7Baggers

Silicon Laboratories Inc
(NASDAQ:SLAB) 

SLAB stock logo

Silicon Laboratories Inc., a fabless semiconductor company, provides mixed-signal integrated circuits (ICs) in the United States, China, and internationally. The company offers microcontrollers and wireless products, including 8-bit mixed-signal and ultra-low-power 32-bit microcontrollers (MCU); wir...

Founded: 1996
Full Time Employees: 1,545
Sector: Technology
Industry: Semiconductors

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Quarterly
Annual
    Unit: USD2026-04-04 2026-01-03 2025-10-04 2025-07-05 2025-04-05 2024-12-28 2024-09-28 2024-06-29 2024-03-30 2023-12-30 2023-09-30 2023-07-01 2023-04-01 2022-12-31 2022-10-01 2022-07-02 2022-04-02 2022-01-01 2021-10-02 2021-07-03 2021-04-03 2021-01-02 2020-10-03 2020-07-04 2020-04-04 2019-12-28 2019-09-28 2019-06-29 2019-03-30 2018-09-29 2018-06-30 2018-03-31 2017-09-30 2017-07-01 2017-04-01 2016-10-01 2016-07-02 2016-04-02 2015-10-03 2015-07-04 2015-04-04 2014-09-27 2014-06-28 2014-03-29 2013-09-28 2013-06-29 2013-03-30 2012-09-29 2012-06-30 2012-03-31 2011-10-01 2011-07-02 2011-04-02 2010-10-02 2010-07-03 2010-04-03 2009-10-03 2009-07-04 2009-04-04 2008-10-04 2008-07-05 2008-04-05 2007-12-29 2007-09-29 2007-06-30 2007-03-31 2006-12-30 2006-09-30 2006-07-01 2006-04-01 2005-12-31 2005-10-01 2005-07-02 2005-04-02 2005-01-01 2004-10-02 2004-07-03 2004-04-03 2004-01-03 
                                                                                   
      revenues
    213,500,000 208,206,000 205,999,000 192,845,000 177,714,000 166,249,000 166,395,000 145,367,000 106,375,000 86,845,000 203,760,000 244,866,000 246,787,000 511,926,000 269,817,000 263,150,000 233,814,000 208,680,000 184,831,000 169,492,000 255,505,000 242,917,000 221,350,000 207,533,000 214,877,000 219,438,000 223,294,000 206,709,000 188,113,000 230,243,000 217,106,000 205,384,000 198,723,000 190,098,000 179,028,000 178,083,000 174,908,000 162,025,000 156,194,000 164,856,000 163,705,000 158,144,000 154,918,000 145,691,000 146,933,000 141,543,000 145,375,000 149,461,000 135,670,000 125,702,000 119,100,000 126,197,000 119,636,000 120,154,000 134,577,000 126,719,000 125,913,000 104,216,000 83,701,000 113,483,000 104,620,000 98,179,000 59,337,250 87,938,000 75,597,000 73,814,000 111,012,000 115,540,000 123,504,000 114,540,000 109,856,000 103,913,000 107,156,000 104,764,000 95,462,000 121,010,000 126,130,000 113,623,000  
      cost of revenues
    86,502,000 76,128,000 86,980,000 84,736,000 79,937,000 76,026,000 76,082,000 68,784,000 51,306,000 42,919,000 84,735,000 101,091,000 92,927,000 166,930,000 104,232,000 99,247,000 78,042,000 80,849,000 75,322,000 73,194,000 104,922,000 100,942,000 91,276,000 81,222,000 85,711,000 86,167,000 89,204,000 79,660,000 72,239,000 94,616,000 85,814,000 81,147,000 82,149,000 76,906,000 73,867,000 69,880,000 66,614,000 66,494,000 62,759,000 67,428,000 67,336,000 62,033,000 56,255,000 58,586,000 58,772,000 52,770,000 58,003,000 62,968,000 52,868,000 50,606,000 46,203,000 49,985,000 47,478,000 41,484,000 43,684,000 43,129,000 44,878,000 39,435,000 33,023,000 44,174,000 38,587,000 37,832,000 23,414,500 34,986,000 30,233,000 28,439,000 51,778,000 52,142,000 52,996,000 51,300,000 49,539,000 47,249,000 48,566,000 48,550,000 43,108,000 53,712,000 57,544,000 51,866,000  
      gross profit
    126,998,000 132,078,000 119,019,000 108,109,000 97,777,000 90,223,000 90,313,000 76,583,000 55,069,000 43,926,000 119,025,000 143,775,000 153,860,000 344,996,000 165,585,000 163,903,000 155,772,000 127,831,000 109,509,000 96,298,000 150,583,000 141,975,000 130,074,000 126,311,000 129,166,000 133,271,000 134,090,000 127,049,000 115,874,000                               69,309,000 66,033,000 60,347,000 35,922,750 52,952,000 45,364,000 45,375,000 59,234,000 63,398,000 70,508,000 63,240,000 60,317,000 56,664,000 58,590,000 56,214,000 52,354,000 67,298,000 68,586,000 61,757,000  
      yoy
    29.89% 46.39% 31.79% 41.17% 77.55% 105.40% -24.12% -46.73% -64.21% -87.27% -28.12% -12.28% -1.23% 169.88% 51.21% 70.20% 3.45% -9.96% -15.81% -23.76% 16.58% 6.53% -3.00% -0.58% 11.47%                                   30.89% 45.56% 33.00% -39.35% -16.48% -35.66% -28.25% -1.80% 11.88% 20.34% 12.50% 15.21% -15.80% -14.57% -8.98%      
      qoq
    -3.85% 10.97% 10.09% 10.57% 8.37% -0.10% 17.93% 39.07% 25.37% -63.10% -17.21% -6.55% -55.40% 108.35% 1.03% 5.22% 21.86% 16.73% 13.72% -36.05% 6.06% 9.15% 2.98% -2.21% -3.08% -0.61% 5.54% 9.64%                                4.96% 9.42% 67.99% -32.16% 16.73% -0.02% -23.40% -6.57% -10.08% 11.49% 4.85% 6.45% -3.29% 4.23% 7.37% -22.21% -1.88% 11.06%   
      operating expenses:
                                                                                   
      research and development
    88,594,000 89,521,000 87,685,000 87,821,000 88,219,000 82,438,000 83,228,000 85,909,000 80,650,000 83,404,000 79,042,000 85,902,000 89,396,000 130,823,000 84,624,000 83,511,000 77,542,000 71,705,000 72,656,000 64,832,000 76,474,000 73,857,000 71,969,000 70,838,000 71,223,000 69,176,000 62,552,000 63,856,000 61,566,000 61,091,000 59,495,000 54,828,000 52,000,000 52,432,000 52,324,000 48,437,000 51,635,000 49,046,000 46,483,000 47,465,000 46,857,000 42,517,000 41,844,000 42,485,000 40,662,000 37,387,000 37,582,000 34,768,000 34,245,000 32,930,000 31,715,000 34,173,000 35,359,000 30,769,000 30,509,000 29,922,000 25,904,000 25,868,000 26,069,000 25,785,000 23,378,000 24,673,000 16,949,000 20,844,000 22,145,000 24,807,000 32,419,000 31,264,000 30,467,000 27,557,000 25,413,000 35,947,000 20,895,000 18,967,000 20,052,000 18,856,000 17,867,000 18,142,000  
      selling, general and administrative
    55,486,000 45,809,000 43,676,000 43,155,000 41,638,000 36,412,000 36,793,000 38,695,000 33,553,000 33,633,000 27,766,000 40,706,000 44,891,000 59,436,000 50,738,000 49,013,000 44,647,000 53,487,000 46,128,000 42,953,000 51,950,000 50,456,000 48,483,000 48,404,000 53,996,000 50,866,000 47,718,000 48,637,000 49,216,000 49,406,000 53,796,000 45,694,000 39,606,000 39,826,000 40,155,000 38,034,000 39,045,000 39,637,000 35,729,000 40,960,000 42,300,000 43,990,000 36,017,000 34,611,000 37,009,000 32,357,000 29,153,000 24,495,000 32,178,000 25,402,000 27,254,000 26,055,000 31,860,000 28,556,000 29,737,000 28,003,000 28,592,000 26,187,000 23,442,000 25,940,000 24,486,000 24,609,000 16,816,750 21,693,000 21,282,000 24,292,000 24,185,000 27,308,000 26,163,000 24,702,000 19,478,000 17,217,000 19,137,000 16,721,000 15,244,000 17,058,000 16,650,000 15,204,000  
      operating expenses
    144,080,000 135,330,000 131,361,000 130,976,000 129,857,000 118,850,000 120,021,000 124,604,000 114,203,000 117,037,000 106,808,000 126,608,000 134,287,000 190,259,000 135,362,000 132,524,000 122,189,000 125,192,000 118,784,000 107,785,000 128,424,000 124,313,000 120,452,000 119,242,000 125,219,000 120,042,000 110,270,000 112,493,000 110,782,000 110,497,000 113,291,000 100,522,000 91,606,000 92,258,000 92,479,000 86,471,000 90,680,000 88,683,000 82,212,000 88,425,000 89,157,000 86,507,000 77,861,000 77,096,000 77,671,000 69,744,000 66,735,000 59,263,000 66,423,000 58,332,000 58,969,000 60,228,000 67,219,000 59,325,000 60,246,000 57,925,000 54,496,000 52,055,000 49,511,000 61,975,000 47,864,000 49,282,000 33,765,750 42,537,000 43,427,000 49,099,000 56,604,000 59,172,000 59,230,000 52,259,000 42,549,000 54,104,000 40,681,000 36,441,000 36,150,000 36,897,000 35,680,000 34,583,000  
      operating income
    -17,082,000 -3,252,000 -12,342,000 -22,867,000 -32,080,000 -28,627,000 -29,708,000 -48,021,000 -59,134,000 -73,111,000 12,217,000 17,167,000 19,573,000 154,737,000 30,223,000 31,379,000 33,583,000 2,639,000 -9,275,000 -11,487,000 22,159,000 17,662,000 9,622,000 7,069,000 3,947,000 13,229,000 23,820,000 14,556,000 5,092,000 25,130,000 18,001,000 23,715,000 24,968,000 20,934,000 12,682,000 21,732,000 17,614,000 6,848,000 11,223,000 9,003,000 7,212,000 9,604,000 20,802,000 10,009,000 10,490,000 19,029,000 20,637,000 27,230,000 16,379,000 16,764,000 13,928,000 15,984,000 4,939,000 19,345,000 30,647,000 25,665,000 26,539,000 12,726,000 1,167,000 7,334,000 18,169,000 11,065,000 2,157,000 10,415,000 1,937,000  2,630,000 4,226,000 11,278,000 10,981,000 17,768,000 2,560,000 17,909,000 19,773,000 16,204,000 30,401,000 32,906,000 27,174,000  
      yoy
    -46.75% -88.64% -58.46% -52.38% -45.75% -60.84% -343.17% -379.73% -402.12% -147.25% -59.58% -45.29% -41.72% 5763.47% -425.85% -373.17% 51.55% -85.06% -196.39% -262.50% 461.41% 33.51% -59.61% -51.44% -22.49% -47.36% 32.33% -38.62% -79.61% 20.04% 41.94% 9.12% 41.75% 205.70% 13.00% 141.39% 144.23% -28.70% -46.05% -10.05% -31.25% -49.53% 0.80% -63.24% -35.95% 13.51% 48.17% 70.36% 231.63% -13.34% -54.55% -37.72% -81.39% 52.01% 2526.14% 249.95% 46.07% 15.01% -45.90% -29.58% 838.00%  -17.98% 146.45% -82.82%  -85.20% 65.08% -37.03% -44.46% 9.65% -91.58% -45.58% -27.24%      
      qoq
    425.28% -73.65% -46.03% -28.72% 12.06% -3.64% -38.14% -18.79% -19.12% -698.44% -28.83% -12.29% -87.35% 411.98% -3.68% -6.56% 1172.57% -128.45% -19.26% -151.84% 25.46% 83.56% 36.12% 79.10% -70.16% -44.46% 63.64% 185.86% -79.74% 39.60% -24.09% -5.02% 19.27% 65.07% -41.64% 23.38% 157.21% -38.98% 24.66% 24.83% -24.91% -53.83% 107.83% -4.59% -44.87% -7.79% -24.21% 66.25% -2.30% 20.36% -12.86% 223.63% -74.47% -36.88% 19.41% -3.29% 108.54% 990.49% -84.09% -59.63% 64.20% 412.98% -79.29% 437.69%   -37.77% -62.53% 2.70% -38.20% 594.06% -85.71% -9.43% 22.03% -46.70% -7.61% 21.09%   
      other income:
                                                                                   
      interest income and other
    3,626,000 2,932,000 3,046,000 3,833,000 3,793,000 2,978,000 3,487,000 2,790,000 2,732,000 3,611,000 2,938,000 7,780,000 4,836,000 10,815,000 4,672,000 3,445,000 1,499,000 -3,342,000 5,516,000 647,000 2,875,000 2,581,000 2,044,000 3,267,000 3,251,000 3,494,000 3,172,000 3,696,000 2,823,000 2,109,000 1,609,000 3,202,000 1,923,000 1,595,000                                              
      interest expense
    -232,000 -214,000 -226,000 -251,000 -284,000 -260,000 -278,000 -263,000 -509,000 -943,000 -1,359,000 -1,596,000 -1,656,000 17,682,000 -1,527,000 -1,667,000 -1,680,000 -6,628,000 -6,595,000 -6,486,000 -11,324,000 -8,219,000 -8,604,000 -11,778,000 -5,541,000 -5,105,000 -5,126,000 -5,005,000       198,000                       -51,000                      
      income before income taxes
    -13,688,000 -534,000 -9,522,000 -19,285,000 -28,571,000 -25,909,000 -26,499,000 -45,494,000 -56,911,000 14,975,000 13,796,000 23,351,000 22,753,000        13,710,000 12,024,000 3,062,000 -1,442,000 1,657,000 11,618,000 21,866,000 13,247,000 2,918,000 22,307,000 14,722,000 22,034,000 22,127,000 17,830,000 13,456,000 21,362,000 17,269,000 6,073,000 10,442,000 8,531,000 7,067,000 9,109,000 20,216,000 9,580,000 9,783,000 18,464,000 20,078,000 27,078,000 17,789,000 17,117,000 14,231,000 16,616,000 5,714,000 19,470,000 30,672,000 26,011,000 27,042,000 13,672,000 1,945,000        6,187,000 7,568,000 14,721,000 14,255,000 20,228,000 4,620,000 19,678,000 21,114,000 17,499,000 31,084,000 33,575,000 29,418,000  
      provision for income taxes
    2,209,000 2,150,000 414,000 2,532,000 1,899,000 -2,086,000 2,005,000 36,663,000 -385,000 -15,536,000 3,388,000 12,338,000 7,753,000 25,907,000 14,188,000 10,994,000 11,689,000 884,000 9,386,000 1,165,000 201,000 3,076,000 -100,000 381,000 -587,000 1,903,000 1,685,000 29,276,000     2,178,000               17,054,000   2,976,000 3,244,000   9,625,000  4,603,000 3,942,000                      
      net income
    -15,897,000 -2,684,000 -9,936,000 -21,817,000 -30,470,000 -23,823,000 -28,504,000 -82,157,000 -56,526,000 -69,787,000 10,348,000 10,956,000 13,967,000 -2,029,095,000 20,999,000 22,135,000 22,907,000 -3,098,000 2,087,056,000 19,932,000 13,509,000 8,948,000 3,162,000 -1,823,000 2,244,000 9,715,000 20,181,000 -16,029,000 5,398,000 27,761,000 14,280,000 26,405,000 19,949,000 16,569,000 15,426,000 20,018,000 15,559,000 5,808,000 9,975,000 7,575,000 6,378,000 5,608,000 14,279,000 8,110,000 6,531,000 12,612,000 20,034,000 10,024,000 20,509,000 14,320,000 11,255,000 13,372,000 -1,960,000 18,233,000 21,047,000 21,079,000 22,439,000 9,730,000 671,000 1,154,000 14,643,000 10,814,000 45,880,000 20,434,000 7,473,000 155,613,000 5,223,000 4,734,000 10,137,000 11,064,000 15,264,000 -745,000 15,614,000 17,373,000 12,929,000 21,043,000 22,806,000 19,915,000  
      yoy
    -47.83% -88.73% -65.14% -73.44% -46.10% -65.86% -375.45% -849.88% -504.71% -96.56% -50.72% -50.50% -39.03% 65396.93% -98.99% 11.05% 69.57% -134.62% 65904.30% -1193.36% 502.01% -7.90% -84.33% -88.63% -58.43% -65.00% 41.32% -160.70% -72.94% 67.55% -7.43% 31.91% 28.22% 185.28% 54.65% 164.26% 143.95% 3.57% -30.14% -6.60% -2.34% -55.53% -28.73% -19.09% -68.16% -11.93% 78.00% -25.04% -1146.38% -21.46% -46.52% -36.56% -108.73% 87.39% 3036.66% 1726.60% 53.24% -10.02% -98.54% -94.35% 95.95% -93.05% 778.42% 331.64% -26.28% 1306.48% -65.78% -735.44% -35.08% -36.31% 18.06% -103.54% -31.54% -12.76%      
      qoq
    492.29% -72.99% -54.46% -28.40% 27.90% -16.42% -65.31% 45.34% -19.00% -774.40% -5.55% -21.56% -100.69% -9762.82% -5.13% -3.37% -839.41% -100.15% 10370.88% 47.55% 50.97% 182.99% -273.45% -181.24% -76.90% -51.86% -225.90% -396.94% -80.56% 94.40% -45.92% 32.36% 20.40% 7.41% -22.94% 28.66% 167.89% -41.77% 31.68% 18.77% 13.73% -60.73% 76.07% 24.18% -48.22% -37.05% 99.86% -51.12% 43.22% 27.23% -15.83% -782.24% -110.75% -13.37% -0.15% -6.06% 130.62% 1350.07% -41.85% -92.12% 35.41% -76.43% 124.53% 173.44% -95.20% 2879.38% 10.33% -53.30% -8.38% -27.52% -2148.86% -104.77% -10.12% 34.37% -38.56% -7.73% 14.52%   
      loss per share:
                                                                                   
      basic
    -0.48 -0.07 -0.3 -0.67 -0.94                                                                           
      diluted
    -0.48 -0.07 -0.3 -0.67 -0.94                                                                           
      weighted-average common shares outstanding:
                                                                                   
      basic
    32,963 32,721 32,835 32,682 32,465 32,191 32,309 32,124 31,910 31,804 31,796 31,614 31,959 35,086 34,079 35,722 38,003 42,830 43,385 44,803 44,160 43,775 43,815 43,761 43,642 43,346 43,358 43,386 43,189 43,256 43,312 42,963 42,553 42,478 42,096 41,614 41,775 41,629 42,331 42,823 42,412 43,112 43,462 43,081 42,684 42,552 42,186 41,735 42,655 42,458 42,834 44,602 44,269 44,341 45,387 45,816 45,170 44,640 44,633 47,331 48,510 51,109  55,215 54,901 54,806 55,346 55,725 55,842 55,066 53,399 53,770 53,149 52,468 51,471 51,389 51,328 50,992  
      diluted
    32,963 32,721 32,835 32,682 32,465 32,191 32,309 32,124 31,910 31,804 32,078 32,926 33,753 36,042 34,779 36,604 39,523 44,315 44,634 45,756 45,832 44,372 44,328 43,761 44,388 44,290 44,634 43,386 43,716 44,194 44,294 43,918 43,374 43,178 43,030 42,307 42,284 42,199 42,795 43,461 43,149 43,815 44,218 44,056 43,922 43,269 43,110 42,520 43,423 43,850 43,919 45,951 44,269 46,009 47,371 47,926 47,322 45,975 45,083 48,385 49,705 52,000  56,767 56,312 54,806 57,201 57,151 57,858 57,656 55,485 53,770 55,027 55,365 54,983 54,547 55,294 55,290  
      equity-method loss
                                                                                   
      earnings per share:
                                                                                   
      basic
         -0.72 -0.88 -2.56 -1.77 0.278 0.33 0.35 0.44        0.31 0.21 0.07 -0.04 0.05 0.22 0.47 -0.37 0.12 0.64 0.33 0.61 0.47 0.39 0.37 0.48 0.37 0.14 0.24 0.18 0.15 0.13 0.33 0.19 0.15 0.3 0.47 0.24 0.48 0.34 0.26 0.3 -0.04 0.41 0.46 0.46 0.5 0.22 0.02                     
      diluted
         -0.72 -0.88 -2.56 -1.77 0.268 0.32 0.33 0.41        0.29 0.2 0.07 -0.04 0.05 0.21 0.45 -0.37 0.12 0.63 0.32 0.6 0.46 0.38 0.36 0.47 0.37 0.14 0.23 0.17 0.15 0.13 0.32 0.18 0.15 0.29 0.46 0.24 0.47 0.33 0.26 0.29 -0.04 0.4 0.44 0.44 0.47 0.21 0.01                     
      equity-method earnings
             -14,880,000 -60,000 -57,000 -1,033,000 -2,538,000 1,819,000 -28,000 1,194,000                                                               
      income from continuing operations before income taxes
                 183,234,000 33,368,000 33,157,000 33,402,000                                           9,293,000 20,111,000 15,576,000 6,430,000 17,208,000 8,751,000               
      income from continuing operations
                 154,789,000 20,999,000 22,135,000 22,907,000                                           1,154,000 14,643,000 10,814,000 5,942,500 17,624,000 6,892,000 -0.01              
      income from discontinued operations, net of income taxes
                 545,971,000    -8,611,000 2,106,796,000 38,423,000                                           39,937,500 2,810,000 581,000 156,359,000              
      basic earnings per share:
                                                                                   
      continuing operations
                 4.05 0.62 0.62 0.6 0.09 -0.45 -0.41                                                            
      diluted earnings per share:
                                                                                   
      loss from continuing operations before income taxes
                     -7,331,000 -10,354,000 -17,326,000                                                            
      loss from continuing operations
                     5,513,000 -19,740,000 -18,491,000                                                            
      other income
                                           90,000 408,000 42,000  67,000  114,000   1,079,000   164,000 209,000    8,000 342,000         400,000 53,000 45,000 247,000     169,000  193,000 1,815,000  
      provision (benefit) for income taxes
                                  442,000                                                 
      gross margin
                                 135,627,000 131,292,000 124,237,000 116,574,000 113,192,000 105,161,000 108,203,000 108,294,000 95,531,000 93,435,000 97,428,000 96,369,000 96,111,000 98,663,000 87,105,000 88,161,000 88,773,000 87,372,000 86,493,000 82,802,000 75,096,000 72,897,000 76,212,000 72,158,000 78,670,000 90,893,000 83,590,000 81,035,000 64,781,000 50,678,000                     
      benefit for income taxes
                                     1,261,000            5,852,000              8,139,000   487,500                 
      interest income
                                      696,000 331,000 278,000 271,000 186,000 166,000 192,000 231,000 200,000 302,000 129,000 152,000 335,000 243,000 363,000 497,000 388,000 473,000 571,000 540,000 633,000 666,000 546,000 655,000 882,000 2,073,000 2,406,000 4,798,000 4,500,750 7,136,000 7,032,000 3,835,000 3,394,000 3,525,000 3,623,000 3,202,000 2,743,000 2,138,000 1,992,000 1,412,000 1,194,000 790,000 591,000 479,000  
      other
                                        18,000                                           
      benefit from income taxes
                                       1,344,000 1,710,000 265,000 467,000 956,000 689,000 3,501,000 5,937,000 1,470,000 3,252,000  44,000   2,797,000   7,674,000 1,237,000  4,932,000   1,274,000  5,468,000 4,762,000   1,859,000 507,000 964,000 2,834,000 4,584,000 3,191,000 4,964,000 5,365,000 4,064,000 3,741,000 7,578,250 10,041,000 10,769,000 9,503,000  
      in-process research and development
                                                               10,250,000        600,000 2,600,000           
      net income per share
                                                                                   
      basic
                                                                      0.09 0.08 0.18 0.2 0.28 -0.01 0.29 0.33 0.24 0.41 0.44 0.39  
      diluted
                                                                      0.09 0.08 0.18 0.19 0.28 -0.01 0.28 0.31 0.23 0.39 0.41 0.36  
      amortization of stock compensation
                                                                          585,500 940,000        
      amortization of deferred stock compensation
                                                                            649,000 753,000 854,000 983,000 1,163,000 1,237,000  
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2026-04-04 2026-01-03 2025-10-04 2025-07-05 2025-04-05 2024-12-28 2024-09-28 2024-06-29 2024-03-30 2023-12-30 2023-09-30 2023-07-01 2023-04-01 2022-12-31 2022-10-01 2022-07-02 2022-04-02 2022-01-01 2021-10-02 2021-07-03 2021-04-03 2021-01-02 2020-10-03 2020-07-04 2020-04-04 2019-12-28 2019-09-28 2019-06-29 2019-03-30 2018-09-29 2018-06-30 2018-03-31 2017-09-30 2017-07-01 2017-04-01 2016-10-01 2016-07-02 2016-04-02 2015-10-03 2015-07-04 2015-04-04 2014-09-27 2014-06-28 2014-03-29 2013-09-28 2013-06-29 2013-03-30 2012-09-29 2012-06-30 2012-03-31 2011-10-01 2011-07-02 2011-04-02 2010-10-02 2010-07-03 2010-04-03 2009-10-03 2009-07-04 2009-04-04 2008-10-04 2008-07-05 2008-04-05 2007-12-29 2007-09-29 2007-06-30 2007-03-31 2006-12-30 2006-09-30 2006-07-01 2006-04-01 2005-12-31 2005-10-01 2005-07-02 2005-04-02 2005-01-01 2004-10-02 2004-07-03 2004-04-03 2004-01-03 
                                                                                     
        assets
                                                                                     
        current assets:
                                                                                     
        cash and cash equivalents
      383,089,000 364,222,000 341,403,000 314,459,000 324,877,000 281,607,000 303,082,000 240,834,000 191,489,000 227,504,000 159,928,000 234,813,000 716,377,000 499,915,000 483,277,000 504,850,000 765,911,000 1,074,623,000 1,362,412,000 303,084,000 205,224,000 202,720,000 230,358,000 277,659,000 615,770,000 227,146,000 237,056,000 189,549,000 231,144,000 225,326,000 194,864,000 342,272,000 236,459,000 210,615,000 225,399,000 148,195,000 101,334,000 126,690,000 135,640,000 125,051,000 112,710,000 111,705,000 93,290,000 128,323,000 116,539,000 193,468,000 79,263,000 125,505,000 173,753,000 98,038,000 108,183,000 134,824,000 118,496,000 107,651,000 80,969,000 152,200,000 149,072,000 199,519,000 181,828,000 151,311,000 274,054,000 330,871,000  151,554,000 162,066,000 213,594,000 68,188,000 84,744,000 179,205,000 105,595,000 255,369,000 235,138,000 224,213,000 242,107,000  180,422,000 173,248,000 156,642,000 151,359,000 
        short-term investments
      55,767,000 79,400,000 97,622,000 101,081,000 99,928,000 100,554,000 66,596,000 98,336,000 141,201,000 211,720,000 257,157,000 271,063,000 435,699,000 692,024,000 893,131,000 972,845,000 1,167,807,000 964,582,000 1,364,095,000 314,183,000 367,708,000 521,963,000 491,428,000 445,685,000 442,493,000 498,825,000 457,879,000 452,265,000 382,710,000 376,603,000 347,416,000 417,867,000 482,396,000 451,114,000 396,327,000 131,139,000 142,326,000 126,824,000 112,670,000 147,556,000 148,795,000 216,973,000 235,645,000 194,765,000 153,857,000 151,423,000 229,808,000 148,573,000 138,147,000 235,299,000 174,915,000 198,766,000 203,785,000 238,341,000 272,408,000 268,332,000 228,935,000 113,205,000 93,838,000 131,496,000 118,381,000 70,185,000  486,023,000 481,930,000 452,686,000 318,104,000 307,195,000 227,764,000 301,494,000 108,341,000 100,089,000 106,158,000 61,566,000  60,324,000 50,238,000 47,382,000 38,954,000 
        accounts receivable
      77,120,000 64,513,000 67,308,000 56,496,000 52,066,000 54,479,000 48,879,000 41,212,000 32,616,000 29,295,000 102,142,000 98,256,000 87,694,000 71,437,000 76,672,000 72,106,000 79,233,000 98,313,000 72,596,000 99,546,000 103,699,000 95,169,000 80,460,000 70,487,000 74,620,000 75,639,000 76,169,000 72,301,000 69,871,000 74,607,000 93,830,000 75,122,000 76,188,000 75,488,000 75,852,000 84,923,000 71,990,000 74,591,000 61,030,000 71,403,000 66,563,000 71,355,000 69,042,000 64,672,000 68,499,000 68,635,000 72,766,000 75,749,000 72,666,000 61,425,000 58,370,000 70,351,000 58,493,000 63,801,000 76,318,000 56,932,000 61,487,000 62,890,000 44,639,000 61,601,000 51,732,000 46,355,000  56,693,000 42,171,000 33,311,000 49,701,000 49,436,000 75,686,000 76,057,000 68,824,000 60,744,000 59,814,000 52,267,000  77,802,000 67,749,000 55,836,000 47,879,000 
        inventories
      103,232,000 95,566,000 82,190,000 80,871,000 83,397,000 105,639,000 139,489,000 166,079,000 198,206,000 194,295,000 167,581,000 145,523,000 133,236,000 100,417,000 88,447,000 74,026,000 55,515,000 49,307,000 59,114,000 52,269,000 79,244,000 66,662,000 66,159,000 70,022,000 68,160,000 73,057,000 71,453,000 73,865,000 70,489,000 77,563,000 87,163,000 76,505,000 72,895,000 67,427,000 61,308,000 55,051,000 56,388,000 48,923,000 51,957,000 60,746,000 61,078,000 47,015,000 45,557,000 44,334,000 44,817,000 50,659,000 56,949,000 42,523,000 35,977,000 34,295,000 38,403,000 38,097,000 41,057,000 38,140,000 29,100,000 27,652,000 33,510,000 26,672,000 23,525,000 34,360,000 29,608,000 26,918,000  24,182,000 18,982,000 21,465,000 40,282,000 45,332,000 38,187,000 24,053,000 23,132,000 27,033,000 28,407,000 29,986,000  38,825,000 34,655,000 28,606,000 34,064,000 
        prepaid expenses and other current assets
      57,113,000 70,316,000 64,036,000 64,841,000 58,402,000 59,754,000 56,090,000 53,585,000 82,608,000 75,117,000 86,727,000 71,322,000 87,734,000 97,570,000 84,109,000 86,138,000 54,932,000 51,748,000 61,936,000 94,378,000 105,056,000 89,307,000 69,244,000 53,584,000 46,994,000 69,192,000 52,609,000 59,662,000 60,274,000 46,952,000 52,642,000 64,555,000 37,563,000 46,862,000 54,360,000 49,087,000 53,326,000 44,222,000 48,903,000 59,025,000 51,301,000 39,756,000 47,785,000 40,214,000 51,097,000 46,356,000 48,514,000 36,735,000 48,152,000 47,527,000 36,280,000 34,499,000 39,922,000 29,960,000 20,448,000 21,161,000 17,869,000 20,091,000 21,102,000 11,451,000 16,906,000 20,026,000  27,149,000                
        total current assets
      676,321,000 674,017,000 652,559,000 617,748,000 618,670,000 602,033,000 614,136,000 600,046,000 646,120,000 737,931,000 773,535,000 820,977,000 1,460,740,000 1,461,363,000 1,625,636,000 1,709,965,000 2,123,398,000 2,238,573,000 2,920,153,000 1,161,003,000 860,931,000 975,821,000 937,649,000 917,437,000 1,248,037,000 943,859,000 895,166,000 847,642,000 814,488,000 801,051,000 775,915,000 976,321,000 905,501,000 851,506,000 813,246,000 468,395,000 425,364,000 421,250,000 429,355,000 481,596,000 457,811,000 504,868,000 508,977,000 487,511,000 452,165,000 526,928,000 502,711,000 444,955,000 474,865,000 481,525,000 426,768,000 486,808,000 471,214,000 488,211,000 488,311,000 534,185,000 498,310,000 428,964,000 370,998,000 396,222,000 496,955,000 500,616,000  752,243,000 742,367,000 778,217,000 503,707,000 516,400,000 550,133,000 536,755,000 476,841,000 437,883,000 433,155,000 402,130,000  368,155,000 338,095,000 302,661,000 283,640,000 
        property and equipment
      131,821,000 128,643,000 128,323,000 131,283,000 129,707,000 132,136,000 135,317,000 139,397,000 142,155,000 145,890,000 150,839,000 152,358,000 152,110,000 152,016,000 151,610,000 149,447,000 147,940,000 146,516,000 143,340,000 139,362,000 141,000,000 139,439,000 139,673,000 140,200,000 136,391,000 135,939,000 136,601,000 137,644,000 138,819,000 135,566,000 132,021,000 129,894,000 129,075,000 130,909,000 130,635,000 130,318,000 130,498,000 130,099,000 130,283,000 130,994,000 131,313,000 128,433,000 129,357,000 130,829,000 134,398,000 135,006,000 135,761,000 136,321,000 23,468,000 24,008,000 27,373,000 28,399,000 29,464,000 25,910,000 25,365,000 26,654,000                        
        goodwill
      376,389,000 376,389,000 376,389,000 376,389,000 376,389,000 376,389,000 376,389,000 376,389,000 376,389,000 376,389,000 376,389,000 376,389,000 376,389,000 376,389,000 376,389,000 376,389,000 376,389,000 376,389,000 376,389,000 376,389,000 631,932,000 631,932,000 631,932,000 631,932,000 398,402,000 398,402,000 397,344,000 397,344,000 397,344,000 396,689,000 396,689,000 288,227,000 288,629,000 288,629,000 288,629,000 272,722,000 272,722,000 272,722,000 263,925,000 263,925,000 264,687,000 228,781,000 228,781,000 228,781,000 227,289,000 130,265,000 130,265,000 130,069,000 115,489,000 115,489,000 115,489,000 117,215,000 117,215,000 109,222,000 109,222,000 105,109,000 105,109,000 104,612,000 105,188,000 107,494,000 73,096,000 73,096,000  65,519,000 65,519,000 65,840,000 78,224,000 77,324,000 69,856,000 62,877,000 62,877,000 65,989,000 65,989,000 47,002,000  38,721,000 38,721,000 38,721,000 38,613,000 
        other intangible assets
      20,836,000 23,130,000 25,425,000 27,719,000 31,062,000 36,499,000 41,936,000 47,374,000 53,453,000 59,533,000 65,744,000 72,003,000 78,397,000 84,907,000 91,650,000 99,784,000 108,627,000 118,978,000 129,512,000 140,581,000 154,379,000 166,084,000 178,076,000 189,923,000 124,604,000 134,279,000 140,941,000 150,356,000 160,512,000 181,611,000 192,601,000 76,716,000 89,859,000 96,819,000 103,638,000 100,320,000 106,246,000 113,800,000 121,208,000 128,196,000 135,049,000 119,854,000 124,106,000 128,453,000 136,054,000 85,115,000 87,910,000 94,611,000 55,447,000 57,725,000 63,787,000 66,280,000 68,836,000 46,156,000 47,965,000 40,037,000 43,804,000 45,778,000 47,752,000 51,707,000 16,004,000 17,045,000  17,089,000 18,109,000 19,206,000 21,970,000 23,253,000 22,545,000 14,044,000 14,838,000 15,638,000 14,174,000 14,767,000  16,021,000 13,710,000 14,227,000 14,744,000 
        other assets
      61,094,000 67,138,000 70,371,000 67,926,000 73,668,000 75,617,000 81,464,000 86,781,000 126,036,000 123,313,000 108,555,000 97,072,000 93,812,000 94,753,000 91,012,000 83,813,000 87,408,000 77,839,000 70,108,000 78,667,000 82,381,000 80,211,000 55,745,000 44,215,000 63,648,000 62,374,000 67,126,000 69,954,000 110,764,000 89,372,000 95,385,000 94,837,000 59,251,000 61,085,000 58,021,000 51,481,000 50,837,000 53,566,000 26,040,000 24,041,000 24,965,000 21,476,000 22,251,000 23,482,000 39,150,000 25,510,000 28,797,000 37,669,000 40,977,000 36,334,000 26,088,000 28,359,000 29,816,000 21,328,000 23,465,000 20,397,000 16,894,000 19,831,000 18,975,000 22,194,000 31,149,000 30,028,000  28,420,000 24,070,000 25,929,000 39,773,000 37,602,000 39,302,000 31,091,000 25,863,000 16,077,000 12,693,000 12,477,000  10,215,000 10,275,000 9,524,000 6,722,000 
        total assets
      1,266,461,000 1,269,317,000 1,253,067,000 1,221,065,000 1,229,496,000 1,222,674,000 1,249,242,000 1,249,987,000 1,344,153,000 1,443,056,000 1,475,062,000 1,518,799,000 2,161,448,000 2,169,428,000 2,336,297,000 2,419,398,000 2,843,762,000 2,958,295,000 3,639,502,000 1,896,002,000 1,870,623,000 1,993,487,000 1,943,075,000 1,923,707,000 1,971,082,000 1,674,853,000 1,637,178,000 1,602,940,000 1,621,927,000 1,604,289,000 1,592,611,000 1,565,995,000 1,477,786,000 1,434,327,000 1,399,426,000 1,030,216,000 992,588,000 998,282,000 978,051,000 1,035,931,000 1,021,226,000 1,014,917,000 1,024,465,000 1,010,053,000 999,727,000 913,021,000 896,633,000 855,043,000 721,274,000 732,810,000 677,345,000 744,257,000 733,510,000 710,140,000 720,498,000 752,373,000 718,159,000 651,062,000 622,777,000 660,356,000 703,148,000 713,549,000  891,971,000 879,889,000 921,861,000 686,995,000 696,481,000 712,690,000 673,274,000 613,003,000 565,216,000 555,550,000 508,157,000 484,402,000 470,138,000 435,068,000 399,046,000 378,095,000 
        liabilities and stockholders’ equity
                                                                                     
        current liabilities:
                                                                                     
        accounts payable
      56,384,000 50,717,000 55,647,000 58,161,000 53,819,000 42,448,000 44,648,000 39,295,000 44,575,000 57,498,000 48,086,000 55,102,000 71,437,000 89,860,000 81,676,000 95,365,000 64,388,000 47,327,000 57,975,000 70,820,000 68,998,000 54,949,000 46,228,000 40,245,000 42,147,000 38,899,000 38,724,000 41,585,000 41,544,000 43,647,000 40,323,000 50,068,000 38,857,000 39,989,000 43,781,000 39,591,000 41,152,000 42,579,000 30,306,000 34,553,000 39,295,000 28,361,000 24,745,000 22,707,000 24,885,000 25,952,000 31,279,000 35,476,000 36,383,000 29,965,000 25,720,000 26,064,000 20,371,000 26,837,000 29,475,000 28,491,000 26,840,000 25,416,000 20,025,000 32,407,000 31,121,000 23,583,000  35,227,000 30,051,000 29,997,000 36,396,000 46,215,000 47,626,000 42,304,000 43,846,000 32,958,000 32,937,000 33,589,000  42,360,000 42,121,000 36,072,000 45,488,000 
        deferred revenue and returns liability
      9,822,000 5,359,000 8,447,000 3,856,000 6,478,000 3,073,000 8,478,000 3,323,000 3,921,000 2,117,000 10,066,000 11,105,000 11,258,000 6,780,000 11,705,000 10,696,000 21,640,000 13,849,000 11,329,000 12,811,000 13,450,000 12,986,000 22,323,000 26,358,000 23,365,000 19,251,000 21,827,000 21,266,000 23,971,000 25,880,000 24,503,000 25,426,000                                                
        other current liabilities
      66,273,000 87,711,000 81,216,000 58,657,000 59,422,000 52,362,000 65,179,000 57,495,000 62,863,000 58,955,000 61,991,000 72,339,000 80,540,000 89,136,000 112,320,000 126,058,000 160,180,000 157,052,000 389,071,000 70,552,000 68,351,000 82,083,000 82,595,000 68,397,000 71,221,000 79,551,000 71,485,000 68,186,000 69,240,000 77,821,000 74,254,000 69,310,000                                                
        total current liabilities
      132,479,000 143,787,000 145,310,000 120,674,000 119,719,000 97,883,000 118,305,000 100,113,000 111,359,000 163,570,000 165,143,000 218,546,000 693,331,000 185,776,000 205,701,000 232,119,000 246,208,000 668,827,000 458,375,000 154,882,000 150,799,000 284,498,000 151,146,000 135,000,000 446,733,000 137,701,000 132,036,000 131,037,000 134,755,000 147,348,000 139,080,000 144,804,000 159,991,000 143,243,000 145,293,000 143,847,000 140,980,000 155,096,000 129,341,000 133,395,000 134,822,000 152,730,000 134,750,000 133,121,000 103,857,000 98,442,000 103,804,000 116,159,000 94,379,000 90,346,000 86,743,000 86,144,000 79,681,000 88,079,000 83,189,000 82,410,000 88,982,000 74,313,000 66,815,000 89,645,000 76,029,000 78,337,000  78,787,000 76,639,000 139,056,000 101,622,000 118,001,000 115,244,000 113,342,000 107,537,000 93,091,000 91,499,000 84,823,000  92,086,000 80,257,000 72,977,000 80,928,000 
        other non-current liabilities
      35,448,000 31,112,000 37,044,000 39,311,000 41,358,000 44,770,000 49,551,000 56,845,000 67,233,000 70,804,000 49,997,000 41,356,000 48,663,000 49,071,000 49,890,000 53,371,000 61,813,000 77,044,000 88,434,000 73,712,000 78,557,000 80,203,000 60,200,000 59,287,000 52,753,000 53,844,000 56,586,000 59,202,000 71,597,000 57,777,000 76,830,000 75,567,000 36,246,000 43,240,000 42,797,000 26,240,000 27,959,000 28,739,000 37,234,000 41,761,000 45,817,000 32,217,000 29,610,000 30,737,000 70,342,000 17,978,000 19,419,000 22,663,000                                
        total liabilities
      167,927,000 174,899,000 182,354,000 159,985,000 161,077,000 142,653,000 167,856,000 156,958,000 178,592,000 234,374,000 215,140,000 259,902,000 741,994,000 764,420,000 784,653,000 814,054,000 836,107,000 745,871,000 991,919,000 668,248,000 663,644,000 793,646,000 773,024,000 766,061,000 871,479,000 559,802,000 553,424,000 551,669,000 564,445,000 556,582,000 564,143,000 565,420,000 534,954,000 522,122,000 520,592,000 242,587,000 231,439,000 248,835,000 236,575,000 249,718,000 257,789,000 264,947,000 246,860,000 248,858,000 265,449,000 207,670,000 215,723,000 233,822,000 104,079,000 109,399,000 106,023,000 107,665,000 103,221,000 109,740,000 107,021,000 106,737,000 139,495,000 123,921,000 115,883,000 135,182,000 123,830,000 124,601,000  123,463,000 126,280,000 192,101,000 118,313,000 136,282,000 130,621,000 125,008,000 114,955,000 98,158,000 93,348,000 87,023,000  99,647,000 88,703,000 82,228,000 90,890,000 
        commitments and contingencies
                                                                                     
        stockholders’ equity:
                                                                                     
        preferred stock – 0.0001 par value...
                                                                                     
        common stock – 0.0001 par value...
      3,000 3,000 3,000 3,000 3,000 3,000 3,000 3,000 3,000 3,000 3,000 3,000 3,000 3,000 3,000 3,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000     4,000                                               
        additional paid-in capital
      177,551,000 157,402,000 130,979,000 111,562,000 96,838,000 78,227,000 55,567,000 39,232,000 29,830,000 16,973,000          200,716,000 199,576,000 204,359,000 183,471,000 173,477,000 116,553,000 133,793,000 112,251,000 99,665,000 90,988,000 103,169,000 111,984,000 98,396,000 87,004,000 76,409,000 59,714,000 6,344,000    44,152,000 28,833,000 31,467,000 65,199,000 62,883,000 55,085,000 32,837,000 20,954,000   24,251,000  49,041,000 56,534,000 37,175,000 68,660,000 122,052,000 117,555,000 89,731,000 79,461,000 102,736,000 156,494,000 180,124,000  389,960,000 395,495,000 379,120,000 373,655,000 370,395,000 396,998,000 373,332,000 335,284,000 319,716,000 314,586,000 291,301,000  272,697,000 270,600,000 265,147,000 256,792,000 
        retained earnings
      920,917,000 936,814,000 939,498,000 949,434,000 971,251,000 1,001,721,000 1,025,544,000 1,054,048,000 1,136,205,000 1,192,731,000 1,262,518,000 1,262,984,000 1,425,914,000 1,415,693,000 1,568,108,000 1,619,396,000 2,018,117,000 2,214,839,000 2,648,190,000 1,027,105,000 1,007,173,000 993,664,000 984,716,000 981,554,000 983,377,000 980,608,000 970,893,000 950,712,000 966,741,000 946,201,000 918,440,000 904,160,000 856,159,000 836,210,000 819,641,000 781,890,000 761,872,000 750,256,000 742,091,000 742,586,000 735,011,000 718,609,000 713,001,000 698,722,000 679,970,000 673,439,000 660,827,000 622,098,000 618,839,000 600,973,000 573,848,000 590,539,000 577,167,000 566,244,000 548,011,000 526,964,000 465,633,000 443,194,000 433,464,000 426,469,000 425,315,000 410,672,000  378,542,000 358,108,000 350,635,000 195,022,000 189,799,000 185,065,000 174,928,000 163,864,000 148,600,000 149,345,000 133,732,000  103,430,000 82,387,000 59,580,000 39,665,000 
        accumulated other comprehensive income
      63,000 199,000 233,000 81,000 327,000 70,000 272,000           -2,419,000 -611,000 -71,000 226,000 1,814,000 1,860,000 2,611,000 -331,000 646,000 606,000 890,000                                                    
        total stockholders’ equity
      1,098,534,000 1,094,418,000 1,070,713,000 1,061,080,000 1,068,419,000 1,080,021,000 1,081,386,000 1,093,029,000 1,165,561,000 1,208,682,000 1,259,922,000 1,258,897,000 1,419,454,000 1,405,008,000 1,551,644,000 1,605,344,000 2,007,655,000 2,212,424,000      1,157,646,000 1,099,603,000  1,083,754,000 1,051,271,000 1,057,482,000 1,047,707,000 1,028,468,000 1,000,575,000 942,832,000 912,205,000 878,834,000 787,629,000 761,149,000 749,447,000 741,476,000 786,213,000 763,437,000 749,970,000 777,605,000 761,195,000 734,278,000 705,351,000 680,910,000 621,221,000 617,195,000 623,411,000 571,322,000 636,592,000 630,289,000 600,400,000 613,477,000 645,636,000 578,664,000 527,141,000 506,894,000 525,174,000 579,318,000 588,948,000  768,508,000 753,609,000 729,760,000 568,682,000 560,199,000 582,069,000 548,266,000 498,048,000 467,058,000 462,202,000 421,134,000 399,484,000 370,491,000 346,365,000 316,818,000 287,205,000 
        total liabilities and stockholders’ equity
      1,266,461,000 1,269,317,000 1,253,067,000 1,221,065,000 1,229,496,000 1,222,674,000 1,249,242,000 1,249,987,000 1,344,153,000 1,443,056,000 1,475,062,000 1,518,799,000 2,161,448,000 2,169,428,000 2,336,297,000 2,419,398,000 2,843,762,000 2,958,295,000 3,639,502,000 1,896,002,000 1,870,623,000   1,923,707,000 1,971,082,000  1,637,178,000 1,602,940,000 1,621,927,000 1,604,289,000 1,592,611,000 1,565,995,000 1,477,786,000 1,434,327,000 1,399,426,000 1,030,216,000 992,588,000 998,282,000 978,051,000 1,035,931,000 1,021,226,000 1,014,917,000 1,024,465,000 1,010,053,000 999,727,000 913,021,000 896,633,000 855,043,000 721,274,000 732,810,000 677,345,000 744,257,000 733,510,000 710,140,000 720,498,000 752,373,000 718,159,000 651,062,000 622,777,000 660,356,000 703,148,000 713,549,000  891,971,000 879,889,000 921,861,000 686,995,000 696,481,000 712,690,000 673,274,000 613,003,000 565,216,000 555,550,000 508,157,000  470,138,000 435,068,000 399,046,000 378,095,000 
        revolving line of credit
               45,000,000 45,000,000 80,000,000             310,000,000                                                       
        accumulated other comprehensive loss
             -254,000 -477,000 -1,025,000 -2,599,000 -4,090,000 -6,463,000 -10,688,000 -16,467,000 -14,055,000 -10,466,000                                         -5,788,000                      
        convertible debt
                   529,573,000 529,062,000 528,564,000 528,086,000  445,110,000 439,654,000 434,288,000 428,945,000 561,678,000 571,774,000 371,993,000 368,257,000 364,802,000 361,430,000 358,093,000 351,457,000 348,233,000 345,049,000 338,717,000 335,639,000 332,502,000                                             
        current portion of convertible debt
                  530,096,000     450,599,000    134,480,000                                                          
        current assets of discontinued operations
                                                                       21,346,000              
        non-current assets of discontinued operations
                                                                                     
        current liabilities of discontinued operations
                                                                     2,479,000 10,099,000 21,611,000              
        non-current liabilities of discontinued operations
                                                                                     
        total stockholders' equity
                        2,647,583,000 1,227,754,000 1,206,979,000 1,199,841,000 1,170,051,000   1,115,051,000                                                      
        current assets held for sale
                         297,543,000                                                            
        non-current assets held for sale
                                                                                     
        current liabilities held for sale
                         699,000                                                            
        non-current liabilities held for sale
                                                                                     
        stockholders' equity:
                                                                                     
        total liabilities and stockholders' equity
                           1,993,487,000 1,943,075,000   1,674,853,000                                                      
        preferred stock — 0.0001 par value...
                                                                                     
        common stock — 0.0001 par value...
                                  4,000 4,000 4,000 4,000  4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000                                    
        deferred income on shipments to distributors
                                      56,701,000 48,914,000 49,700,000 47,057,000 39,257,000 41,042,000 37,881,000 38,573,000 38,796,000 37,068,000 33,437,000 32,589,000 29,876,000 30,552,000 29,661,000 30,903,000 26,334,000 28,269,000 28,372,000 32,034,000 28,896,000 33,193,000 28,953,000 28,420,000 31,966,000 26,839,000 21,154,000 29,413,000 24,796,000 27,606,000  24,288,000 18,341,000 23,825,000 22,234,000 44,460,000 39,046,000 42,115,000 34,036,000 31,160,000 31,351,000 28,459,000  23,914,000 14,582,000 11,716,000 11,526,000 
        long-term investments
                                      5,471,000 5,379,000 5,257,000 6,980,000 6,921,000 6,845,000 7,240,000 7,179,000 7,401,000 11,505,000 10,993,000 10,997,000 10,671,000 10,197,000 11,189,000 11,418,000 11,028,000 17,729,000 17,840,000 17,196,000 16,965,000 19,313,000 26,170,000 25,991,000 25,344,000 23,138,000 50,799,000 53,367,000 57,960,000 65,950,000                  
        accrued expenses
                                      60,376,000 50,797,000 47,416,000 51,561,000 47,004,000 58,391,000 50,080,000 49,327,000 45,391,000 74,732,000 65,672,000 67,745,000 42,639,000 36,012,000 36,886,000 41,441,000 30,955,000 30,810,000 31,842,000 26,944,000 26,492,000 27,751,000 23,531,000 24,443,000 30,176,000 21,973,000 25,558,000 23,137,000 19,136,000 21,846,000  15,836,000 18,148,000 20,716,000 27,929,000 16,381,000 15,637,000 13,063,000 11,307,000 12,453,000 13,302,000 11,674,000  15,492,000 12,646,000 11,140,000 11,251,000 
        income taxes
                                      4,057,000 3,543,000 4,396,000 5,638,000 3,567,000 3,084,000 1,074,000 942,000 1,340,000 1,319,000 896,000 1,330,000 1,457,000 926,000 978,000 3,339,000 707,000 1,302,000 809,000 1,102,000 3,922,000 298,000 1,230,000 1,056,000  85,000 78,000 4,688,000 976,000 5,302,000  957,000  42,907,000 15,063,000             
        long-term debt
                                         72,500,000 62,500,000 65,000,000 70,000,000 74,562,000 77,150,000 80,000,000 82,500,000 85,000,000 91,250,000 91,250,000 92,500,000 95,000,000                                
        current portion of long-term debt
                                          10,000,000 10,000,000 10,000,000 10,000,000 10,000,000 11,250,000 10,000,000 8,750,000 5,000,000 5,000,000 5,000,000 5,000,000                                
        deferred income taxes
                                            19,155,000 17,815,000 17,364,000 18,064,000 17,658,000 15,203,000 17,356,000 16,387,000 15,411,000 15,870,000 6,170,000 4,941,000 10,617,000 10,271,000 9,461,000 10,318,000 9,068,000 7,908,000 7,437,000 6,587,000 6,066,000 6,003,000 6,274,000 6,261,000  6,642,000 5,229,000 8,263,000 13,330,000 15,214,000 14,118,000 13,114,000 11,505,000 10,136,000 10,131,000 10,132,000  5,784,000 5,784,000 5,784,000 5,784,000 
        preferred stock—0.0001 par value...
                                                                                     
        common stock—0.0001 par value...
                                                  4,000 4,000  4,000 4,000 4,000 4,000 4,000 4,000 4,000 4,000 5,000 5,000  4,000  5,000 5,000  6,000 6,000 5,000 5,000 5,000 6,000 6,000 5,000         
        preferred stock--0.0001 par value...
                                                                                     
        common stock--0.0001 par value...
                                                    4,000           4,000                      
        long-term obligations and other liabilities
                                                      9,700,000 19,053,000 19,280,000 21,521,000 23,540,000 21,661,000 23,832,000 24,327,000 50,513,000 49,608,000 49,068,000 45,537,000 47,801,000 46,264,000  44,676,000 49,641,000 53,045,000 16,691,000 18,281,000 15,377,000 11,666,000 7,418,000 5,067,000 1,849,000 2,200,000 2,570,000     
        property, equipment and software
                                                              28,698,000 28,739,000 29,065,000 29,372,000 27,984,000 26,814,000  28,700,000 29,824,000 32,669,000 43,321,000 41,902,000 30,854,000 28,507,000 32,584,000 29,629,000 29,539,000 31,781,000  37,026,000 34,267,000 33,913,000 34,376,000 
        preferred stock–0.0001 par value...
                                                                                     
        common stock–0.0001 par value...
                                                                 5,000                    
        liabilities and stockholders' equity
                                                                                     
        prepaid expenses and other
                                                                      31,989,000 27,552,000 14,102,000 14,479,000 15,173,000 16,442,000 9,670,000 4,743,000 4,432,000 6,072,000  4,998,000 6,421,000 8,411,000 5,600,000 
        deferred stock compensation
                                                                            -1,105,000         
        income taxes payable
                                                                         10,945,000 12,935,000 15,860,000 18,348,000 16,520,000 13,909,000 11,101,000  10,320,000 10,908,000 14,049,000 12,663,000 
        preferred stock—.0001 par value...
                                                                                     
        common stock—.0001 par value...
                                                                             5,000 5,000 5,000  5,000 5,000 5,000 5,000 
        cash, cash equivalents and short-term investments
                                                                                277,106,000     
        working capital
                                                                                294,557,000     
        long-term obligations
                                                                                 7,561,000 8,446,000 9,251,000 9,962,000 
        stockholder notes receivable
                                                                                     
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2026-04-04 2026-01-03 2025-10-04 2025-07-05 2025-04-05 2024-12-28 2024-09-28 2024-06-29 2024-03-30 2023-12-30 2023-09-30 2023-07-01 2023-04-01 2022-12-31 2022-10-01 2022-07-02 2022-04-02 2022-01-01 2021-10-02 2021-07-03 2021-04-03 2021-01-02 2020-10-03 2020-07-04 2020-04-04 2019-12-28 2019-09-28 2019-06-29 2019-03-30 2018-09-29 2018-06-30 2018-03-31 2017-09-30 2017-07-01 2017-04-01 2016-10-01 2016-07-02 2016-04-02 2015-10-03 2015-07-04 2015-04-04 2014-09-27 2014-06-28 2014-03-29 2013-09-28 2013-06-29 2013-03-30 2012-09-29 2012-06-30 2012-03-31 2011-10-01 2011-07-02 2011-04-02 2010-10-02 2010-07-03 2010-04-03 2009-10-03 2009-07-04 2009-04-04 2008-10-04 2008-07-05 2008-04-05 2007-09-29 2007-06-30 2007-03-31 2006-12-30 2006-09-30 2006-07-01 2006-04-01 2005-12-31 2005-10-01 2005-07-02 2005-04-02 2005-01-01 2004-10-02 2004-07-03 2004-04-03 
                                                                                     
          operating activities
                     -30,863,000 -28,604,000 -10,000,000 -261,327,000 -2,989,000                                            -7,204,000               
          net loss
        -15,897,000 -2,684,000 -9,936,000 -21,817,000 -30,470,000                                                                         
          adjustments to reconcile net loss to net cash from operating activities:
                                                                                     
          depreciation of property and equipment
        6,047,000 5,947,000 6,068,000 6,453,000 6,248,000 6,249,000 6,150,000 6,518,000 6,634,000 6,715,000 6,551,000 6,206,000 6,235,000 6,010,000 5,953,000 5,405,000 5,156,000 5,126,000 4,741,000 3,655,000 4,529,000 4,884,000 4,468,000 4,245,000 4,183,000 4,208,000 4,228,000 4,310,000 4,137,000 4,138,000 3,939,000 3,704,000 3,760,000 3,712,000 3,596,000 3,237,000 3,365,000 3,310,000 3,264,000 3,042,000 2,987,000 3,085,000 3,137,000 3,290,000 3,416,000 3,337,000 3,297,000 3,498,000 3,206,000 3,543,000 3,439,000 3,427,000 3,253,000 2,915,000 2,942,000 2,879,000                      
          amortization of other intangible assets
        2,295,000 2,295,000 2,294,000 3,343,000 5,437,000 5,438,000 5,436,000 6,081,000 6,079,000 6,212,000 6,258,000 6,394,000 6,510,000 6,743,000 8,134,000 8,843,000 10,351,000                                                             
          stock-based compensation expense
        21,055,000 20,679,000 20,040,000 19,891,000 19,714,000 16,145,000 15,903,000 15,843,000 13,612,000 11,041,000 5,790,000 14,739,000 16,638,000 17,297,000 15,949,000 14,389,000 12,875,000 19,926,000 14,296,000 8,794,000 13,826,000 15,762,000 14,559,000 14,457,000 15,313,000 14,757,000 13,789,000 13,669,000 12,584,000 12,582,000 12,119,000 12,192,000 11,355,000 11,166,000 10,486,000 9,196,000 10,517,000 10,344,000 9,222,000 11,057,000 10,519,000 9,614,000 9,282,000 9,277,000 8,620,000 7,424,000 6,260,000 7,931,000 9,172,000 6,693,000 9,150,000 8,601,000 9,473,000                         
          deferred income taxes
        1,153,000 -1,145,000 522,000 3,018,000 -1,514,000 370,000 -684,000 35,054,000 -5,270,000 -5,934,000 522,000 -3,733,000 -2,670,000 -5,114,000 -3,782,000 -5,142,000 -4,202,000 -282,000 2,512,000 -2,447,000 -3,197,000 849,000 -8,559,000 3,541,000 -2,364,000 -1,483,000 488,000            -2,321,000 -2,952,000 6,844,000 -771,000 -2,119,000 6,784,000 -2,487,000 1,756,000 7,521,000 3,399,000 -1,476,000 3,101,000 1,830,000 -1,185,000 1,366,000   616,000 -967,000 -1,996,000 3,589,000    -1,508,000 2,613,000 26,000     -4,024,000        
          changes in operating assets and liabilities:
                                                                                     
          accounts receivable
        -12,608,000 2,795,000 -10,812,000 -4,429,000 2,412,000 -5,599,000 -7,667,000 -8,597,000 -3,321,000 72,848,000 -3,887,000 -10,562,000 -16,257,000 5,235,000 -4,566,000 7,127,000 19,080,000 -25,717,000 26,950,000 4,153,000 -8,530,000 -14,710,000 -9,972,000 5,528,000 1,542,000 574,000 -3,868,000 -2,430,000 3,323,000          10,373,000 -4,840,000 6,564,000 -2,313,000 -4,370,000 7,452,000 3,211,000 4,132,000 5,256,000               4,856,000   3,346,000 -12,206,000            
          inventories
        -7,616,000 -13,324,000 -1,315,000 2,533,000 22,098,000 33,770,000 26,601,000 32,081,000 -3,958,000 -26,427,000 -21,907,000 -12,270,000 -32,794,000 -11,944,000 -14,386,000 -18,499,000 -6,215,000 9,810,000 -6,873,000 8,179,000 -12,626,000 -535,000 4,516,000 1,990,000 4,777,000 -1,341,000 2,394,000 -3,370,000 4,488,000         4,580,000      1,083,000      447,000 -352,000    -1,295,000 3,832,000  -3,123,000 4,781,000   1,666,000  2,479,000 734,000     3,901,000 1,374,000 1,579,000 8,419,000    5,459,000 
          prepaid expenses and other assets
        6,813,000 -254,000 3,968,000 2,139,000 2,973,000 4,271,000 2,368,000 36,189,000 -15,466,000 -18,818,000 -24,878,000 21,433,000 11,530,000 -2,836,000 -3,118,000 -26,990,000 1,704,000 17,066,000 33,087,000 8,132,000 -13,621,000 -45,677,000 -27,983,000 -1,755,000 23,576,000 -14,436,000 12,075,000 4,916,000 6,410,000    10,967,000 5,831,000 6,708,000 4,122,000 -5,877,000 9,159,000 7,957,000 -8,132,000 8,584,000 9,233,000 -10,872,000 14,266,000  403,000 4,620,000 8,477,000 225,000 4,581,000       615,000 592,000 2,237,000 3,837,000 2,653,000 2,440,000 4,104,000 -568,000 2,416,000             
          accounts payable
        3,387,000 -4,808,000 -1,671,000 3,578,000 9,234,000 -1,306,000 5,492,000 -5,512,000 -13,829,000 11,395,000 -7,036,000 -17,037,000 -12,966,000 10,103,000 1,088,000 16,674,000 8,932,000 -3,182,000 -19,233,000 595,000 14,116,000 9,160,000 6,872,000 -3,517,000 2,748,000 1,411,000 1,098,000 4,607,000 714,000 5,695,000 -10,050,000 13,030,000 -617,000 -3,202,000 5,565,000   1,559,000   447,000 1,228,000 2,651,000 1,195,000   2,356,000 347,000 4,557,000 4,209,000 612,000   -2,408,000 1,969,000 1,046,000 1,760,000        1,160,000 -6,567,000 -7,466,000 6,227,000 2,708,000         
          other current liabilities and income taxes
        -7,415,000 6,880,000 21,524,000 -3,493,000 11,870,000 -16,764,000 8,620,000 -15,178,000 1,554,000 1,362,000 -12,935,000 -17,691,000 -8,529,000 -30,700,000 21,380,000 -11,763,000 8,345,000 13,090,000 -355,000 2,803,000 -13,429,000 -391,000 19,090,000 -6,308,000 -9,134,000 8,776,000 2,499,000                                                   
          deferred revenue and returns liability
        4,463,000 -3,088,000 4,591,000 -2,622,000 3,405,000 -5,405,000 5,155,000 -598,000 1,804,000 -7,949,000 -1,040,000 -152,000 4,478,000 -4,925,000 1,009,000 -10,944,000 7,791,000 2,520,000 -1,482,000 -639,000 464,000 -9,337,000 -4,035,000 2,564,000 4,114,000                                                     
          other non-current liabilities
        3,257,000 -4,943,000 -951,000 -3,686,000 -3,279,000 -3,217,000 -7,243,000 -3,590,000 -3,113,000 22,999,000 8,769,000 -997,000 -978,000 -1,468,000 -3,297,000 -3,599,000 -817,000 -3,211,000 -7,924,000 -1,398,000 -2,066,000 21,240,000 6,290,000 1,832,000 -862,000 -1,081,000 -2,735,000                                                   
          net cash from operating activities
        4,934,000 8,350,000 34,322,000 4,908,000 48,128,000  31,627,000 16,134,000 -71,800,000            14,506,000 8,755,000 26,460,000 40,803,000 59,700,000 31,671,000 63,497,000       38,552,000 42,013,000 46,188,000 18,022,000 42,409,000 50,212,000 13,115,000 24,088,000 44,169,000 16,466,000 46,952,000 29,097,000 36,589,000 29,508,000 43,060,000 15,112,000 26,147,000 39,339,000   30,949,000 21,418,000 31,115,000 51,624,000 14,774,000 11,757,000       10,731,000 38,265,000 12,677,000 21,610,000 29,585,000 20,363,000 28,231,000 25,811,000 36,850,000 21,733,000 21,837,000 15,845,000 
          capital expenditures
        -9,837,000 -9,980,000 -6,393,000 -8,697,000 -4,852,000  -2,208,000 -3,530,000 -2,047,000            -6,176,000 -5,175,000 -4,853,000 -6,259,000 -4,135,000 -3,506,000 -3,371,000               
          free cash flows
        -4,903,000 -1,630,000 27,929,000 -3,789,000 43,276,000  29,419,000 12,604,000 -73,847,000            8,330,000 3,580,000 21,607,000 34,544,000 55,565,000 28,165,000 60,126,000       38,552,000 42,013,000 46,188,000 18,022,000 42,409,000 50,212,000 13,115,000 24,088,000 44,169,000 16,466,000 46,952,000 29,097,000 36,589,000 29,508,000 43,060,000 15,112,000 26,147,000 39,339,000   30,949,000 21,418,000 31,115,000 51,624,000 14,774,000 11,757,000       10,731,000 38,265,000 12,677,000 21,610,000 29,585,000 20,363,000 28,231,000 25,811,000 36,850,000 21,733,000 21,837,000 15,845,000 
          investing activities
                         2,749,702,000                                                           
          purchases of marketable securities
         -2,283,000 -12,779,000 -19,728,000 -45,239,000 -10,663,000 -7,906,000 -9,794,000 -11,992,000 -10,066,000 -15,314,000 -66,113,000 -27,730,000 -25,240,000 -118,577,000 -435,690,000 -329,399,000 -1,132,146,000 -72,175,000 -8,251,000                                                         
          sales of marketable securities
         61,000 346,000 4,981,000 10,005,000 10,170,000 9,519,000 8,775,000 25,763,000 30,492,000 25,518,000 169,238,000 170,317,000 180,402,000 15,548,000 18,298,000 9,106,000                                                             
          maturities of marketable securities
        23,461,000 18,118,000 5,579,000 6,344,000 10,675,000 850,000 33,550,000 42,270,000 55,188,000 28,764,000 75,000 13,957,000 157,734,000 53,547,000 86,103,000 297,546,000 213,750,000                                                             
          purchases of property and equipment
        -9,837,000 -9,980,000 -6,393,000 -8,697,000 -4,852,000 -3,963,000 -2,208,000 -3,530,000 -2,047,000 -3,749,000 -5,071,000 -5,805,000 -7,657,000 -6,468,000 -7,735,000 -7,768,000 -4,554,000 -9,109,000 -8,689,000 -4,603,000 -6,176,000 -5,175,000 -4,853,000 -6,259,000 -4,135,000 -3,506,000 -3,371,000                                                   
          proceeds from capital-related government incentives
        1,265,000                                                                             
          net cash from investing activities
        14,889,000 8,777,000 -6,751,000 -10,151,000 -3,900,000  30,198,000 39,609,000 81,492,000            146,387,000 -36,683,000 -52,070,000 -323,763,000 51,505,000 -48,362,000 -13,678,000     67,354,000                          3,812,000 3,607,000           -20,068,000 -13,093,000 -49,329,000 165,044,000     
          financing activities
                                                                      11,581,000 6,237,000 551,000             
          payment of taxes withheld for vested stock awards
        -956,000 -799,000 -1,155,000 -12,794,000 -958,000 -356,000 -865,000 -14,165,000 -1,048,000 -950,000 -929,000 -9,379,000 -6,931,000 -655,000 -774,000 -5,203,000 -8,755,000 -846,000 -1,661,000 -1,915,000 -17,817,000 -562,000 -806,000 -462,000 -16,294,000 -602,000 -1,184,000                                                   
          net cash from financing activities
        -956,000 5,692,000 -627,000 -5,175,000 -958,000  423,000 -6,398,000 -45,707,000            -158,389,000 290,000 -21,691,000 -55,151,000 277,419,000 6,781,000 -2,312,000      -769,000 5,594,000 304,109,000         4,481,000   2,632,000   2,532,000       17,029,000         -10,973,000 -32,151,000 11,743,000 26,120,000 10,714,000 3,655,000 3,204,000 2,616,000 2,747,000 1,080,000 3,955,000 5,232,000 
          increase in cash and cash equivalents
        18,867,000 22,819,000 26,944,000 -10,418,000 43,270,000 -21,475,000 62,248,000 49,345,000 -36,015,000    216,462,000 16,638,000 -21,573,000 -261,061,000 -308,712,000 -287,789,000 1,059,328,000 97,860,000 2,504,000 -27,638,000 -47,301,000 -338,111,000 388,624,000 -9,910,000   34,101,000   72,906,000 25,844,000 -14,784,000 84,293,000   12,605,000      32,523,000 -76,929,000   -48,248,000 75,715,000 3,074,000        17,691,000 9,556,000  -56,817,000 66,463,000 -10,512,000 -51,528,000 145,406,000   73,610,000 5,091,000 20,231,000 10,925,000 -17,894,000 193,471,000 22,099,000 7,174,000 16,606,000 5,283,000 
          cash and cash equivalents at beginning of period
        364,222,000 281,607,000 227,504,000 499,915,000 1,074,623,000 202,720,000 227,146,000 197,043,000 269,366,000 141,106,000 114,085,000 141,706,000 95,800,000 105,426,000 94,964,000 138,567,000 195,737,000 172,272,000 264,408,000 68,188,000 100,504,000 48,636,000 151,359,000 
          cash and cash equivalents at end of period
        383,089,000 22,819,000 26,944,000 -10,418,000 324,877,000 -21,475,000 62,248,000 49,345,000 191,489,000 67,576,000 -74,885,000 -481,564,000 716,377,000 16,638,000 -21,573,000 -261,061,000 765,911,000 -287,789,000 1,059,328,000 97,860,000 205,224,000 -27,638,000 -47,301,000 -338,111,000 615,770,000 -9,910,000 47,507,000 -41,595,000 231,144,000 30,462,000 -147,408,000 342,272,000 25,844,000 -14,784,000 225,399,000 46,861,000 -25,356,000 126,690,000 10,589,000 12,341,000 112,710,000 18,415,000 -35,033,000 128,323,000 -76,929,000 114,205,000 79,263,000 -48,248,000 75,715,000 98,038,000 -26,641,000 16,328,000 118,496,000 26,682,000 -71,231,000 152,200,000 -50,447,000 17,691,000 181,828,000 -122,743,000 -56,817,000 330,871,000 -10,512,000 -51,528,000 213,594,000 -16,556,000 -94,461,000 73,610,000 105,595,000 20,231,000 10,925,000 -17,894,000 242,107,000 22,099,000 7,174,000 16,606,000 156,642,000 
          amortization of debt discount and debt issuance costs
                     511,000 498,000 498,000 496,000 5,489,000 5,456,000 5,366,000 6,456,000 6,487,000 6,587,000 4,623,000 3,736,000 3,454,000 3,372,000 3,338,000 3,321,000 3,224,000 3,185,000 3,169,000 3,077,000 3,038,000 869,000                                           
          equity-method loss
                                                                                     
          proceeds from sale of equity investment
             12,382,000                                                                     
          purchases of other assets
                 -125,000 -180,000       -580,000 -578,000 -290,000 -460,000 -450,000 -370,000 -1,264,000 -4,544,000                                                   
          proceeds from issuance of debt
                                                                                   
          payments on debt
             -45,000,000 -35,033,000     -140,572,000 -6,008,000 -21,283,000                                                       
          repurchases of common stock
                 -16,042,000 -183,487,000 -17,608,000 -201,729,000 -102,655,000 -421,262,000 -157,778,000 -461,671,000 -669,391,000   -16,287,000                                                   
          proceeds from the issuance of common stock
         6,491,000 528,000   6,950,000 1,288,000 7,767,000 341,000 6,599,000 228,000   5,413,000 1,000   5,564,000 231,000   6,860,000 398,000   7,388,000 -1,000   5,374,000 1,211,000 6,674,000 162,000 1,089,000                                          
          purchase of other investment
                                                                                     
          net income
             -23,823,000 -28,504,000 -82,157,000 -56,526,000 -69,787,000 10,348,000 10,956,000 13,967,000 25,361,000 20,999,000 22,135,000 22,907,000 -3,098,000 2,087,056,000 19,932,000 13,509,000 8,948,000 3,162,000 -1,823,000 2,244,000 9,715,000 20,181,000 -16,029,000 5,398,000 27,761,000 14,280,000 26,405,000 19,949,000 16,569,000 15,426,000 20,018,000 15,559,000 5,808,000 9,975,000 7,575,000 6,378,000 5,608,000 14,279,000 8,110,000 6,531,000 12,612,000 20,034,000 10,024,000 20,509,000 14,320,000 11,255,000 13,372,000 -1,960,000 18,233,000 21,047,000 21,079,000 22,439,000 9,730,000 671,000 1,154,000 14,643,000 10,814,000 20,434,000 7,473,000 155,613,000 5,223,000 4,734,000 10,137,000 11,064,000 15,264,000 -745,000 15,614,000 17,373,000 12,929,000 21,043,000 22,806,000 19,915,000 
          adjustments to reconcile net income to net cash from operating activities of continuing operations:
                                                                                     
          loss on extinguishment of convertible debt
                       3,370,000 83,000 292,000                                                       
          net cash from operating activities of continuing operations
                 18,537,000 -33,385,000 -2,220,000 -13,280,000 13,858,000 44,042,000 -1,835,000 85,209,000 42,954,000 42,504,000                                         35,816,000 21,620,000 23,649,000   22,351,000             
          net cash from investing activities of continuing operations
                 43,390,000 10,276,000 161,861,000 254,281,000 199,751,000 68,676,000 189,499,000 -217,388,000 387,537,000 -1,059,068,000                                         -86,538,000 -48,477,000 182,385,000 -12,113,000 -29,802,000 134,646,000             
          net cash from financing activities of continuing operations
                 5,649,000 -51,776,000 -641,205,000 -24,539,000 -196,971,000 -103,428,000 -420,121,000 -166,533,000 -456,953,000 -670,821,000                                                           
          discontinued operations
                                                                                     
          net cash from discontinued operations
                     -30,863,000 -28,604,000 -10,000,000 -261,327,000 2,746,713,000                                            4,377,000               
          adjustments to reconcile net income to net cash from operating activities:
                                                                                     
          amortization of debt issuance costs
                  437,000 523,000                                                                 
          proceeds from revolving line of credit
                               310,000,000                                                     
          income from discontinued operations, net of income taxes
                         8,611,000 -2,106,796,000                                                           
          equity-method (earnings) loss
                 14,880,000 60,000                                                                   
          supplemental disclosure of cash flow information:
                                                                                     
          interest paid
                                                                      66,000 505,000 112,000 110,000 185,000 192,000 144,000 185,000 32,000 85,000 42,000 51,000 62,000 91,000 50,000 
          income taxes paid
                                                                      156,000 42,818,000 16,000 431,000 2,408,000 4,873,000 807,000 4,570,000 1,585,000 279,000 188,000  9,559,000 12,410,000 4,946,000 
          noncash financing activities:
                                                                                     
          issuance of common stock in connection with settlement of convertible debt
                                                                                     
          decrease in cash and cash equivalents
                  -74,885,000                                                                   
          equity-method earnings
                    1,033,000 -415,000 -1,819,000 28,000 -1,194,000                                                             
          acquisitions of businesses, net of cash acquired
                                                                                     
          adjustments to reconcile net income to cash from operating activities of continuing operations:
                                                                                     
          sales and maturities of marketable securities
                         726,625,000 81,767,000 125,257,000 161,392,000                                                         
          amortization of intangible assets and other assets
                          11,069,000                                                           
          acquisition of business, net of cash acquired
                                                                                    
          amortization of other intangible assets and other assets
                            11,705,000 11,992,000 11,173,000 11,741,000 9,827,000 9,693,000 9,415,000 10,156,000 10,320,000 14,956,000 11,939,000 6,427,000 6,960,000 6,819,000 6,752,000 5,927,000 7,554,000 7,980,000 6,989,000 8,176,000 6,521,000 4,251,000 4,348,000 4,491,000 5,416,000 2,795,000 2,840,000 6,442,000 2,279,000 2,280,000 2,493,000 3,020,000 3,057,000 1,810,000 1,802,000 1,849,000 1,974,000 1,974,000 1,976,000 3,045,000 1,041,000 1,032,000 1,190,000 1,216,000 1,234,000 1,493,000 1,351,000 1,163,000 982,000 811,000 709,000 673,000 625,000 668,000 828,000 959,000 860,000 
          adjustments to reconcile net income to cash from operating activities:
                                                                                     
          purchases of available-for-sale investments
                             -101,340,000 -218,880,000 -128,437,000 -70,910,000 -117,879,000 -122,475,000                                                   
          sales and maturities of available-for-sale investments
                             70,122,000 172,123,000 128,192,000 126,920,000 76,797,000 116,712,000 52,360,000 99,068,000 76,480,000 166,430,000 128,975,000 51,458,000 66,712,000 25,595,000 50,561,000                        3,001,000 20,005,000 248,818,000                
          payment of acquisition-related contingent consideration
                                                                                     
          deferred income, deferred revenue and returns liability
                                 -2,576,000 561,000 -2,705,000 1,477,000                                                 
          proceeds from issuance of long-term debt
                                        -532,000 390,000,000                                           
          payment of debt issuance costs
                                 -5,000                                                    
          net cash provided by operating activities
                                    32,015,000 94,348,000 28,566,000 22,212,000                                              
          net cash provided by investing activities
                                    31,203,000                                                 
          increase (decrease) in cash and cash equivalents
                                                                                     
          income tax shortfall from stock-based awards
                                                                                     
          accrued expenses
                                        9,579,000   4,558,000 -1,888,000 6,260,000                   8,189,000         6,556,000 -211,000 1,850,000 1,756,000 -1,146,000 -849,000   -3,579,000 2,846,000   
          deferred income on shipments to distributors
                                        7,788,000 -787,000 4,038,000 7,800,000 -1,785,000 5,558,000    3,631,000 848,000 1,736,000    3,895,000 -1,935,000 3,307,000 -3,662,000 2,864,000 2,293,000 4,240,000   5,127,000        3,257,000 -5,463,000 5,414,000 -3,069,000 8,079,000 2,876,000 -191,000 2,892,000 3,232,000 1,313,000 9,332,000 2,866,000 190,000 
          income taxes
                                          945,000   494,000             -2,385,000 439,000 3,233,000    3,489,000     351,000   1,038,000             
          income tax benefit (shortfall) from stock-based awards
                                                1,773,000 36,000 332,000 45,000                                  
          excess income tax benefit from stock-based awards
                                           282,000 85,000 6,000 62,000 271,000 1,785,000 65,000 354,000 235,000                                  
          proceeds from sales and maturities of available-for-sale investments
                                             46,654,000 43,503,000 35,020,000 57,739,000 38,206,000 33,561,000 28,242,000 40,066,000 121,196,000 25,674,000          20,878,000 37,339,000 22,095,000                   
          payment of taxes withheld for vested stock awards, net of proceeds from the issuance of common stock
                                                                                     
          income tax benefit from stock-based awards
                                              -1,054,000                                       
          proceeds from issuance of common stock, net of cash paid for withheld taxes
                                                                                     
          acquisition of businesses, net of cash acquired
                                                                                     
          proceeds from issuance of common stock, net of shares withheld for taxes
                                                 -384,000 3,447,000 5,496,000 2,388,000 4,597,000 4,915,000 113,000 2,816,000 106,000 -169,000   -2,238,000 9,761,000 7,483,000                      
          net gain on the purchase of property and equipment
                                                                                     
          income tax benefit (detriment) from employee stock-based awards
                                                               1,286,000                      
          excess income tax benefit from employee stock-based awards
                                                    41,000 26,000 217,000 20,000 24,000 2,426,000 148,000 821,000 1,142,000 224,000 984,000 800,000 1,651,000 -323,000 50,000 185,000 214,000 411,000 717,000 304,000 478,000 -14,771,000 1,650,000 2,647,000 3,072,000         
          net cash from (used) in financing activities
                                                                                     
          adjustments to reconcile net income to cash provided by operating activities:
                                                                                     
          income tax benefit from employee stock-based awards
                                                       -326,000 -29,000 2,656,000 218,000 899,000 1,184,000 332,000   1,379,000             2,355,000 651,000 702,000 907,000 894,000 1,020,000 1,622,000 3,230,000 
          proceeds from sales and maturities of marketable securities
                                                       23,458,000 125,996,000 60,518,000 61,431,000 49,739,000 55,092,000 118,597,000 91,247,000 67,697,000                      
          loss on disposal of property and equipment
                                                                                     
          stock compensation expense
                                                             10,330,000 10,675,000 10,256,000 11,176,000 10,851,000 10,149,000 9,996,000 10,176,000 10,221,000 8,538,000 8,620,000 11,770,000 10,077,000 9,584,000 9,917,000 9,822,000         
          gain on disposal of property and equipment
                                                                                     
          depreciation and amortization of property, equipment and software
                                                                3,058,000 3,010,000 2,953,000 2,693,000 2,613,000 2,621,000 2,635,000 3,007,000 2,787,000 3,703,000 4,143,000 3,702,000 4,695,000 4,776,000 4,444,000 4,255,000 4,237,000 4,305,000 4,047,000 3,818,000 4,021,000 
          loss (gain) on disposal of property, equipment and software
                                                                                     
          in-process research and development
                                                                                     
          proceeds from sales of trading securities
                                                                                    
          purchases of property, equipment and software
                                                                                     
          proceeds from the sale of assets
                                                                   14,265,000                
          proceeds from issuance of common stock
                                                                18,981,000 6,680,000 661,000                   
          repurchases of stock to satisfy employee tax withholding
                                                                                     
          loss on disposal of property, equipment and software
                                                                                     
          gain on disposal of property, equipment and software
                                                                  8,000     34,000 153,000     65,000 -1,000       
          trading securities
                                                                  2,600,000                   
          income from discontinued operations
                                                                                     
          additional income tax benefit from employee stock-based awards
                                                                   280,000 226,000 602,000 962,000 350,000 756,000 -295,000 3,186,000 4,006,000 6,147,000         
          proceeds from exercises of stock options
                                                                   295,000 1,251,000 4,534,000 7,559,000 3,807,000 1,995,000 1,855,000 1,595,000           
          proceeds from employee stock purchase plan
                                                                       1,789,000   1,433,000   1,459,000   
          supplemental disclosure of non-cash activity:
                                                                                     
          stock issued for acquisition of business
                                                                                   
          proceeds from the sale of assets held in escrow
                                                                                    
          purchases of short-term investments
                                                                                     
          sales and maturities of short-term investments
                                                                      138,905,000 90,961,000 46,853,000 96,853,000 96,966,000 113,783,000 42,164,000         
          proceeds from sales of assets
                                                                      270,750,000             
          receivable for sale of property, equipment and software
                                                                          -690,000 -791,000 2,172,000      360,000 -1,509,000 2,120,000 
          proceeds from sale of assets held in escrow
                                                                        14,250,000             
          acquired and in-process research and development
                                                                                    
          income taxes payable
                                                                             1,828,000 2,611,000 2,808,000 2,894,000    1,385,000 
          proceeds from the sale of property, equipment and software
                                                                                     
          accrued other assets
                                                                             4,683,000        
          proceeds from sale of property, equipment and software
                                                                          731,000 790,000 49,000 37,000 14,000 215,000     
          net proceeds from exercises of stock options
                                                                            23,048,000   1,775,000 2,616,000 1,288,000 1,080,000 2,668,000 5,232,000 
          write off of in-process research & development
                                                                                     
          acquired research and development
                                                                                    
          equity investment loss
                                                                                     
          net cash acquired (used) in connection with acquisition of business
                                                                                     
          proceeds from repayment of stockholder notes
                                                                                     
          repurchase and cancellation of common stock
                                                                                     
          supplemental disclosures of cash flow information:
                                                                                     
          amortization of stock compensation
                                                                                     
          maturities of short-term investments
                                                                              61,365,000 33,500,000 186,173,000 2,788,000 15,632,000 22,331,000 19,295,000 
          acquisition of business
                                                                                     
          prepaid expenses and other
                                                                                     
          accrued software licenses and maintenance
                                                                                 -994,000 1,836,000   
          amortization of deferred stock compensation
                                                                                753,000 854,000 983,000 1,163,000 1,237,000 
          impairment of goodwill and other intangible assets
                                                                                     
          amortization of note/lease end-of-term interest payments
                                                                                     
          income tax receivable
                                                                                     
          other assets
                                                                                     
          payments on long-term debt
                                                                                     
          payments on capital leases
                                                                                     
          income taxes paid (received)
                                                                                     
          proceeds from disposal of property, equipment and software
                                                                                     
          accrued interest
                                                                                     
          impairment of property, equipment and software
                                                                                     
          amortization of goodwill, other intangible assets and other assets
                                                                                     
          net cash acquired in connection with acquisition of business