111,717,000 100,129,000 94,116,000 88,087,000 50,200,750 73,064,000 67,730,000 60,009,000 30,242,750 44,243,000 40,647,000            
      cost of net revenues
                                                                                                       
      gross profit
    670,680,000 666,209,000 631,742,000 590,164,000 625,979,000 602,954,000 559,070,000 540,241,000 556,208,000 566,010,000 560,959,000 547,521,000 545,371,000 552,571,000 543,755,000 507,865,000 552,027,000 553,319,000 530,611,000 516,702,000 509,638,000 502,849,000 477,212,000 482,211,000 480,663,000 499,470,000 472,627,000 456,717,000 457,056,000 469,269,000 451,194,000 443,659,000 435,804,000 447,457,000 428,067,000 430,336,000 430,696,000 440,400,000 412,179,000 401,447,000 403,803,000 416,643,000 397,927,000 389,547,000 383,445,000 383,314,000 360,823,000 344,381,000 333,569,000 328,386,000 305,385,000 289,930,000 304,566,000 299,878,000 292,347,000 282,028,000 266,826,000 258,695,000 238,265,000 226,899,000 219,971,000 207,446,000 185,895,000 164,652,000 152,027,000 138,674,000 124,566,000 117,567,000 129,546,000 132,350,000 127,407,000 122,453,000 118,945,000 112,259,000 102,788,000 98,790,000 93,506,000 86,936,000 77,611,000 72,829,000 68,520,000 62,149,000 56,007,000 52,002,000 46,095,000 38,675,000 34,144,000 31,222,000 27,770,000 24,205,000 22,408,000  20,838,000 20,669,000 19,480,000 19,270,000 18,368,000   
      yoy
    7.14% 10.49% 13.00% 9.24% 12.54% 6.53% -0.34% -1.33% 1.99% 2.43% 3.16% 7.81% -1.21% -0.14% 2.48% -1.71% 8.32% 10.04% 11.19% 7.15% 6.03% 0.68% 0.97% 5.58% 5.17% 6.44% 4.75% 2.94% 4.88% 4.87% 5.40% 3.10% 1.19% 1.60% 3.85% 7.20% 6.66% 5.70% 3.58% 3.05% 5.31% 8.69% 10.28% 13.12% 14.95% 16.73% 18.15% 18.78% 9.52% 9.51% 4.46% 2.80% 14.14% 15.92% 22.70% 24.30% 21.30% 24.70% 28.17% 37.81% 44.69% 49.59% 49.23% 40.05% 17.35% 4.78% -2.23% -3.99% 8.91% 17.90% 23.95% 23.95% 27.21% 29.13% 32.44% 35.65% 36.47% 39.88% 38.57% 40.05% 48.65% 60.70% 64.03% 66.56% 65.99% 59.78% 52.37%  33.27% 17.11% 15.03%  13.45%       
      qoq
    0.67% 5.46% 7.05% -5.72% 3.82% 7.85% 3.49% -2.87% -1.73% 0.90% 2.45% 0.39% -1.30% 1.62% 7.07% -8.00% -0.23% 4.28% 2.69% 1.39% 1.35% 5.37% -1.04% 0.32% -3.77% 5.68% 3.48% -0.07% -2.60% 4.01% 1.70% 1.80% -2.60% 4.53% -0.53% -0.08% -2.20% 6.85% 2.67% -0.58% -3.08% 4.70% 2.15% 1.59% 0.03% 6.23% 4.77% 3.24% 1.58% 7.53% 5.33% -4.81% 1.56% 2.58% 3.66% 5.70% 3.14% 8.57% 5.01% 3.15% 6.04% 11.59% 12.90% 8.30% 9.63% 11.33% 5.95% -9.25% -2.12% 3.88% 4.05% 2.95% 5.96% 9.21% 4.05% 5.65% 7.56% 12.02% 6.57% 6.29% 10.25% 10.97% 7.70% 12.81% 19.19% 13.27% 9.36% 12.43% 14.73% 8.02%   0.82% 6.10% 1.09% 4.91%    
      operating expenses
                                                                                                       
      sales and marketing
    224,777,000 215,982,000 220,428,000 218,061,000 206,035,000 217,002,000 205,550,000 210,800,000 198,927,000 204,832,000 207,202,000 233,076,000 233,105,000 236,999,000 226,731,000 228,826,000 234,035,000 233,154,000 237,375,000 244,908,000 214,546,000 220,379,000 211,808,000 215,472,000 195,519,000 217,554,000 195,852,000 170,954,000 164,259,000 160,425,000 165,806,000 169,970,000 167,934,000 162,068,000 160,952,000 164,705,000 164,514,000 158,198,000 156,620,000 156,469,000 157,456,000 151,653,000 150,833,000 151,238,000 148,816,000 143,284,000 139,945,000 140,252,000 134,803,000 119,836,000 121,906,000 119,031,000 122,268,000 116,298,000 112,064,000 110,995,000 106,238,000 100,945,000 93,633,000 89,332,000 86,825,000 80,696,000 77,219,000 69,644,000 65,642,000 58,395,000 55,427,000 51,933,000 59,438,000 60,461,000 60,483,000 58,053,000 58,178,000 48,165,000 45,158,000 43,177,000 39,055,000 35,087,000 32,364,000 31,162,000 28,865,000 15,933,000 23,207,000 20,885,000 19,640,000 11,945,250 16,907,000 15,920,000            
      research and development
    141,161,000 136,391,000 136,345,000 136,561,000 130,518,000 123,951,000 124,387,000 122,207,000 119,575,000 127,834,000 128,765,000 141,363,000 142,323,000 138,522,000 138,737,000 135,838,000 130,271,000 124,700,000 133,283,000 140,453,000 114,191,000 120,300,000 115,991,000 109,028,000 96,005,000 102,812,000 116,894,000 96,314,000 92,038,000 95,078,000 94,061,000 91,056,000 85,889,000 85,479,000 88,602,000 89,234,000 87,050,000 83,746,000 83,042,000 86,294,000 81,145,000 77,665,000 74,337,000 74,521,000 70,060,000 65,401,000 67,026,000 67,232,000 64,133,000 54,464,000 54,075,000 52,534,000 48,541,000 47,731,000 46,985,000 43,568,000 39,122,000 36,552,000 35,245,000 34,507,000 32,606,000 31,571,000 30,889,000 29,134,000 26,720,000 25,515,000 25,070,000 25,977,000 27,102,000 26,367,000 26,277,000 26,418,000 24,332,000 19,929,000 17,476,000 17,086,000 14,539,000 13,900,000 12,517,000 12,276,000 10,478,000 9,039,000 7,547,000 7,789,000 6,974,000 6,764,000 6,253,000 5,900,000 5,444,000 5,155,000 4,810,000 4,886,000 4,395,000 4,312,000 4,785,000 4,751,000 4,137,000   
      general and administrative
    90,598,000 94,020,000 78,652,000 76,645,000 73,023,000 70,976,000 65,950,000 67,184,000 64,718,000 61,603,000 64,775,000 67,036,000 69,991,000 69,520,000 70,823,000 68,554,000 65,661,000 69,101,000 63,541,000 77,840,000 63,153,000 63,557,000 61,792,000 74,013,000 59,004,000 64,390,000 57,141,000 46,656,000 42,543,000 41,748,000 39,374,000 39,276,000 39,984,000 37,832,000 39,368,000 38,009,000 41,678,000 35,193,000 34,182,000 34,803,000 34,253,000 39,726,000 32,627,000 30,933,000 32,254,000 27,148,000 27,773,000 26,033,000 25,500,000 26,512,000 25,327,000 25,889,000 24,673,000 24,015,000 23,298,000 22,785,000 21,677,000 21,867,000 21,126,000 19,846,000 20,684,000 18,876,000 17,658,000 16,016,000 15,953,000 14,619,000 12,764,000 12,055,000 15,805,000 14,632,000 13,459,000 14,484,000 13,426,000 11,196,000 12,375,000 12,867,000 12,818,000 14,389,000 10,175,000 7,148,000 7,397,000 7,067,000 5,833,000 5,854,000 5,006,000 4,463,000 4,069,000 3,855,000 3,347,000 2,964,000 2,800,000 2,900,000 3,350,000 3,427,000 3,049,000 4,524,000 4,045,000   
      restructuring charges
    -43,000 14,163,000   11,321,000  93,000 90,000 8,472,000  56,648,000  8,740,000    7,909,000        7,800,000                                           4,329,000                                
      income from operations
    214,187,000 205,653,000 196,317,000 158,897,000 205,082,000 191,025,000 163,090,000 139,960,000 164,516,000 171,741,000 103,569,000 106,046,000 91,212,000 107,530,000 107,464,000 74,647,000 114,151,000 126,364,000 96,412,000 53,501,000 117,748,000 98,613,000 87,621,000 83,698,000 122,335,000 114,714,000 102,740,000 142,793,000 158,216,000 153,592,000 151,953,000 143,357,000 141,997,000 148,835,000 139,144,000 138,523,000 137,454,000 162,633,000 138,862,000 114,933,000 130,949,000 147,599,000 140,130,000 132,855,000 132,315,000 147,481,000 126,079,000 110,864,000 109,133,000 125,181,000 104,077,000 92,476,000 109,084,000 111,834,000 110,000,000 104,680,000 99,789,000 99,331,000 88,261,000 83,214,000 79,856,000 76,303,000 60,129,000 49,858,000 43,712,000 40,145,000 31,305,000 23,273,000 27,201,000 25,619,000 27,188,000 23,498,000 23,009,000 18,969,000 27,779,000 25,660,000 27,094,000 23,560,000 22,555,000 22,243,000 21,780,000 20,522,000 19,420,000 17,474,000 14,475,000 9,851,000 6,915,000 5,547,000 4,015,000 2,035,000 1,199,000 687,000 268,000 -725,000 -4,487,000 -1,942,000 -2,387,000   
      yoy
    4.44% 7.66% 20.37% 13.53% 24.66% 11.23% 57.47% 31.98% 80.37% 59.71% -3.62% 42.06% -20.10% -14.90% 11.46% 39.52% -3.05% 28.14% 10.03% -36.08% -3.75% -14.04% -14.72% -41.39% -22.68% -25.31% -32.39% -0.39% 11.42% 3.20% 9.21% 3.49% 3.31% -8.48% 0.20% 20.53% 4.97% 10.19% -0.90% -13.49% -1.03% 0.08% 11.14% 19.84% 21.24% 17.81% 21.14% 19.88% 0.04% 11.93% -5.38% -11.66% 9.31% 12.59% 24.63% 25.80% 24.96% 30.18% 46.79% 66.90% 82.69% 90.07% 92.07% 114.23% 60.70% 56.70% 15.14% -0.96% 18.22% 35.06% -2.13% -8.43% -15.08% -19.49% 23.16% 15.36% 24.40% 14.80% 16.14% 27.29% 50.47% 108.32% 180.84% 215.02% 260.52% 384.08% 476.73% 707.42% 1398.13% -380.69% -126.72% -135.38% -111.23%       
      qoq
    4.15% 4.76% 23.55% -22.52% 7.36% 17.13% 16.53% -14.93% -4.21% 65.82% -2.34% 16.26% -15.18% 0.06% 43.96% -34.61% -9.66% 31.07% 80.21% -54.56% 19.40% 12.54% 4.69% -31.58% 6.64% 11.65% -28.05% -9.75% 3.01% 1.08% 6.00% 0.96% -4.59% 6.96% 0.45% 0.78% -15.48% 17.12% 20.82% -12.23% -11.28% 5.33% 5.48% 0.41% -10.28% 16.98% 13.72% 1.59% -12.82% 20.28% 12.54% -15.22% -2.46% 1.67% 5.08% 4.90% 0.46% 12.54% 6.07% 4.21% 4.66% 26.90% 20.60% 14.06% 8.89% 28.24% 34.51% -14.44% 6.18% -5.77% 15.70% 2.13% 21.30% -31.71% 8.26% -5.29% 15.00% 4.46% 1.40% 2.13% 6.13% 5.67% 11.14% 20.72% 46.94% 42.46% 24.66% 38.16% 97.30% 69.72% 74.53% 156.34% -136.97% -83.84% 131.05% -18.64%    
      other income
    8,735,000 9,416,000 16,706,000 12,303,000 3,962,000 12,489,000 8,529,000 5,974,000 9,882,000 3,085,000 2,896,000 2,737,000 4,702,000     -2,865,000 -2,163,000 -1,377,000 -683,000 -1,090,000 141,000 -141,000 5,220,000 3,397,000 4,722,000 7,434,000 7,095,000 5,667,000 2,259,000 2,790,000 2,145,000 5,027,000 2,589,000 1,302,000 2,643,000 268,000 978,000 133,000 1,135,000 1,865,000 720,000 3,266,000 2,594,000 2,323,000 1,193,000 23,000 246,000 732,000 2,874,000 2,118,000 1,550,000 909,000 1,713,000 1,428,000 1,861,000 4,087,000 1,889,000 1,568,000 2,545,000 68,000 3,561,000 2,291,000 1,705,000 1,682,000 3,027,000 2,136,000 2,879,000 3,513,000 3,716,000 5,589,000 6,132,000 7,355,000 7,175,000 7,230,000 6,431,000 5,825,000 4,759,000 3,877,000 2,970,000 2,925,000 2,123,000 1,641,000 1,387,000 891,000 848,000 808,000 184,000 -375,000 352,000 312,000 462,000 355,000 287,000 273,000 505,000   
      income before income taxes
    222,922,000 215,069,000 213,023,000 171,200,000 209,044,000 203,514,000 171,619,000 145,934,000 174,398,000 174,826,000 106,465,000 108,783,000 95,914,000 99,717,000 101,243,000 72,713,000 111,720,000 123,499,000 94,249,000 52,124,000 117,065,000 97,523,000 87,762,000 83,557,000 127,555,000 118,111,000 107,462,000 150,227,000 165,311,000 159,259,000 154,212,000 146,147,000 144,142,000 153,862,000 141,733,000 139,825,000 140,097,000 162,901,000 139,840,000 115,066,000 132,084,000 149,464,000 140,850,000 136,121,000 134,909,000 149,804,000 127,272,000 110,887,000 109,379,000 125,913,000 106,951,000 94,594,000 110,634,000 112,743,000 111,713,000 106,108,000 101,650,000 103,418,000 90,150,000 84,782,000 82,401,000 76,371,000 63,690,000 52,149,000 45,417,000 41,827,000 34,332,000 25,409,000 30,080,000 29,132,000 30,904,000 29,087,000 29,141,000 26,324,000 34,954,000 32,890,000 33,525,000 29,385,000 27,314,000 26,120,000 24,750,000 23,447,000 21,543,000 19,115,000 15,862,000 10,742,000 7,763,000 6,355,000 4,199,000 1,660,000 1,551,000 999,000 730,000 -370,000 -4,200,000 -1,669,000 -1,882,000   
      provision for income taxes
    42,868,000 24,576,000 23,111,000 25,670,000 42,599,000 38,218,000 27,540,000 26,913,000 36,016,000 22,692,000 17,489,000 27,347,000 23,512,000 10,371,000 18,224,000 16,477,000 18,161,000 12,781,000 4,645,000 8,883,000 29,387,000 19,860,000 17,890,000 22,178,000 29,028,000 23,274,000 21,557,000                       49,682,000 38,773,000 31,182,000 41,141,000 45,026,000 39,377,000 37,467,000 35,158,000 35,808,000 27,601,000           8,625,500 11,770,000 11,342,000 11,390,000     11,633,000 10,349,000 10,053,000 9,529,000 7,796,000 7,566,000 7,003,000 5,869,000 -5,039,000 347,000 400,000 398,000 307,000 152,000  210,000 53,000 146,000 101,000 189,000   
      net income
    180,054,000 190,493,000 189,912,000 145,530,000 166,445,000 165,296,000 144,079,000 119,021,000 138,382,000 152,134,000 88,976,000 81,436,000 72,402,000 89,346,000 83,019,000 56,236,000 93,559,000 110,718,000 89,604,000 43,241,000 87,678,000 77,663,000 69,872,000 61,379,000 98,527,000 94,837,000 85,905,000 116,087,000 130,905,000 132,881,000 122,743,000 109,636,000 88,429,000 135,743,000 97,662,000 93,138,000 94,218,000 108,935,000 91,789,000 75,415,000 89,716,000 97,037,000 93,172,000 85,729,000 89,076,000 94,021,000 79,473,000 69,641,000 68,048,000 76,231,000 68,178,000 63,412,000 69,493,000 67,717,000 72,336,000 68,641,000 66,492,000 67,610,000 62,549,000 55,575,000 55,663,000 48,235,000 40,495,000 33,144,000 29,279,000 28,350,000 22,776,000 18,986,000 21,423,000 19,701,000 19,134,000 17,745,000 17,751,000 12,882,000 21,809,000 19,956,000 22,353,000 17,752,000 16,965,000 16,067,000 15,221,000 15,651,000 13,977,000 12,112,000 9,993,000 15,781,000 7,416,000 5,955,000 3,801,000 1,353,000 1,399,000 815,000 520,000 -2,046,750 -4,346,000 -1,770,000 -2,071,000   
      yoy
    8.18% 15.24% 31.81% 22.27% 20.28% 8.65% 61.93% 46.15% 91.13% 70.28% 7.18% 44.81% -22.61% -19.30% -7.35% 30.05% 6.71% 42.56% 28.24% -29.55% -11.01% -18.11% -18.66% -47.13% -24.73% -28.63% -30.01% 5.88% 48.03% -2.11% 25.68% 17.71% -6.14% 24.61% 6.40% 23.50% 5.02% 12.26% -1.48% -12.03% 0.72% 3.21% 17.24% 23.10% 30.90% 23.34% 16.57% 9.82% -2.08% 12.57% -5.75% -7.62% 4.51% 0.16% 15.65% 23.51% 19.45% 40.17% 54.46% 67.68% 90.11% 70.14% 77.80% 74.57% 36.67% 43.90% 19.03% 6.99% 20.69% 52.93% -12.27% -11.08% -20.59% -27.43% 28.55% 24.20% 46.86% 13.42% 21.38% 32.65% 52.32% -0.82% 88.47% 103.39% 162.90% 1066.37% 430.09% 630.67% 630.96% -166.10% -132.19% -146.05% -125.11%       
      qoq
    -5.48% 0.31% 30.50% -12.57% 0.70% 14.73% 21.05% -13.99% -9.04% 70.98% 9.26% 12.48% -18.96% 7.62% 47.63% -39.89% -15.50% 23.56% 107.22% -50.68% 12.90% 11.15% 13.84% -37.70% 3.89% 10.40% -26.00% -11.32% -1.49% 8.26% 11.96% 23.98% -34.86% 38.99% 4.86% -1.15% -13.51% 18.68% 21.71% -15.94% -7.54% 4.15% 8.68% -3.76% -5.26% 18.31% 14.12% 2.34% -10.73% 11.81% 7.52% -8.75% 2.62% -6.39% 5.38% 3.23% -1.65% 8.09% 12.55% -0.16% 15.40% 19.11% 22.18% 13.20% 3.28% 24.47% 19.96% -11.38% 8.74% 2.96% 7.83% -0.03% 37.80% -40.93% 9.29% -10.72% 25.92% 4.64% 5.59% 5.56% -2.75% 11.98% 15.40% 21.20% -36.68% 112.80% 24.53% 56.67% 180.93% -3.29% 71.66% 56.73% -125.41% -52.90% 145.54% -14.53%    
      net income per share
    3.12 3.31 3.29 2.51 2.85 2.83 2.46 2.02 2.34 2.55 1.48 1.35 1.2 1.49 1.38 0.93 1.54 1.83 1.49 0.71 1.43 1.27 1.15 1.01 1.62 1.57 1.43 1.94 2.17 2.2 2.01 1.79 1.42 2.14 1.53 1.44 1.45 1.65 1.37 1.12 1.29 1.37 1.3 1.19 1.21 1.27 1.06 0.92 0.88 0.97 0.87 0.81 0.88 0.86 0.91 0.87 0.84 0.84 0.77 0.69 0.69 0.6 0.51 0.42 0.37 0.36 0.29 0.24 0.27 0.24 0.24 0.21 0.21 -0.62 0.52 0.48 0.54 0.43 0.42 0.4 0.39 0.41 0.37 0.33 0.28 0.47 0.22 0.18 0.13 0.05 0.05  0.02 -0.02 -0.17 -0.07 -0.08   
      weighted-average shares — basic
    57,650 57,904 57,772 57,886 58,305 58,720 58,584 58,788 59,122 59,909 59,977 60,330 60,096 60,274 59,965 60,573 60,810 60,707 60,186 60,667 61,440 60,911 60,978 60,869 60,649 60,044 59,981 59,686 60,216 61,262 60,970 61,420 62,195 64,173 63,935 64,479 65,195 67,433 66,851 67,549 69,554 71,944 71,509 72,240 73,350 75,395 74,812 75,508 77,438 78,565 78,516 78,601 78,789 79,135 79,135 79,156 79,272 80,658 80,866 80,809 80,644 79,609 79,864 79,394 78,906 78,842 78,603 78,925 79,337 82,290 81,096 82,974 84,854 83,205 41,807 41,417 41,031 40,139 40,553 40,120 39,163 37,220 37,918   33,221    26,453    25,323    22,644  
      weighted-average shares — diluted
    58,164 58,684 58,492 58,764 59,058 59,359 59,147 59,580 59,653 60,270 60,314 60,691 60,387 61,097 60,460 61,405 61,882 62,057 61,351 62,158 62,282 61,378 61,415 61,084 60,815 60,456 60,196 60,029 60,645 62,013 61,633 62,059 62,550 64,775 64,361 65,028 65,645 67,984 67,235 67,804 69,878 72,547 71,957 72,711 73,857 76,092 75,369 76,244 77,822 79,136 78,864 79,114 79,278 79,780 79,655 79,775 79,822 81,482 81,497 81,622 81,648 81,049 81,031 80,737 80,333 80,073 79,612 79,570 80,003 83,428 81,951 83,805 86,141 85,137 42,655 42,390 42,318 41,510 41,659 41,627 40,805 38,733 39,418   35,992    28,220    25,323    22,644  
      other expense
                 -2,646,500 -6,221,000 -1,934,000 -2,431,000                                                                                   
      benefit from income taxes
                               34,140,000 34,406,000 26,378,000 31,469,000 36,511,000 55,713,000 18,119,000 44,071,000 46,687,000 45,879,000 53,966,000 48,051,000 39,651,000 42,368,000 52,427,000 47,678,000 50,392,000 45,833,000 55,783,000 47,799,000 41,246,000 41,331,000           29,207,000 26,738,000 28,136,000 23,195,000 19,005,000 16,138,000 6,659,000 11,556,000 6,423,000 8,657,000     13,442,000 13,145,000 12,934,000 11,172,000               184,000        
      litigation expense
                                     525,000 1,000 -135,000  630,000 -527,000 8,948,000                                                            
      amortization of unearned compensation
                                                                                            10,000 6,000 6,000 5,000 66,000 90,000 106,000 114,000 133,000   
      weighted-average shares – basic
                                                                                       36,905 35,577  34,382 33,768 30,159  26,638  25,883       
      weighted-average shares – diluted
                                                                                       38,921 37,818  36,969 36,946 33,121  28,467  26,935       
      other income and income taxes
                                                                                                       
      net revenues:
                                                                                                       
      product
                                                                                                 15,547,500 20,750,000     
      service
                                                                                                 4,750,250 6,315,000     
      cost of net revenues:
                                                                                                       
      operating expenses:
                                                                                                       
      restructuring charge
                                                                                                 692,750 2,771,000     
      weighted-average shares — basic and diluted
                                                                                                  25,537 25,203 24,883   
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2025-12-31 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 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 
                                                                                                       
        assets
                                                                                                       
        current assets
                                                                                                       
        cash and cash equivalents
      1,199,734,000 1,344,273,000 1,426,957,000 1,259,282,000 1,150,907,000 1,074,602,000 934,809,000 902,680,000 822,572,000 797,163,000 677,498,000 734,544,000 605,739,000 758,012,000 541,883,000 586,543,000 512,406,000 580,977,000 583,811,000 532,166,000 1,026,829,000 849,556,000 714,268,000 572,888,000 735,457,000 599,219,000 688,350,000 726,662,000 480,121,000 424,707,000 599,268,000 595,917,000 611,996,000 673,228,000 690,912,000 655,773,000 572,934,000 514,571,000 429,597,000 398,325,000 433,297,000 390,460,000 562,180,000 367,605,000 268,954,000 281,502,000 241,973,000 239,836,000 231,328,000 189,693,000 198,280,000 229,662,000 184,563,000 211,181,000 195,607,000 209,459,000 257,488,000 216,784,000 299,804,000 206,215,000 168,133,000 168,754,000 143,813,000 148,524,000 147,285,000 110,837,000 88,289,000 119,688,000 122,307,000 78,303,000 109,184,000 142,756,000 69,524,000 54,296,000 48,040,000 46,834,000 31,085,000 37,746,000 21,163,000 23,003,000 18,730,000 51,867,000 11,587,000 21,792,000 23,803,000 24,901,000 22,165,000 22,162,000    13,520,000  20,801,000 18,496,000 28,403,000  
        accounts receivable
      493,627,000 414,433,000 359,859,000 379,618,000 484,989,000 389,024,000 419,986,000 388,325,000 513,176,000 454,832,000 439,518,000 485,622,000 485,277,000 469,979,000 455,762,000 414,218,000 419,282,000 340,536,000 382,897,000 374,404,000 346,670,000 296,183,000 304,874,000 338,655,000 354,668,000 322,029,000 320,465,000 321,484,000 325,688,000 295,352,000 297,375,000 290,919,000 291,093,000 291,924,000 295,085,000 293,872,000 313,211,000 268,175,000 263,249,000 266,185,000 279,158,000 279,434,000 261,068,000 262,624,000 255,864,000 242,242,000 243,072,000 223,472,000 220,784,000 204,205,000 205,138,000 192,796,000 209,078,000 185,172,000 193,705,000 184,043,000 187,862,000 165,676,000 154,741,000 142,903,000 141,986,000 112,132,000 102,829,000 89,385,000 108,657,000 106,973,000 91,635,000 90,067,000 100,472,000 97,057,000 98,064,000 101,797,000 98,764,000 91,774,000 77,693,000 73,142,000 67,246,000 62,750,000 56,683,000 51,953,000 49,203,000 41,703,000 37,749,000 34,822,000 28,101,000 22,665,000 19,789,000 19,158,000    20,550,000  20,404,000 20,278,000 20,649,000 22,628,000 
        inventories
      79,895,000 77,229,000 66,920,000 67,880,000 73,239,000 76,378,000 78,537,000 69,760,000 35,840,000 35,874,000 46,102,000 50,745,000 59,197,000 68,365,000 43,787,000 27,883,000 20,795,000 22,055,000 22,649,000 24,571,000 26,455,000 27,898,000 28,826,000 30,942,000 32,381,000 34,401,000 36,009,000 33,463,000 31,559,000 30,568,000 31,322,000 29,512,000 29,112,000 29,834,000 31,045,000 32,548,000 33,678,000 34,051,000 33,805,000 35,179,000 33,571,000 33,717,000 30,026,000 29,343,000 27,582,000 24,471,000 23,143,000 20,710,000 19,051,000 19,026,000 18,260,000 17,963,000 18,723,000 17,410,000 17,038,000 17,023,000 17,493,000 17,149,000 17,941,000 18,154,000 18,184,000 18,815,000 17,747,000 16,472,000 14,819,000 13,819,000 13,590,000 15,036,000 15,562,000 10,148,000 9,662,000 8,577,000 10,189,000 10,672,000 9,278,000 7,915,000 5,730,000 5,763,000 7,888,000 3,024,000 2,698,000 2,699,000 2,288,000 2,095,000 1,728,000 1,696,000 1,868,000 1,905,000    496,000  349,000 332,000 960,000 2,602,000 
        other current assets
      742,163,000 682,766,000 631,302,000 629,394,000 632,893,000 569,467,000 552,023,000 589,954,000 586,876,000 554,744,000 537,557,000 533,554,000 510,279,000 489,314,000 451,035,000 405,596,000 388,942,000 337,902,000 293,246,000 293,402,000 283,341,000 259,506,000 238,163,000 217,989,000 188,204,000 182,874,000 161,940,000 138,736,000 129,793,000 52,326,000 55,853,000 62,125,000 56,056,000 67,538,000 51,513,000 51,022,000 52,706,000 52,579,000 50,741,000 66,939,000 51,061,000 50,519,000 50,214,000 48,858,000 44,344,000 44,466,000 44,647,000 58,753,000 32,387,000 34,655,000 48,969,000 60,239,000 35,916,000 30,986,000 43,785,000 47,229,000 33,606,000 29,907,000 30,015,000 45,767,000 30,140,000 37,745,000 30,886,000 26,668,000 24,580,000 22,252,000 26,324,000 26,991,000 22,835,000 20,068,000 27,446,000 29,295,000 19,363,000 20,434,000 19,627,000 21,746,000 14,166,000 15,607,000 12,138,000 12,266,000 9,788,000 9,906,000 9,744,000 7,141,000 8,495,000 5,776,000 4,500,000 5,275,000    4,628,000  4,713,000 4,240,000 6,012,000 6,885,000 
        total current assets
      2,515,419,000 2,518,701,000 2,485,038,000 2,336,174,000 2,342,028,000 2,109,471,000 1,986,167,000 1,951,521,000 1,961,751,000 1,848,773,000 1,713,784,000 1,825,175,000 1,714,507,000 1,912,224,000 1,688,925,000 1,734,831,000 1,687,973,000 1,611,100,000 1,466,711,000 1,335,648,000 2,029,810,000 1,793,476,000 1,665,434,000 1,408,731,000 1,737,471,000 1,511,586,000 1,504,901,000 1,807,460,000 1,619,636,000 1,417,658,000 1,469,050,000 1,407,229,000 1,380,817,000 1,459,308,000 1,445,901,000 1,444,843,000 1,427,496,000 1,288,801,000 1,207,963,000 1,193,981,000 1,208,133,000 1,188,140,000 1,185,508,000 1,052,124,000 1,026,857,000 998,848,000 945,123,000 950,419,000 870,943,000 816,371,000 834,309,000 804,424,000 791,789,000 776,081,000 782,887,000 746,518,000 804,102,000 763,673,000 797,228,000 690,839,000 684,539,000 605,955,000 560,086,000 525,823,000 526,313,000 468,182,000 401,445,000 396,423,000 423,199,000 323,369,000 408,059,000 476,564,000 484,280,000 386,650,000 505,040,000 538,542,000 507,408,000 462,975,000 454,496,000 415,191,000 324,795,000  263,531,000 247,378,000 206,655,000  138,587,000 157,156,000          
        property and equipment
      157,100,000 156,947,000 152,447,000 148,812,000 149,979,000 150,943,000 154,238,000 161,525,000 167,113,000 170,422,000 171,147,000 169,771,000 167,709,000 168,182,000 172,060,000 178,742,000 185,355,000 191,164,000 196,780,000 207,599,000 215,649,000 229,239,000 228,293,000 232,006,000 229,800,000 223,426,000 226,002,000 208,221,000 179,224,000 145,042,000 126,108,000 117,392,000 117,310,000 122,420,000 125,139,000 126,705,000 128,667,000 123,248,000 115,135,000 107,545,000 99,946,000 95,909,000 83,507,000 68,746,000 66,636,000 66,791,000 62,650,000 61,608,000 62,157,000 63,522,000 63,720,000 63,182,000 62,026,000 59,604,000 54,257,000 52,279,000 50,870,000 47,998,000 42,323,000 37,533,000 35,520,000 34,157,000 35,991,000 37,058,000 38,481,000 39,371,000 40,237,000 42,852,000 46,596,000 47,557,000 47,632,000 40,716,000 37,234,000 36,024,000 33,307,000 31,693,000 29,951,000 29,951,000 29,960,000 23,669,000 19,076,000 16,158,000 15,563,000 13,108,000 12,969,000 11,954,000 12,007,000 10,272,000 9,871,000  10,495,000 11,071,000 11,898,000 12,211,000 13,123,000 14,293,000 15,496,000 
        operating lease right-of-use assets
      191,350,000 185,601,000 182,217,000 189,656,000 198,206,000 178,180,000 185,253,000 188,973,000 192,174,000 195,471,000 204,196,000 216,293,000 223,953,000 227,475,000 217,313,000 227,576,000 237,341,000 244,934,000 253,163,000 260,389,000 286,044,000 300,680,000 316,761,000 327,436,000 303,435,000                                                                         
        long-term investments
      17,965,000 15,693,000 15,034,000 12,534,000 11,177,000 8,580,000 7,298,000 6,343,000 6,170,000 5,068,000 5,887,000 4,736,000 7,812,000 9,544,000 19,112,000 34,911,000 76,991,000 132,778,000 95,222,000 19,078,000 88,753,000 102,939,000 112,928,000 204,969,000 312,044,000 358,402,000 161,619,000 301,357,000 413,690,000 411,184,000 329,412,000 350,241,000 348,210,000 284,802,000 234,587,000 200,253,000 222,999,000 276,375,000 313,488,000 319,287,000 383,479,000 397,656,000 361,665,000 467,702,000 512,538,000 482,917,000 508,581,000 541,172,000 657,018,000 728,981,000 714,331,000 662,822,000 771,300,000 662,803,000 587,342,000 543,932,000 558,307,000 470,203,000 471,567,000 521,920,000 466,702,000 433,570,000 382,295,000 326,444,000 276,767,000 257,294,000 273,861,000 240,572,000 208,950,000 261,086,000 179,592,000 118,355,000 166,937,000 216,366,000 238,818,000 154,834,000 129,943,000 118,003,000 80,343,000 76,009,000 113,879,000 128,834,000 120,962,000 97,181,000 90,657,000 81,792,000 98,058,000 96,450,000 67,097,000 34,132,000 32,680,000 26,926,000 23,382,000 1,346,000    
        deferred tax assets
      456,184,000 446,388,000 430,632,000 406,690,000 378,334,000 365,951,000 343,611,000 324,875,000 307,119,000 295,308,000 271,171,000 235,109,000 208,562,000 183,365,000 171,533,000 158,357,000 148,333,000 128,193,000 128,809,000 68,624,000 47,236,000 45,173,000 47,919,000 47,230,000 29,380,000 27,701,000 25,079,000 21,551,000 23,131,000 33,441,000 35,153,000 36,982,000 39,719,000 53,084,000 54,010,000 52,777,000 54,058,000 51,601,000 49,460,000 50,673,000 52,841,000 50,128,000 46,493,000 44,832,000 44,963,000 42,290,000 22,898,000 23,724,000 20,530,000 16,342,000 10,617,000 10,578,000 10,335,000 10,362,000 8,702,000 8,612,000 8,604,000 8,391,000 9,197,000 8,759,000 8,657,000 8,767,000 7,868,000 8,049,000 8,095,000 8,010,000 5,827,000 5,808,000 5,843,000 5,910,000 5,591,000 5,517,000 5,440,000 5,305,000 4,503,000 4,479,000 4,943,000 4,682,000 4,759,000 3,942,000 4,260,000 3,935,000 3,233,000 4,794,000 4,619,000 4,494,000            
        goodwill
      2,443,882,000 2,443,882,000 2,324,328,000 2,319,835,000 2,312,362,000 2,312,362,000 2,312,362,000 2,312,362,000 2,288,678,000 2,288,678,000 2,288,678,000 2,288,635,000 2,259,277,000 2,259,282,000 2,259,951,000 2,259,951,000 2,260,407,000 2,216,553,000 2,209,639,000 2,209,639,000 1,863,892,000 1,858,966,000 1,858,966,000 1,864,991,000 1,065,379,000 1,065,379,000 1,065,379,000 555,965,000 555,965,000 555,965,000 555,965,000 555,965,000 555,965,000 555,965,000 555,965,000 555,965,000 555,965,000 555,965,000 555,965,000 555,965,000 555,965,000 555,965,000 556,957,000 556,957,000 556,957,000 556,957,000 556,957,000 517,611,000 523,727,000 523,727,000 447,799,000 447,799,000 348,239,000 348,239,000 347,901,000 347,901,000 234,691,000 234,691,000 234,700,000 234,700,000 234,700,000 234,700,000 233,526,000 233,526,000 233,526,000 231,883,000 231,892,000 231,892,000 231,892,000 231,892,000 231,892,000 231,968,000 233,997,000 233,997,000 81,701,000 81,701,000 81,701,000 81,701,000 81,701,000 81,652,000 81,652,000 49,677,000 50,067,000 50,067,000 50,067,000 50,067,000 48,998,000 24,188,000 24,188,000         
        other assets
      509,782,000 552,280,000 523,803,000 492,876,000 508,555,000 487,517,000 425,521,000 439,071,000 425,850,000 444,613,000 464,293,000 483,532,000 503,748,000 516,122,000 492,395,000 482,805,000 490,508,000 472,558,000 434,797,000 418,215,000 367,955,000 347,447,000 343,056,000 355,614,000 197,851,000 203,781,000 194,295,000 95,682,000 100,250,000 42,186,000 45,378,000 49,337,000 51,718,000 53,775,000 54,930,000 58,159,000 60,012,000 59,890,000 60,532,000 64,682,000 67,894,000 68,128,000 71,157,000 74,435,000 72,219,000 75,003,000 76,889,000 72,556,000 75,280,000 75,564,000 54,559,000 56,517,000 28,064,000 28,996,000 30,737,000 31,769,000 15,547,000 17,222,000 13,147,000 13,923,000 15,049,000 15,751,000 17,277,000 19,125,000 20,913,000 20,168,000 23,440,000 24,047,000 29,695,000 25,654,000 25,615,000 27,217,000 28,386,000 29,256,000 13,109,000 13,611,000 14,518,000 14,295,000 15,287,000 16,674,000 16,529,000 8,323,000 8,856,000 7,475,000 7,954,000 8,279,000 9,003,000 3,727,000 4,010,000  1,033,000 944,000 967,000 933,000 1,231,000 1,288,000 1,269,000 
        total assets
      6,291,682,000 6,319,492,000 6,113,499,000 5,906,577,000 5,900,641,000 5,613,004,000 5,414,450,000 5,384,670,000 5,348,855,000 5,248,333,000 5,119,156,000 5,223,251,000 5,085,568,000 5,276,194,000 5,021,289,000 5,077,173,000 5,086,908,000 4,997,280,000 4,785,121,000 4,519,192,000 4,899,339,000 4,677,920,000 4,573,357,000 4,440,977,000 3,875,360,000 3,390,275,000 3,177,275,000 2,990,236,000 2,891,896,000 2,605,476,000 2,561,066,000 2,517,146,000 2,493,739,000 2,480,800,000 2,418,572,000 2,387,917,000 2,397,095,000 2,306,323,000 2,253,783,000 2,242,140,000 2,316,081,000 2,312,290,000 2,262,351,000 2,221,279,000 2,236,424,000 2,184,950,000 2,175,485,000 2,166,200,000 2,214,839,000 2,230,554,000 2,147,803,000 2,065,909,000 2,037,652,000 1,911,201,000 1,838,066,000 1,758,271,000 1,698,689,000 1,568,549,000 1,597,134,000 1,538,523,000 1,475,837,000 1,362,192,000 1,267,273,000 1,187,110,000 1,139,744,000 1,068,645,000 1,017,588,000 982,963,000 986,418,000 939,223,000 934,473,000 937,979,000 992,411,000 944,288,000 886,810,000 836,100,000 787,570,000 729,511,000 674,334,000 636,747,000 588,777,000  505,446,000 457,870,000 407,489,000  312,911,000 297,976,000  148,173,000        
        liabilities and shareholders’ equity
                                                                                                       
        current liabilities
                                                                                                       
        accounts payable
      60,659,000 83,972,000 68,709,000 43,610,000 53,611,000 67,894,000 53,618,000 57,702,000 60,084,000 63,315,000 65,499,000 69,952,000 71,760,000 113,178,000 73,420,000 69,131,000 58,253,000 62,096,000 49,372,000 53,567,000 57,542,000 64,472,000 54,389,000 56,200,000 52,407,000 62,627,000 55,630,000 68,156,000 66,859,000 57,757,000 44,647,000 40,271,000 46,748,000 50,760,000 44,544,000 47,289,000 49,925,000 34,117,000 37,452,000 37,243,000 37,556,000 50,814,000 48,986,000 34,683,000 41,223,000 43,772,000 36,399,000 40,371,000 38,151,000 37,313,000 28,691,000 39,100,000 32,221,000 27,026,000 32,007,000 29,904,000 32,566,000 33,525,000 34,070,000 30,827,000 31,254,000 21,180,000 22,657,000 11,733,000 12,694,000 18,891,000 16,386,000 20,781,000 24,095,000 13,092,000 13,159,000 22,535,000 24,973,000 25,525,000 23,225,000 23,012,000 12,879,000 13,174,000 17,640,000 14,605,000 12,965,000 7,668,000 6,201,000 7,207,000 7,746,000 4,840,000 6,348,000 5,397,000 2,670,000  3,896,000 4,159,000 4,152,000 3,685,000   4,460,000 
        accrued liabilities
      305,188,000 315,383,000 281,413,000 279,910,000 316,369,000 300,076,000 259,874,000 266,563,000 278,920,000 282,890,000 274,255,000 295,533,000 330,524,000 309,819,000 291,605,000 301,206,000 314,845,000 341,487,000 334,288,000 324,865,000 305,792,000 321,398,000 301,038,000 286,902,000 250,350,000 235,869,000 213,195,000 197,295,000 184,446,000 180,979,000 163,246,000 185,924,000 176,534,000 187,379,000 178,712,000 184,234,000 198,832,000 178,353,000 135,122,000 143,511,000 145,443,000 130,401,000 115,397,000 118,617,000 132,685,000 108,772,000 94,445,000 96,070,000 125,716,000 92,608,000 89,780,000 84,966,000 117,413,000 86,409,000 69,708,000 78,618,000 97,368,000 67,902,000 59,721,000 63,101,000 64,096,000 61,768,000 47,990,000 47,410,000 52,853,000 53,232,000 43,080,000 43,225,000 51,765,000 48,051,000 37,393,000 39,231,000 39,688,000 39,990,000 30,008,000 32,863,000 41,094,000 31,583,000 27,939,000 23,042,000 21,098,000 19,648,000 19,290,000 17,897,000 16,537,000 17,668,000 16,107,000 13,678,000 13,348,000  12,728,000 13,381,000 12,475,000 13,546,000   11,517,000 
        deferred revenue
      1,253,071,000 1,213,226,000 1,201,054,000 1,200,580,000 1,217,664,000 1,121,683,000 1,142,090,000 1,178,158,000 1,185,456,000 1,126,576,000 1,149,787,000 1,160,118,000 1,131,195,000 1,067,182,000 1,049,084,000 1,043,482,000 1,039,515,000 968,669,000 952,029,000 929,397,000 936,640,000 883,134,000 888,614,000 889,629,000 847,750,000 807,030,000 803,241,000 809,336,000 796,385,000 715,697,000 736,032,000 735,976,000 721,994,000 696,404,000 686,085,000 684,495,000 669,926,000 631,768,000 626,836,000 619,681,000 619,584,000 573,908,000 553,064,000 544,426,000 521,716,000 484,437,000 480,376,000 461,402,000 450,104,000 421,429,000 411,477,000 396,678,000 379,944,000 352,594,000 344,925,000 325,364,000 302,820,000 270,880,000 255,226,000 248,157,000 232,516,000 204,137,000 188,661,000 179,257,000 171,202,000 150,891,000 142,699,000 135,038,000 132,315,000 125,678,000 118,693,000 99,472,000 91,335,000 87,895,000 73,425,000 67,411,000 61,156,000 54,880,000 48,964,000 44,256,000 39,684,000 36,009,000 36,905,000 32,478,000 29,046,000 28,064,000 26,321,000 24,502,000 21,775,000  17,423,000 15,732,000 14,799,000 14,058,000   11,031,000 
        total current liabilities
      1,618,918,000 1,612,581,000 1,551,176,000 1,524,100,000 1,587,644,000 1,489,653,000 1,455,582,000 1,502,423,000 1,524,460,000 1,472,781,000 1,489,541,000 1,525,603,000 1,533,479,000 1,839,951,000 1,768,700,000 1,773,229,000 1,431,888,000 1,391,527,000 1,354,964,000 1,327,104,000 1,319,249,000 1,288,279,000 1,263,316,000 1,252,006,000 1,150,507,000 1,105,526,000 1,072,066,000 1,074,787,000 1,047,690,000 954,433,000 943,925,000 962,171,000 945,276,000 934,601,000 909,341,000 916,018,000 918,683,000 844,238,000 799,410,000 800,435,000 802,583,000 755,123,000 717,447,000 697,726,000 695,624,000 636,981,000 611,220,000 597,843,000 613,971,000 551,350,000 529,948,000 520,744,000 529,578,000 466,029,000 446,640,000 433,886,000 432,754,000 372,307,000 349,017,000 342,085,000 327,866,000 287,085,000 259,308,000 238,400,000 236,749,000 223,014,000 202,165,000 199,044,000 208,175,000 186,821,000 169,245,000 161,238,000 155,996,000 153,410,000 126,658,000 123,286,000 115,129,000 99,637,000 94,543,000 81,903,000 73,747,000  62,396,000 57,582,000 53,329,000  48,776,000 43,577,000          
        deferred tax liabilities
      1,911,000 1,921,000 8,708,000 8,252,000 7,702,000 7,179,000 6,146,000 5,689,000 5,210,000 4,637,000 3,883,000 3,401,000 2,973,000 2,781,000 2,794,000 2,729,000 2,723,000 2,414,000 1,923,000 1,888,000 1,965,000 602,000 444,000 221,000 258,000 313,000 352,000 402,000 409,000 35,000 25,000 27,000 36,000 58,000 5,554,000 5,149,000 3,256,000 4,212,000 7,215,000 5,544,000 1,908,000 901,000 2,407,000 2,778,000 3,153,000 3,629,000 4,112,000 4,429,000 5,000,000 5,346,000                                                
        deferred revenue, long-term
      808,590,000 786,011,000 755,908,000 722,019,000 728,596,000 676,276,000 630,494,000 633,818,000 644,654,000 648,545,000 641,647,000 636,194,000 628,924,000 624,398,000 588,221,000 556,254,000 536,984,000 521,173,000 488,581,000 437,506,000 422,185,000 389,498,000 386,438,000 391,475,000 390,223,000 391,086,000 363,271,000 352,109,000 353,136,000 299,624,000 291,675,000 274,564,000 269,279,000 267,902,000 257,777,000 245,094,000 244,322,000 238,473,000 229,332,000 222,977,000 217,962,000 209,402,000 189,481,000 176,162,000 158,554,000 152,312,000 137,062,000 126,328,000 117,622,000 109,944,000 108,278,000 93,980,000 100,612,000 94,694,000 88,944,000 87,484,000 77,209,000 72,418,000 66,649,000 65,183,000 55,271,000 55,256,000 50,977,000 47,229,000 40,224,000 32,238,000 27,173,000 25,436,000 23,624,000 19,321,000 20,273,000 23,145,000 18,818,000 12,622,000 9,824,000 7,805,000 7,512,000 5,440,000 4,582,000 3,650,000 3,647,000 3,314,000                
        operating lease liabilities, long-term
      234,862,000 230,749,000 229,411,000 236,623,000 242,872,000 215,785,000 222,486,000 228,368,000 235,001,000 239,565,000 250,077,000 259,916,000 267,700,000 272,376,000 265,043,000 276,416,000 287,596,000 296,945,000 308,156,000 320,132,000 328,468,000 338,715,000 345,577,000 357,645,000 342,303,000                                                                         
        other long-term liabilities
      89,137,000 96,231,000 96,612,000 101,538,000 98,076,000 94,733,000 88,997,000 81,106,000 78,553,000 82,573,000 76,505,000 72,578,000 70,143,000 67,710,000 73,546,000 71,417,000 77,402,000 75,236,000 84,737,000 65,333,000 61,653,000 59,511,000 49,817,000 62,751,000 62,611,000 131,853,000 117,804,000 95,530,000 81,473,000 65,892,000 59,466,000 53,770,000 51,970,000 44,589,000 41,293,000 37,051,000 35,841,000 34,138,000 30,761,000 32,190,000 31,100,000 30,136,000 25,914,000 23,217,000 23,316,000 22,718,000 22,377,000 22,661,000 24,176,000 25,202,000 21,391,000 23,006,000 21,163,000 21,078,000 20,314,000 19,683,000 18,536,000 18,388,000 16,300,000 18,952,000 17,601,000 16,153,000 15,386,000 13,905,000 14,003,000 14,373,000 13,838,000 13,966,000 14,010,000 14,822,000 12,461,000 9,013,000 7,560,000 7,679,000 8,488,000 8,488,000 8,385,000 7,976,000 7,920,000 7,580,000 6,759,000 6,650,000    2,136,000 1,812,000 1,744,000 1,668,000         
        total long-term liabilities
      1,134,500,000 1,114,912,000 1,090,639,000 1,068,432,000 1,077,246,000 993,973,000 948,123,000 948,981,000 963,418,000 975,320,000 972,112,000 972,089,000 969,740,000 967,265,000 929,604,000 906,816,000 1,249,659,000 1,245,540,000 1,237,988,000 1,184,269,000 1,178,500,000 1,157,373,000 1,156,142,000 1,190,777,000 795,395,000 523,252,000 481,427,000 448,041,000 435,018,000 365,551,000 351,166,000 328,361,000 321,285,000 316,807,000 304,624,000 287,294,000 283,419,000 276,823,000 267,308,000 260,711,000 250,970,000 240,439,000 217,802,000 202,157,000 185,023,000 178,659,000 163,551,000 153,418,000 146,798,000 140,492,000 129,669,000 116,986,000 121,775,000 115,772,000 109,258,000 107,167,000 95,745,000 90,806,000 82,949,000 84,135,000 72,872,000 71,409,000 66,363,000 61,134,000 54,227,000 46,611,000 41,011,000 39,402,000 37,634,000 34,143,000 32,734,000 32,158,000 26,378,000 20,301,000 18,312,000 16,293,000 15,897,000 13,416,000 12,502,000 11,230,000 10,406,000      2,417,000 2,198,000          
        commitments and contingencies
                                                                                                       
        shareholders' equity
                                                                                                       
        preferred stock, no par value; 10,000 shares authorized, no shares issued and outstanding
                                                                                                       
        common stock
      5,870,000 42,023,000 40,744,000 40,252,000 9,461,000 5,889,000 17,898,000 19,029,000 18,348,000 24,399,000 32,519,000 190,592,000 129,060,000 91,048,000 32,851,000 82,133,000 145,189,000 192,458,000 133,994,000 39,507,000 386,236,000 305,453,000 304,526,000 223,101,000 211,217,000 142,597,000 98,722,000 29,401,000 13,277,000 20,427,000 20,008,000 21,120,000 20,029,000 17,627,000 17,532,000 19,401,000 17,280,000 13,191,000 9,996,000 25,181,000 16,055,000 10,159,000 5,987,000 20,683,000 5,105,000 15,753,000 18,712,000 21,320,000 109,949,000 262,505,000 290,143,000 294,875,000 315,039,000 326,922,000 349,411,000 357,026,000 379,349,000 380,737,000 505,117,000 515,973,000 534,194,000 517,215,000 504,708,000 490,176,000 483,767,000 462,786,000 467,391,000 460,944,000 475,352,000 477,299,000 510,676,000 539,566,000 620,632,000 598,436,000 583,349,000 559,435,000 539,220,000 521,791,000 490,961,000 460,789,000 437,642,000 412,419,000 403,641,000 376,258,000 341,318,000 306,655,000 277,009,000 273,263,000 259,837,000  137,647,000  130,663,000 128,876,000 128,144,000 126,877,000 123,393,000 
        accumulated other comprehensive loss
      -18,195,000 -18,324,000 -18,558,000 -22,310,000 -24,199,000 -20,912,000 -22,257,000 -21,034,000 -20,668,000 -23,221,000 -21,936,000 -22,977,000 -23,219,000 -26,176,000 -24,626,000 -22,628,000 -21,215,000 -20,073,000 -18,935,000 -19,194,000 -17,855,000 -18,716,000 -18,495,000 -22,903,000 -18,376,000 -19,190,000 -18,193,000 -19,341,000 -21,993,000 -22,178,000 -21,983,000 -20,980,000 -19,478,000 -17,997,000 -15,458,000 -15,469,000 -16,048,000 -13,194,000 -13,317,000 -13,558,000 -16,510,000 -15,288,000 -13,355,000 -13,224,000 -12,040,000 -9,584,000 -6,834,000 -7,241,000 -7,548,000 -7,414,000 -9,347,000 -5,908,000 -4,540,000 -3,829,000 -5,833,000 -6,062,000 -6,772,000 -6,422,000 -3,460,000 -4,632,000 -4,482,000 -3,241,000 -4,595,000 -3,594,000 -2,849,000 -2,337,000 -3,200,000 -3,872,000 -3,202,000 -6,076,000 -5,517,000 -3,184,000 -1,051,000 -564,000 -1,332,000 -928,000 -734,000 -1,038,000 -1,625,000 -1,684,000 -1,460,000 -1,430,000 -862,000 -1,900,000 -937,000             
        retained earnings
      3,550,589,000 3,568,300,000 3,449,498,000 3,296,103,000 3,250,489,000 3,144,401,000 3,015,104,000 2,935,271,000 2,863,297,000 2,799,054,000 2,646,920,000 2,557,944,000 2,476,508,000 2,404,106,000 2,314,760,000 2,337,623,000 2,281,387,000 2,187,828,000 2,077,110,000 1,987,506,000 2,033,209,000 1,945,531,000 1,867,868,000 1,797,996,000 1,736,617,000 1,638,090,000 1,543,253,000 1,457,348,000 1,417,904,000 1,287,243,000 1,267,950,000 1,226,474,000 1,226,627,000 1,229,762,000 1,202,533,000 1,180,673,000 1,193,761,000 1,185,265,000 1,190,386,000 1,169,371,000 1,262,983,000 1,321,857,000 1,334,470,000 1,313,937,000 1,362,712,000 1,363,141,000 1,388,836,000 1,400,860,000 1,351,669,000 1,283,621,000 1,207,390,000 1,139,212,000 1,075,800,000 1,006,307,000 938,590,000 866,254,000 797,613,000 731,121,000 663,511,000 600,962,000 545,387,000 489,724,000 441,489,000 400,994,000 367,850,000 338,571,000 310,221,000 287,445,000 268,459,000 247,036,000 227,335,000 208,201,000 190,456,000 172,705,000 159,823,000 138,014,000 118,058,000 95,705,000 77,953,000 84,509,000 68,442,000 53,221,000 37,570,000 23,593,000 11,481,000 1,488,000           -26,942,000 
        total shareholders' equity
      3,538,264,000  3,471,684,000 3,314,045,000 3,235,751,000  3,010,745,000 2,933,266,000 2,860,977,000  2,657,503,000 2,725,559,000 2,582,349,000  2,322,985,000 2,397,128,000 2,405,361,000  2,192,169,000 2,007,819,000 2,401,590,000  2,153,899,000 1,998,194,000                                                                          
        total liabilities and shareholders' equity
      6,291,682,000  6,113,499,000 5,906,577,000 5,900,641,000  5,414,450,000 5,384,670,000 5,348,855,000  5,119,156,000 5,223,251,000 5,085,568,000  5,021,289,000 5,077,173,000 5,086,908,000  4,785,121,000 4,519,192,000 4,899,339,000  4,573,357,000 4,440,977,000                                                                          
        shareholders’ equity
                                                                                                       
        total shareholders’ equity
       3,591,999,000    3,129,378,000    2,800,232,000    2,468,978,000    2,360,213,000    2,232,268,000   1,929,458,000 1,761,497,000 1,623,782,000 1,467,408,000 1,409,188,000 1,285,492,000 1,265,975,000 1,226,614,000 1,227,178,000 1,229,392,000 1,204,607,000 1,184,605,000 1,194,993,000 1,185,262,000 1,187,065,000 1,180,994,000 1,262,528,000 1,316,728,000 1,327,102,000 1,321,396,000 1,355,777,000 1,369,310,000 1,400,714,000 1,414,939,000 1,454,070,000 1,538,712,000 1,488,186,000 1,428,179,000 1,386,299,000 1,329,400,000 1,282,168,000 1,217,218,000 1,170,190,000 1,105,436,000 1,165,168,000 1,112,303,000 1,075,099,000 1,003,698,000 941,602,000 887,576,000 848,768,000 799,020,000 774,412,000 744,517,000 740,609,000 718,259,000 732,494,000 744,583,000 810,037,000 770,577,000 741,840,000 696,521,000 656,544,000 616,458,000 567,289,000 543,614,000 504,624,000 464,210,000 440,349,000 397,951,000 351,862,000 307,645,000 261,718,000 252,201,000 232,532,000 110,429,000 104,231,000 99,063,000 96,112,000 93,685,000   96,488,000 
        total liabilities and shareholders’ equity
       6,319,492,000    5,613,004,000    5,248,333,000    5,276,194,000    4,997,280,000    4,677,920,000   3,875,360,000 3,390,275,000 3,177,275,000 2,990,236,000 2,891,896,000 2,605,476,000 2,561,066,000 2,517,146,000 2,493,739,000 2,480,800,000 2,418,572,000 2,387,917,000 2,397,095,000 2,306,323,000 2,253,783,000 2,242,140,000 2,316,081,000 2,312,290,000 2,262,351,000 2,221,279,000 2,236,424,000 2,184,950,000 2,175,485,000 2,166,200,000 2,214,839,000 2,230,554,000 2,147,803,000 2,065,909,000 2,037,652,000 1,911,201,000 1,838,066,000 1,758,271,000 1,698,689,000 1,568,549,000 1,597,134,000 1,538,523,000 1,475,837,000 1,362,192,000 1,267,273,000 1,187,110,000 1,139,744,000 1,068,645,000 1,017,588,000 982,963,000 986,418,000 939,223,000 934,473,000 937,979,000 992,411,000 944,288,000 886,810,000 836,100,000 787,570,000 729,511,000 674,334,000 636,747,000 588,777,000 537,499,000 505,446,000 457,870,000 407,489,000 362,859,000 312,911,000 297,976,000 272,296,000  139,784,000 133,774,000 128,910,000 126,289,000   124,663,000 
        short-term investments
            812,000 802,000 3,287,000 6,160,000 13,109,000 20,710,000 54,015,000 126,554,000 196,458,000 300,591,000 346,548,000 329,630,000 184,108,000 111,105,000 346,515,000 360,333,000 379,303,000 248,257,000 426,761,000 373,063,000 298,137,000 587,115,000 652,475,000 614,705,000 485,232,000 428,756,000 392,560,000 343,700,000 323,336,000 358,851,000 400,909,000 367,824,000 381,111,000 376,680,000 358,205,000 383,882,000 235,527,000 298,862,000 385,150,000 363,877,000 369,390,000 383,924,000 346,863,000 352,450,000 353,045,000 293,186,000 333,174,000 320,970,000 324,050,000 280,152,000 299,049,000 325,766,000 285,530,000 269,041,000 317,439,000 259,742,000 254,543,000 236,725,000 222,877,000 206,291,000 175,780,000 138,833,000 156,180,000 111,883,000 158,112,000 188,622,000 281,000,000 204,169,000 345,899,000 384,426,000 384,238,000 336,427,000 351,865,000 321,003,000 240,116,000 184,314,000 196,530,000 174,334,000 139,909,000 115,600,000 90,265,000 108,656,000    49,639,000  59,532,000    
        preferred stock, no par value; 10,000 shares authorized, no shares outstanding
                                                                                                       
        current portion of long-term debt
                   349,772,000 354,591,000 359,410,000 19,275,000 19,275,000 19,275,000 19,275,000 19,275,000 19,275,000 19,275,000 19,275,000                                                                          
        long-term debt
                      344,954,000 349,772,000 354,591,000 359,410,000 364,229,000 369,047,000 373,866,000 378,685,000                                                                          
        restricted cash
                                                                   195,000 2,400,000 2,748,000 2,728,000 2,729,000 2,731,000 2,703,000 2,713,000 2,748,000 2,774,000 3,974,000 3,887,000 3,959,000 3,946,000 4,147,000 3,941,000 3,929,000 3,922,000 3,870,000 3,867,000 3,871,000 2,400,000 2,400,000 6,221,000 6,243,000 6,258,000 6,183,000 6,000,000 6,000,000 6,000,000 6,000,000 6,000,000 6,000,000 6,000,000 6,000,000 6,000,000 
        long-term liabilities
                                                                                        2,701,000 2,337,000 2,298,000     1,735,000 1,506,000 1,439,000 1,372,000 1,315,000 1,431,000 1,373,000 1,167,000 
        deferred tax liability
                                                                                           2,506,000 605,000 454,000 303,000         
        unearned compensation
                                                                                                -16,000 -22,000 -28,000 -93,000 -183,000 -289,000 -536,000 
        accumulated other comprehensive income
                                                                                           -498,000 -998,000 647,000 359,000  -582,000 52,000 509,000 454,000 650,000 598,000 573,000 
        accumulated deficit
                                                                                            -14,293,000 -21,709,000 -27,664,000  -32,818,000 -34,217,000 -35,032,000 -35,552,000 -35,129,000 -30,783,000  
        consolidated balance sheet data
                                                                                                       
        cash, cash equivalents, and short-term investments
                                                                                               44,878,000        
        preferred stock, no par value; 10,000 shares authorized, no shares outstanding common stock, no par value; 100,000 shares authorized, 26,357 and 25,730 shares issued and outstanding
                                                                                                 133,250,000      
        current assets:
                                                                                                       
        investments
                                                                                                    60,416,000 47,063,000  
        current liabilities:
                                                                                                       
        total liabilities
                                                                                                    32,066,000 29,825,000  
        commitments and contingencies:
                                                                                                       
        shareholders’ equity:
                                                                                                       
        cash equivalents and short-term investments
                                                                                                      69,783,000 
        deferred income taxes
                                                                                                       
        liabilities and shareholders’ equity
                                                                                                       
        preferred stock, no par value; 10,000 shares authorized, no shares outstanding
                                                                                                       
        note receivable from shareholder
                                                                                                       
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2025-12-31 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 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 
                                                                                                       
          operating activities
                                                                                                       
          net income
        180,054,000 190,493,000 189,912,000 145,530,000 166,445,000 165,296,000 144,079,000 119,021,000 138,382,000 152,134,000 88,976,000 81,436,000 72,402,000 89,346,000 83,019,000 56,236,000 93,559,000 110,718,000 89,604,000 43,241,000 87,678,000 77,663,000 69,872,000 61,379,000 98,527,000 94,837,000 85,905,000 116,087,000 130,905,000 132,881,000 122,743,000 109,636,000 88,429,000 135,743,000 97,662,000 93,138,000 94,218,000 108,935,000 91,789,000 75,415,000 89,716,000 97,037,000 93,172,000 85,729,000 89,076,000 94,021,000 79,473,000 69,641,000 68,048,000 76,231,000 68,178,000 63,412,000 69,493,000 67,717,000 72,336,000 68,641,000 66,492,000 67,610,000 62,549,000 55,575,000 55,663,000 48,235,000 40,495,000 33,144,000 29,279,000 28,350,000 22,776,000 18,986,000 21,423,000 19,701,000 19,134,000 17,745,000 17,751,000 12,882,000 21,809,000 19,956,000 22,353,000 17,752,000 16,965,000 16,067,000 15,221,000 15,651,000 13,977,000 12,112,000 9,993,000 -17,139,047 7,416,000 5,955,000 3,801,000 1,353,000 1,399,000 815,000 520,000   
          adjustments to reconcile net income to net cash from operating activities:
                                                                                                       
          stock-based compensation
        60,005,000 57,248,000 57,451,000 58,884,000 57,908,000 53,759,000 54,206,000 55,141,000 56,002,000 53,266,000 56,471,000 64,039,000 62,874,000 59,455,000 61,875,000 64,129,000 63,757,000 60,522,000 61,468,000 63,220,000 58,069,000 52,633,000 50,868,000 50,786,000 47,661,000 43,732,000 40,999,000 39,494,000 38,689,000 36,848,000 38,739,000 41,320,000 40,948,000 41,586,000 43,234,000 43,895,000 46,611,000 38,317,000 38,437,000 41,773,000 38,233,000 41,634,000 36,517,000 36,777,000 30,625,000 25,159,000 31,833,000 35,636,000 34,528,000 22,031,000 27,861,000 27,610,000 26,710,000 26,343,000 23,537,000 23,345,000 22,123,000 22,134,000 22,907,000 21,766,000 22,940,000 19,782,000 17,406,000 16,521,000 17,064,000 15,337,000 12,557,000 13,257,000 14,913,000  14,817,000 15,667,000 15,336,000  10,573,000 11,705,000 8,729,000                   
          depreciation and amortization
        24,611,000 24,791,000 22,471,000 22,471,000 22,666,000 22,929,000 26,778,000 28,018,000 29,266,000 29,529,000 28,356,000 27,345,000 27,472,000 27,211,000 28,600,000 29,538,000 30,260,000 30,439,000 28,800,000 28,525,000 27,660,000 26,520,000 26,225,000 24,133,000 18,979,000 21,862,000 18,399,000 14,245,000 14,001,000 15,410,000 14,032,000 14,869,000 15,180,000 15,545,000 15,325,000 15,391,000 14,887,000 14,492,000 14,437,000 14,084,000 13,763,000 13,358,000 12,971,000 13,212,000 13,042,000 12,066,000 11,377,000 11,241,000 11,437,000 10,300,000 9,792,000 9,979,000 9,934,000 10,152,000 10,052,000 9,113,000 5,822,000 5,172,000 5,179,000 5,286,000 5,250,000 5,910,000 5,835,000 6,094,000 5,994,000 5,975,000 6,244,000 7,712,000 6,476,000 6,261,000 6,036,000 5,836,000 5,490,000 4,547,000 3,904,000 3,800,000 3,611,000 3,593,000 2,975,000 2,621,000 2,396,000 1,934,000 1,602,000 1,679,000 1,582,000 -3,562,645 1,246,000 1,147,000 1,175,000 1,284,000 1,252,000 1,275,000 1,351,000 1,379,000 1,404,000 
          non-cash operating lease costs
        7,520,000 7,776,000 7,935,000 7,849,000 7,943,000 8,265,000 8,180,000 8,204,000 8,392,000 8,551,000 9,746,000 10,064,000 10,167,000 9,664,000 9,708,000 9,700,000 9,663,000 9,438,000 9,522,000 9,717,000 9,698,000 9,408,000 10,761,000 10,267,000 8,703,000                                                                       
          deferred income taxes
        -9,593,000 -15,868,000 -17,096,000 -27,268,000 -11,944,000 -21,286,000 -18,302,000 -17,732,000 -11,203,000 -23,430,000 -35,599,000 -24,422,000 -25,070,000 -11,288,000 -13,124,000 -9,425,000 -6,407,000 1,162,000 -60,130,000 -17,268,000 -694,000 2,936,000 -996,000 7,067,000 -1,714,000 -2,731,000 6,565,000 892,000 2,714,000 1,569,000 1,599,000 3,416,000 14,226,000 -3,319,000 -1,093,000 2,731,000 -2,945,000 -6,328,000 1,871,000 3,187,000 4,237,000 -7,368,000 -3,990,000 -1,444,000 231,000 1,299,000 -898,000 5,211,000 -8,702,000 4,075,000 -2,288,000 -48,000 -1,265,000 -3,236,000 588,000 -1,047,000 -598,000 4,874,000 693,000 -192,000 -888,000 -2,416,000 5,319,000 -1,193,000 6,533,000 -7,409,000 377,000 -928,000 1,903,000 -6,084,000 259,000 13,000 206,000 -1,777,000 900,000 8,725,000 -1,419,000 -10,406,000 10,379,000 9,711,000 9,262,000               
          other
        -1,118,000 1,697,000 172,000 2,123,000 1,623,000 2,097,000 -230,000 -3,551,000 722,000 -765,000 259,000 1,520,000 358,000 682,000 1,024,000 684,000 -1,123,000 133,000 499,000 -202,000 307,000 1,954,000 114,000 85,000 -31,000                                                                       
          changes in operating assets and liabilities:
                                                                                                       
          accounts receivable
        -79,409,000 -55,245,000 19,559,000 105,463,000 -98,188,000 29,253,000 -31,869,000 125,282,000 -58,713,000 -14,803,000 45,824,000 1,520,000 -15,837,000 -14,468,000 -43,360,000 4,446,000 -77,223,000 42,396,000 -9,036,000 -25,233,000 -54,416,000 8,478,000 33,707,000 37,000,000 -32,683,000 -2,056,000 8,170,000 4,502,000 -28,921,000 2,056,000 -7,259,000 76,000 238,000 3,180,000 -1,143,000 19,175,000 -45,327,000 -5,575,000 2,581,000 12,748,000 -22,000 -18,586,000 1,599,000 -7,726,000 -13,967,000 69,000 -20,087,000 -3,131,000 -17,746,000 1,683,000 -12,348,000 16,054,000 -24,256,000 8,022,000 -10,090,000 4,462,000 -22,601,000 -11,464,000 -12,305,000 -675,000 -30,082,000 -9,715,000 -12,981,000 18,964,000 -2,633,000 -15,424,000 -1,232,000 10,492,000 -6,391,000 143,000 3,319,000 -3,736,000 -7,666,000 -14,066,000 -4,506,000 -6,218,000 -5,214,000 -6,391,000 -4,861,000 -2,079,000 -7,481,000  -3,461,000 -7,063,000 -5,640,000  -196,000         
          inventories
        -2,666,000 -10,309,000 960,000 5,359,000 3,139,000 2,159,000 -8,777,000 -33,920,000 34,000 10,228,000 4,643,000 8,452,000 9,168,000 -24,578,000 -15,904,000 -7,088,000 1,260,000 594,000 1,922,000 1,884,000 1,443,000 928,000 2,116,000 1,439,000 2,020,000 1,609,000 -2,546,000 -1,904,000 -991,000 754,000 -1,810,000 -400,000 722,000 1,211,000 1,503,000 1,130,000 374,000 -247,000 1,375,000 -1,608,000 146,000 -3,690,000 -684,000 -1,761,000 -3,111,000 -1,328,000 -2,433,000 -1,659,000 -25,000 -767,000 -297,000 760,000 -1,313,000 -373,000 -14,000 469,000 -344,000 792,000 213,000 29,000 632,000 -1,069,000 -1,274,000 -1,653,000 -1,000,000 -229,000 1,446,000 526,000 -5,414,000 -486,000 -1,085,000 1,611,000 483,000 1,150,000 -1,363,000 -2,185,000 32,000 2,126,000 -4,865,000 -326,000 68,000  -194,000 -367,000 -31,000  38,000         
          other current assets
        -58,606,000 -49,105,000 -1,066,000 3,612,000 -57,069,000 -17,284,000 37,644,000 -2,234,000 -32,164,000 -17,471,000 -3,941,000 -22,945,000 -20,602,000 -38,558,000 -45,174,000 -16,610,000 -44,286,000 -51,658,000 269,000 -9,689,000 -23,250,000 -16,323,000 -13,969,000 -14,109,000 -5,494,000 -21,068,000 -18,646,000 -8,958,000 -26,777,000 4,017,000 6,097,000 -6,024,000 11,517,000 -15,953,000 -386,000 1,755,000 -306,000 -1,796,000 16,222,000 -15,734,000 -568,000 -406,000 -1,335,000 -4,672,000 -120,000 -28,000 14,348,000 -26,337,000 2,189,000 14,455,000 11,129,000 -24,219,000 -4,979,000 12,854,000 3,400,000 -13,373,000 -3,879,000 -452,000 16,250,000 -15,569,000 7,771,000 -6,684,000 -5,899,000 -3,158,000 -1,323,000 5,678,000 865,000 -4,256,000 -2,810,000 6,023,000 3,057,000 -9,775,000 1,123,000 -395,000 2,125,000 -7,568,000 1,418,000 -3,451,000 -391,000 -2,053,000 317,000  -2,161,000 8,000 -1,226,000  901,000         
          other assets
        28,641,000 -23,648,000 -39,898,000 6,110,000 -34,544,000 -74,451,000 -1,310,000 -19,152,000 2,949,000 3,360,000 3,877,000 10,606,000 -1,252,000 -36,608,000 -22,507,000 -6,119,000 -21,774,000 -52,088,000 -29,499,000 -2,412,000 -26,654,000 -20,031,000 -1,361,000 -6,309,000 2,011,000 -13,957,000 -11,468,000 2,840,000 -157,000 514,000 1,043,000 -415,000 -696,000 -1,631,000 517,000 -1,333,000 391,000 -1,261,000 675,000 -171,000 45,000 132,000 -41,000 18,000 460,000 -1,446,000 201,000 619,000 -1,876,000 -834,000 896,000 193,000 428,000 110,000 -932,000 126,000 562,000 446,000 -225,000 73,000 -213,000 185,000 387,000 260,000 -2,298,000 286,000 -617,000 259,000 -154,000 -1,871,000 -350,000 -425,000 -898,000 310,000 -536,000 -57,000 -1,209,000 -1,000 436,000 -1,133,000 -259,000  -11,000 -9,000 -111,000  -548,000         
          accounts payable and accrued liabilities
        -44,691,000 47,930,000 14,813,000 -40,398,000 6,554,000 62,721,000 -1,423,000 -7,483,000 -13,447,000 16,508,000 -20,074,000 -39,553,000 -19,981,000 52,561,000 2,251,000 -10,262,000 -25,387,000 9,347,000 28,115,000 9,396,000 -23,925,000 36,280,000 398,000 21,670,000 -23,606,000 36,778,000 21,186,000 14,724,000 2,022,000 23,006,000 -11,115,000 2,908,000 -8,216,000 16,254,000 -6,802,000 -16,010,000 37,082,000 42,139,000 -10,766,000 -1,917,000 3,761,000 19,896,000 12,430,000 -19,091,000 26,286,000 19,998,000 -5,632,000 -29,638,000 33,611,000 9,370,000 -5,823,000 -23,168,000 36,411,000 13,042,000 -7,022,000 -22,643,000 26,576,000 10,390,000 -3,167,000 -404,000 13,657,000 12,003,000 13,437,000 -6,412,000 -6,871,000 12,738,000 -5,245,000 -11,303,000 14,058,000 13,560,000 -6,194,000 -3,232,000 -128,000 7,886,000 -2,689,000 1,929,000 9,466,000 -815,000 4,980,000 3,280,000 5,643,000  310,000 986,000 2,061,000  221,000         
          deferred revenue
        62,424,000 41,486,000 34,363,000 -23,660,000 148,300,000 25,375,000 -39,392,000 -18,135,000 54,990,000 -16,313,000 -4,879,000 34,393,000 68,540,000 54,275,000 37,569,000 23,238,000 76,065,000 49,232,000 73,706,000 7,300,000 86,193,000 -2,420,000 -6,053,000 4,131,000 39,856,000 31,605,000 1,067,000 11,924,000 66,122,000 -12,386,000 17,167,000 19,268,000 26,967,000 20,444,000 14,273,000 15,341,000 44,006,000 14,073,000 13,510,000 5,112,000 54,236,000 40,765,000 21,957,000 40,318,000 43,521,000 19,310,000 29,612,000 20,003,000 36,353,000 11,007,000 29,097,000 10,103,000 33,268,000 13,419,000 21,021,000 32,415,000 36,732,000 21,423,000 8,536,000 25,552,000 28,393,000 19,756,000 13,151,000 15,059,000 28,297,000 13,257,000 9,398,000 4,535,000 10,940,000 6,034,000 16,348,000 12,464,000 9,636,000 12,560,000 8,032,000 6,548,000 8,348,000 6,774,000 5,640,000 4,574,000 3,779,000  4,427,000 3,432,000 982,000  1,794,000         
          lease liabilities
        -7,961,000 -9,178,000 -7,357,000 -9,478,000 -10,051,000 -12,328,000 -10,625,000 -11,822,000 -9,892,000 -10,993,000 -12,060,000 -11,532,000 -10,608,000 -13,339,000 -12,576,000 -11,958,000 -14,173,000 -13,182,000 -12,936,000 -13,828,000 -11,619,000 -11,795,000 -12,508,000 -15,731,000 -10,217,000                                                                       
          net cash from operating activities
        159,211,000 208,068,000 282,219,000 256,597,000 202,782,000 246,505,000 158,959,000 221,637,000 165,318,000 189,801,000 165,054,000 140,923,000 157,631,000 154,355,000 71,401,000 126,509,000 90,366,000 197,053,000 182,304,000 128,476,000 137,363,000 175,904,000 159,174,000 181,808,000 144,012,000 206,086,000 150,345,000 193,552,000 197,858,000 204,305,000 182,051,000 184,755,000 189,957,000 213,065,000 162,564,000 175,340,000 189,312,000 204,070,000 170,476,000 133,118,000 203,871,000 183,343,000 172,507,000 142,296,000 186,395,000 169,865,000 138,234,000 81,967,000 158,926,000 147,995,000 126,230,000 80,662,000 144,806,000 148,555,000 113,399,000 101,604,000 131,879,000 121,494,000 101,076,000 91,229,000 103,139,000 86,391,000 75,309,000 77,920,000 73,992,000 58,616,000 46,239,000 39,208,000 57,918,000 58,945,000 55,804,000 36,949,000 41,994,000 47,661,000 38,200,000 36,951,000 46,838,000 18,008,000 37,279,000 35,618,000 34,473,000  21,183,000 17,559,000 13,509,000  10,586,000         
          capital expenditures
        -9,720,000 -16,141,000 -8,543,000 -10,503,000 -8,073,000 -6,060,000 -5,849,000 -9,455,000 -9,048,000 -15,382,000 -15,009,000 -10,689,000 -13,104,000 -8,507,000 -9,325,000 -5,228,000 -10,564,000 -7,117,000 -9,444,000 -9,393,000 -4,697,000 -12,083,000 -12,394,000 -13,159,000 -22,304,000 -20,534,000 -32,952,000 -29,010,000 -21,046,000 -17,391,000 -19,828,000 -9,755,000 -6,491,000 -7,506,000 -7,460,000 -9,582,000 -14,133,000 -17,579,000 -16,116,000 -16,501,000 -13,292,000 -18,592,000 -21,213,000 -10,183,000 -10,319,000 -7,082,000 -5,517,000 -5,139,000 -4,980,000 -5,149,000 -6,665,000 -6,981,000 -7,788,000 -11,323,000 -5,726,000 -6,961,000 -5,857,000 -9,901,000 -8,840,000 -6,213,000 -5,491,000 -2,506,000 -3,279,000 -3,192,000 -3,648,000 -3,437,000 -1,775,000 -2,569,000 -3,888,000 -4,722,000 -12,763,000 -5,563,000 -4,875,000 -4,792,000 -4,519,000 -4,538,000 -2,605,000 -2,869,000 -9,484,000 -5,173,000 -3,874,000  -3,268,000 -1,409,000 -2,082,000  -2,631,000         
          free cash flows
        149,491,000 191,927,000 273,676,000 246,094,000 194,709,000 240,445,000 153,110,000 212,182,000 156,270,000 174,419,000 150,045,000 130,234,000 144,527,000 145,848,000 62,076,000 121,281,000 79,802,000 189,936,000 172,860,000 119,083,000 132,666,000 163,821,000 146,780,000 168,649,000 121,708,000 185,552,000 117,393,000 164,542,000 176,812,000 186,914,000 162,223,000 175,000,000 183,466,000 205,559,000 155,104,000 165,758,000 175,179,000 186,491,000 154,360,000 116,617,000 190,579,000 164,751,000 151,294,000 132,113,000 176,076,000 162,783,000 132,717,000 76,828,000 153,946,000 142,846,000 119,565,000 73,681,000 137,018,000 137,232,000 107,673,000 94,643,000 126,022,000 111,593,000 92,236,000 85,016,000 97,648,000 83,885,000 72,030,000 74,728,000 70,344,000 55,179,000 44,464,000 36,639,000 54,030,000 54,223,000 43,041,000 31,386,000 37,119,000 42,869,000 33,681,000 32,413,000 44,233,000 15,139,000 27,795,000 30,445,000 30,599,000  17,915,000 16,150,000 11,427,000  7,955,000         
          investing activities
                                                                                                       
          purchases of investments
        -2,180,000 -1,320,000 -2,500,000 -1,900,000 -500,000 -600,000 -1,000,000 -1,100,000 -9,000 -680,000 -2,770,000 -4,799,000 -17,510,000 -36,205,000 -216,906,000 -189,534,000 -22,960,000 -42,765,000 -193,544,000 -195,573,000 -14,566,000 -180,557,000 -392,878,000 978,000 -20,203,000 -190,884,000 -356,340,000 -145,670,000 -114,782,000 -238,632,000 -191,452,000 -109,150,000 -47,253,000 -98,983,000 -129,482,000 -86,301,000 -31,585,000 -107,340,000 -262,192,000 -92,864,000 -76,883,000 -177,936,000 -128,590,000 -97,626,000 -141,987,000 -147,534,000 -194,014,000 -297,579,000 -133,864,000 -313,114,000 -279,360,000 -298,090,000 -219,904,000 -262,499,000 -286,785,000 -251,652,000 -189,661,000 -251,499,000 -305,931,000 -239,662,000 -211,738,000 -119,672,000 -85,163,000 -163,084,000 -83,411,000 -83,199,000 -72,385,000 -153,249,000 -66,591,000 -201,857,000 -193,659,000 -303,031,000 -224,988,000 -180,572,000 -181,268,000 -136,287,000                 
          sales of investments
        1,343,000         3,918,000 12,167,000 14,000 41,576,000 44,439,000 34,549,000 1,535,000   647,000 76,785,000 209,491,000 22,764,000 1,966,000 273,779,000   1,988,000 1,500,000 9,248,000 1,001,000 25,120,000 29,526,000 11,211,000 4,012,000 15,094,000 47,742,000 6,891,000 119,190,000 76,518,000 2,693,000 69,703,000 46,471,000 43,659,000 54,660,000 73,840,000 115,151,000 23,020,000 56,925,000 21,633,000 2,886,000               205,717,000 174,589,000 359,164,000 257,203,000 200,381,000 120,968,000 160,298,000 101,297,000 98,604,000 57,618,000               
          purchases of property and equipment
        -9,720,000 -16,141,000 -8,543,000 -10,503,000 -8,073,000 -6,060,000 -5,849,000 -9,455,000 -9,048,000 -15,382,000 -15,009,000 -10,689,000 -13,104,000 -8,507,000 -9,325,000 -5,228,000 -10,564,000 -7,117,000 -9,444,000 -9,393,000 -4,697,000 -12,083,000 -12,394,000 -13,159,000 -22,304,000 -20,534,000 -32,952,000 -29,010,000 -21,046,000 -17,391,000 -19,828,000 -9,755,000 -6,491,000 -7,506,000 -7,460,000 -9,582,000 -14,133,000 -17,579,000 -16,116,000 -16,501,000 -13,292,000 -18,592,000 -21,213,000 -10,183,000 -10,319,000 -7,082,000 -5,517,000 -5,139,000 -4,980,000 -5,149,000 -6,665,000 -6,981,000 -7,788,000 -11,323,000 -5,726,000 -6,961,000 -5,857,000 -9,901,000 -8,840,000 -6,213,000 -5,491,000 -2,506,000 -3,279,000 -3,192,000 -3,648,000 -3,437,000 -1,775,000 -2,569,000 -3,888,000 -4,722,000 -12,763,000 -5,563,000 -4,875,000 -4,792,000 -4,519,000 -4,538,000 -2,605,000 -2,869,000 -9,484,000 -5,173,000 -3,874,000 -2,534,000 -3,268,000 -1,409,000 -2,082,000 4,729,225 -2,631,000 -1,353,000 -751,000    -954,000 -824,000 -850,000 
          net cash from investing activities
        -10,557,000 -163,802,000 -25,113,000 -20,603,000 -9,973,000 -5,743,000 -6,449,000 -39,887,000 -7,135,000 -7,565,000 -8,412,000 -9,532,000 61,902,000 70,722,000 109,475,000 79,912,000 -41,993,000 -191,644,000 -159,254,000 -115,080,000 20,643,000 15,814,000 -46,803,000 -686,613,000 -29,400,000 -294,049,000 -213,541,000 153,349,000 -60,393,000 -228,098,000 -55,419,000 -51,345,000 -121,125,000 -79,372,000 -7,323,000 54,539,000 -129,000 29,335,000 -15,562,000 29,462,000 19,485,000 -204,977,000 145,183,000 114,637,000 -65,542,000 20,316,000 -10,480,000 70,639,000 70,166,000 -108,400,000 -123,988,000 13,335,000 -133,417,000 -85,156,000 -95,482,000 -104,270,000 -67,371,000 -55,643,000 26,623,000 -13,520,000 -97,179,000 -54,708,000 -75,838,000 -66,679,000 -40,998,000 -16,573,000 -71,828,000 -13,903,000 3,195,000 -41,069,000 -45,642,000 133,478,000 -33,057,000 -46,435,000 -50,143,000 -29,346,000 -62,217,000 -23,842,000 -44,522,000 -48,455,000 -87,590,000  -50,799,000 -43,275,000 -36,120,000  -14,317,000         
          financing activities
                                                                                                       
          proceeds from the exercise of stock options and purchases of stock under employee stock purchase plan
        22,844,000 133,000 35,147,000 176,000 23,695,000 211,000 32,311,000 681,000 21,876,000 462,000 37,036,000 281,000 22,180,000 859,000 35,053,000 1,047,000 27,581,000 1,054,000 36,011,000 1,491,000 27,196,000 836,000 30,556,000 484,000 20,959,000 143,000 26,555,000 18,900,000 28,901,000 2,000 19,915,000 80,000 28,091,000 32,000 18,836,000 21,000 26,254,000 120,000 18,474,000 13,000 23,771,000 82,000 16,573,000 52,000 21,330,000 729,000 13,188,000 186,000 17,365,000 457,000 11,583,000 232,000 14,849,000 516,000 9,577,000 108,000 11,913,000 376,000 8,842,000 2,332,000 10,189,000 5,422,000 13,727,000  9,442,000 444,000 5,440,000  7,583,000 3,574,000 5,918,000  9,158,000 4,678,000 7,131,000  5,466,000                 
          payments for repurchase of common stock, including excise taxes
        -301,095,000 -125,008,000 -125,009,000 -127,058,000 -125,010,000                                                                                           
          taxes paid related to net share settlement of equity awards
        -14,770,000 -2,280,000 -3,518,000 -2,715,000 -13,368,000 -1,571,000 -1,285,000 -1,837,000 -6,830,000 -1,840,000 -1,544,000 -2,788,000 -7,037,000 -2,118,000 -2,091,000 -3,221,000 -13,595,000 -3,112,000 -2,992,000 -3,447,000 -4,481,000                                                                           
          net cash from financing activities
        -293,021,000 -127,155,000 -93,380,000 -129,597,000 -114,683,000 -101,871,000 -118,992,000 -101,167,000 -134,972,000 -61,386,000 -214,544,000 -2,507,000 -374,862,000 -6,259,000 -222,038,000 -132,186,000 -116,025,000 -7,058,000 28,019,000 -506,956,000 17,715,000 -56,707,000 25,556,000 347,435,000 20,959,000 143,000 26,555,000 -100,013,000 -82,132,000 -150,017,000 -121,117,000 -150,019,000 -130,110,000 -149,397,000 -120,700,000 -147,690,000 -128,245,000 -148,990,000 -123,552,000 -199,738,000 -180,367,000 -147,076,000 -123,804,000 -155,253,000 -130,769,000 -147,820,000 -125,865,000 -144,645,000 -186,630,000 -49,379,000 -31,374,000 -47,651,000 -37,914,000 -48,823,000 -31,181,000 -45,730,000 -23,497,000 -146,490,000 -34,152,000 -39,996,000 -6,026,000 -7,555,000 -3,092,000 -9,563,000 3,412,000 -19,963,000 -6,188,000 -27,695,000 -16,860,000 -48,130,000 -43,716,000 -96,714,000 6,841,000 4,916,000 13,315,000 8,509,000 8,746,000 22,602,000 5,466,000 17,128,000 19,949,000  19,480,000 23,794,000 21,331,000  3,839,000         
          net increase in cash, cash equivalents and restricted cash
        -144,367,000 -82,889,000 163,726,000 106,397,000 78,126,000 138,891,000 33,518,000 80,583,000 23,211,000       74,235,000 -67,652,000 -1,649,000   175,721,000 135,011,000 137,927,000 -157,370,000 135,571,000  -36,641,000 246,888,000 55,333,000                                                                   
          effect of exchange rate changes on cash, cash equivalents and restricted cash
        -131,000 226,000 4,048,000 1,962,000 -3,568,000 926,000 -1,403,000 -485,000 2,264,000 -1,604,000 750,000 -100,000 3,079,000 -2,732,000 -2,636,000 -136,000 -861,000 -1,181,000 613,000 -1,161,000 1,655,000 289,000 234,000 -1,910,000 820,000 -1,289,000 154,000 -311,000 46,000                                                                   
          cash, cash equivalents and restricted cash, beginning of period
        1,346,368,000  1,078,340,000  800,835,000  762,207,000  584,333,000  852,826,000  602,254,000  425,894,000                                                                   
          cash, cash equivalents and restricted cash, end of period
        1,201,870,000  167,774,000 108,359,000 1,152,898,000  32,115,000 80,098,000 826,310,000  -57,152,000 128,784,000 609,957,000  -43,798,000 74,099,000 515,820,000  51,682,000 -494,721,000 1,030,202,000  138,161,000 -159,280,000 738,645,000  -36,487,000 246,577,000 481,273,000                                                                   
          supplemental disclosures of cash flow information
                                                                                                       
          cash paid for amounts included in the measurement of operating lease liabilities
        10,359,000  11,293,000 11,977,000 10,851,000  12,024,000 13,187,000 12,982,000  13,419,000 13,535,000 13,665,000  13,769,000 13,846,000 16,500,000  15,369,000 15,777,000 15,032,000  15,332,000 17,360,000 12,707,000                                                                       
          supplemental disclosures of non-cash activities
                                                                                                       
          right-of-use assets obtained in exchange for lease obligations
        13,857,000  305,000 1,809,000 35,084,000  4,505,000 2,421,000 4,846,000  967,000 3,384,000 6,193,000  -204,000 818,000  2,099,000 7,909,000 1,614,000  4,888,000 394,315,000                                                                       
          impairment of assets
                    6,175,000 33,825,000 6,873,000                                                                           
          changes in operating assets and liabilities
                                                                                                       
          maturities of investments
             817,000 2,507,000 2,913,000 7,817,000 7,740,000 32,254,000 63,519,000 81,985,000 82,023,000 58,211,000 38,138,000 32,379,000 38,189,000 57,359,000 69,352,000 220,794,000 84,379,000 87,195,000 150,697,000 117,397,000 156,204,000 200,063,000 151,537,000 143,651,000 108,518,000 73,190,000 113,771,000 118,571,000 84,218,000 81,916,000 105,744,000 173,916,000 71,740,000 77,579,000 95,586,000 69,427,000 140,127,000 130,791,000 120,982,000 86,231,000 95,652,000 174,074,000 168,026,000 104,546,000 180,240,000 163,948,000 165,193,000 148,591,000 208,339,000 229,569,000 198,102,000       148,272,000 82,323,000 72,019,000 93,050,000 72,785,000 90,256,000                           
          acquisition of businesses, net of cash acquired
         -146,889,000 -14,070,000     -43,000   -67,911,000 -410,072,000 -1,247,000                         -87,724,000                                           
          payments on term debt agreement
                 -350,000,000 -5,000,000 -5,000,000 -5,000,000 -5,000,000 -5,000,000 -5,000,000 -5,000,000 -5,000,000 -5,000,000                                                                          
          cash, cash equivalents and restricted cash, beginning of year
                                                                                                       
          cash, cash equivalents and restricted cash, end of year
                                                                                                       
          payments for repurchase of common stock
              -150,018,000 -100,011,000 -150,018,000                                                                                       
          cash paid for interest on long-term debt
                  2,970,000  1,904,000 1,131,000 1,252,000  1,279,000 1,354,000 1,370,000  2,241,000                                                                         
          repurchase of common stock
                 -60,008,000 -250,036,000 -40,005,000 -250,000,000 -125,012,000 -125,011,000   -50,007,000   -100,013,000 -101,032,000 -150,017,000 -150,018,000 -150,021,000 -150,025,000 -150,025,000 -150,023,000 -150,021,000 -150,021,000 -150,023,000 -150,024,000 -200,042,000 -200,035,000 -149,995,000 -150,000,000 -156,883,000 -149,980,000 -150,000,000 -150,542,000 -150,000,000 -200,000,000 -50,000,000 -50,000,000 -50,000,000 -50,000,000 -50,000,000 -50,000,000 -50,303,000 -34,473,000 -150,000,000 -50,000,000 -46,528,000 -24,998,000 -20,000,000 -20,000,000 -20,000,000 -15,000,000 -24,125,000 -15,874,000 -27,437,000 -20,000,000 -50,000,000 -50,000,000                         
          net decrease in cash, cash equivalents and restricted cash
                    -155,329,000                                                                                   
          proceeds from term debt agreement
                                                                                                     
          payments for debt issuance costs
                                                                                                     
          non-cash provisions for exit costs
                                                                                                       
          cash from sale of fixed assets
                                                                                                       
          capitalized leasehold improvements paid directly by landlord
                                 461,000 5,673,000 13,430,000 15,384,000                                                                   
          realized loss on disposition of assets and investments
                                 500,000 559,000 4,000 43,000    49,000    30,000    27,000         3,000 27,000 -243,000 26,000 -6,000 95,000 -122,000 579,000                                       
          provisions for doubtful accounts and sales returns
                                 491,000 155,000 -298,000 208,000 -33,000 803,000 98,000 593,000 -19,000 -70,000 164,000 291,000 650,000 354,000 225,000 297,000 220,000 -43,000 966,000 345,000 761,000 499,000 442,000 1,168,000 441,000 6,000 229,000 349,000 511,000 428,000 218,000 415,000 529,000 467,000 -242,000 228,000 412,000 -463,000 308,000 949,000 86,000 -337,000 -87,000 2,976,000  414,000 797,000 676,000  -45,000 322,000 724,000  136,000                 
          acquisition of intangible assets
                                         -4,000,000 -1,500,000 -3,250,000 -555,000 -5,219,000 -1,005,000           -5,635,000       -2,000               269,000              
          cash from sale of fixed asset
                                     1,000,000                                                               
          excess tax benefit from stock-based compensation
                                         548,000 1,232,000 2,299,000 2,940,000 1,012,000 218,000 184,000 1,194,000 2,906,000 2,425,000 1,548,000 2,638,000 2,128,000 3,347,000 4,626,000 182,000 435,000 1,261,000 1,892,000 503,000 945,000 3,970,000                                         
          net increase cash, cash equivalents and restricted cash
                                                                                                       
          cash paid for taxes, net of refunds
                                                                                                       
          realized (gain) loss on disposition of assets and investments
                                         24,000 -456,000              -59,000            -212,000 -8,000 -104,000                                 
          decrease (increase) in restricted cash
                                     -6,000         21,000      43,000 54,000 -21,000                                                 
          net increase in cash and cash equivalents
                                     -173,810,000 5,515,000 -16,609,000 -61,278,000 -15,704,000 34,541,000 82,189,000 60,938,000 84,415,000 31,362,000 -37,158,000 42,989,000 -168,710,000 193,886,000 101,680,000 -9,916,000 42,361,000 1,889,000 7,961,000 42,462,000   46,346,000 -26,525,000 14,576,000 -13,264,000 -48,396,000 41,011,000 -80,639,000 93,547,000 37,713,000 -66,000 24,128,000 -3,621,000 1,678,000 36,406,000 22,080,000 -31,777,000 -2,390,000 44,253,000 -30,254,000 -33,554,000 73,713,000 15,778,000 6,142,000 1,372,000        -10,136,000 -1,922,000 -1,280,000  108,000         
          effect of exchange rate changes on cash and cash equivalents
                                     -751,000 -2,164,000 530,000 46,000 -1,980,000 598,000 650,000 -2,575,000 559,000 -90,000 2,186,000 -152,000 -3,010,000 689,000 -3,029,000 -2,632,000 -2,832,000 248,000 547,000 -827,000 1,197,000 -2,250,000 -1,247,000 -93,000 998,000 -588,000 367,000 -307,000 -2,381,000 42,000 369,000 -555,000 813,000 -1,090,000 -439,000 42,000 468,000 378,000 -229,000 -249,000 -627,000 -18,000 -481,000 -550,000 114,000 -166,000 -365,000 -28,000 -185,000 -63,000 -18,000 31,000           -22,000 59,000   
          cash and cash equivalents, beginning of year
                                                                                                       
          cash and cash equivalents, end of year
                                                                                                       
          cash paid for taxes
                                                                                                       
          realized gain on disposition of assets and investments
                                      12,000       671,000 -9,000   351,000 -46,000 -30,000 7,000  -59,000           40,000 -21,000      1,000                               
          cash and cash equivalents, beginning of period
                                      673,228,000  514,571,000  390,460,000  281,502,000  189,693,000  211,181,000  216,784,000  168,754,000  110,837,000  78,303,000  54,296,000  37,746,000  51,867,000               
          cash and cash equivalents, end of period
                                      3,351,000 -16,079,000 611,996,000  35,139,000 82,839,000 572,934,000  31,272,000 -34,972,000 433,297,000  194,575,000 98,651,000 268,954,000  2,137,000 8,508,000 231,328,000  -31,382,000 45,099,000 184,563,000  -13,852,000 -48,029,000 257,488,000  93,589,000 38,082,000 168,133,000  -4,711,000 1,239,000 147,285,000  -31,399,000 -2,619,000 122,307,000  -33,572,000 73,232,000 69,524,000  1,206,000 15,749,000 31,085,000  -1,840,000 4,273,000 18,730,000               
          increase in restricted cash
                                       2,000 -21,000 14,000 -51,000       44,000 -57,000      -6,000  16,000 -1,000 -728,000    -3,000                                       
          supplemental information
                                                                                                       
          decrease in restricted cash
                                            32,000    39,000                                                       
          changes in operating assets and liabilities, net of amounts acquired:
                                                                                                       
          net decrease in cash and cash equivalents
                                                                                    -6,633,000  -1,777,000 4,291,000 -33,168,000               
          gain on auction rate securities put option
                                                                     -1,510,000   -113,000 389,000                             
          loss on trading auction rate securities
                                                                        113,000 -389,000                             
          excess tax benefits from stock-based compensation
                                                                1,399,000  3,935,000 6,156,000 10,130,000                                   
          excess tax benefit (loss) from stock-based compensation
                                                                                                       
          sales and maturities of investments
                                                                  287,559,000 182,357,000 159,850,000 251,173,000                                  
          investment of restricted cash
                                                                  -444,000 77,000 -39,000  -4,000 -21,000 -1,000 8,000 -17,000 -4,000 26,000   -80,000 76,000 -4,000 204,000 -201,000 -8,000 -3,000 -48,000 -2,000 4,000              
          loss on auction rate securities put option
                                                                        519,000                               
          gain on trading auction rate securities
                                                                        -519,000                               
          receipt of restricted cash
                                                                                                       
          excess tax benefits from share-based compensation
                                                                     10,113,000                                  
          (gain) loss on trading auction rate securities
                                                                                                       
          tax benefit (loss) from nonqualified stock options
                                                                       5,015,000 4,685,000                               
          supplemental disclosure of non-cash financing activities:
                                                                                                       
          unrealized loss on investments
                                                                       -85,000 3,582,000  -686,000 536,000 3,859,000  1,346,000                         
          in-process research and development
                                                                                                       
          tax (loss) benefit from nonqualified stock options
                                                                                                       
          proceeds from the exercise of stock options and the purchase of stock under employee stock purchase plan
                                                                                                       
          loss on disposition of assets and investments
                                                                              49,000                         
          tax expense from nonqualified stock options
                                                                                                       
          gain on disposition of assets and investments
                                                                           15,000 -2,000                           
          tax benefit from nonqualified stock options
                                                                           -702,000 -2,300,000  -1,299,000 -288,000 923,000 2,594,000 4,157,000 3,831,000 1,615,000        11,892,000           
          acquisition of business, net of cash acquired
                                                                              -5,000 -990,000      -42,778,000               
          realized loss on disposition of assets
                                                                                        4,000               
          realized (gain) loss on sale of investments
                                                                                                       
          stock based compensation
                                                                                       5,593,000 5,250,000               
          benefit from doubtful accounts and sales returns
                                                                                                       
          loss on disposition of assets
                                                                                  6,000 1,000  132,000    1,000 31,000 7,000           
          loss on disposition of investments
                                                                                -15,000  -10,000 -6,000 -2,000                   
          realized loss on sale of investments
                                                                                                 233,000    -21,000 
          tax benefit from employee stock option plans
                                                                                         7,939,000             
          provision for doubtful accounts and sales returns
                                                                                        273,000 338,000 534,000 342,000 205,000 -960,811 -283,000 748,000 497,000 261,000 509,000 -67,000 445,000 734,000 1,799,000 
          proceeds from secondary offering, net of issuance costs
                                                                                                       
          proceeds from the exercise of stock options
                                                                                        19,949,000    21,331,000   13,326,000 4,441,000       
          purchase of investments
                                                                                        -98,560,000  -120,045,000 -78,004,000 -120,260,000 307,301,769 -30,714,000 -98,929,000 -177,994,000 -20,990,000 -51,961,000 -23,246,000 -61,637,000 -19,351,000 -44,576,000 
          proceeds from the sale of property and equipment
                                                                                                      
          realized gain on sale of investments
                                                                                                   -1,000   
          amortization of unearned compensation
                                                                                             -9,990 10,000 6,000 6,000 5,000 66,000 90,000 106,000 
          deferred tax assets
                                                                                          -1,780,000 -6,059,000 -6,205,000           
          sale of investments
                                                                                          74,710,000 36,133,000 86,593,000 -186,466,338 45,927,000 71,403,000 69,342,000 30,433,000 50,218,000 22,245,000 46,828,000 20,243,000 31,250,000 
          investment in restricted cash
                                                                                          -63,000 5,000 24,000           
          proceeds from public offering, net of issuance costs
                                                                                              113,636,000       
          sale of stock to employees under stock option plans and espp
                                                                                          19,480,000             
          effect of exchange rate differences
                                                                                          -69,000 -89,000 182,000  -105,000 -11,000 259,000       
          cash and cash equivalents, at beginning of period
                                                                                          24,901,000  10,351,000  20,801,000   
          cash and cash equivalents, at end of period
                                                                                          -10,205,000 -2,011,000 23,803,000  3,000 -5,550,000 27,712,000  5,478,000 3,939,000 9,581,000   
          acquisition of business
                                                                                           -395,000           
          restructuring charges
                                                                                                      
          provisions for asset write downs
                                                                                                       
          provision for inventory write downs
                                                                                                       
          changes in operating assets and liabilities, net of
                                                                                                       
          cash and cash equivalents, at beginning of year
                                                                                                       
          cash and cash equivalents, at end of year
                                                                                                       
          realized gain on sale of assets
                                                                                                    -10,000   
          proceeds from the exercise of stock options and employee stock purchase plan
                                                                                                       
          adjustments to reconcile net income (loss) to net cash from operating activities:
                                                                                                       
          realized loss on sale of assets
                                                                                                 -4,000     
          proceeds from construction refund
                                                                                                       
          proceeds from the issuance of common stock and warrants to nokia
                                                                                                       
          proceeds from the exercise of stock options and warrants
                                                                                                 4,062,000 4,554,000 2,430,000 1,787,000   
          proceeds from payments on shareholder loan
                                                                                                       
          cancellation of note receivable from shareholder for common stock
                                                                                                       
          deferred compensation for options granted
                                                                                                       
          reduction to deferred compensation due to cancelled stock option grants
                                                                                                       
          provision for asset write downs
                                                                                                      326,000 
          proceeds from sale of property and equipment
                                                                                                  4,000 10,000   
          purchase of property and equipment
                                                                                                  -567,000     
          unrealized gain on investments
                                                                                                       
          tax benefit from exercise of stock options
                                                                                                       
          proceeds from secondary public offering, net of issuance costs
                                                                                                       
          operating activities:
                                                                                                       
          net loss
                                                                                                      -4,346,000 
          adjustments to reconcile net loss to net cash from operating activities:
                                                                                                       
          loss on sale of assets
                                                                                                       
          investing activities:
                                                                                                       
          proceeds from leasehold improvement refund
                                                                                                       
          financing activities:
                                                                                                       
          proceeds from the issuance of common stock
                                                                                                       
          cash and cash equivalents at beginning of period
                                                                                                      
          cash and cash equivalents at end of period
                                                                                                      -9,907,000 
          cash flows from operating activities:
                                                                                                       
          provisions for inventory write downs
                                                                                                       
          cash flows from investing activities:
                                                                                                       
          cash flows from financing activities:
                                                                                                       
          cash flows from operating activities:
                                                                                                       
          adjustments to reconcile net income (loss) to net cash from operating activities:
                                                                                                       
          gain on sale of assets
                                                                                                       
          cash flows from investing activities:
                                                                                                       
          cash flows from financing activities:
                                                                                                       
          proceeds from issuance of common stock in an initial public offering
                                                                                                       
          proceeds from secondary public offering, net of issuance costs
                                                                                                       
          proceeds from the issuance of common stock to nokia
                                                                                                       
          proceeds from the exercise of stock options and warrants