7Baggers
Quarterly
Annual
    Unit: USD2025-09-30 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 2011-09-30 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 
      
    		                                                                                               
      cash flows from operating activities:
    		                                                                                               
      net income
    		48,377,000 57,935,000 60,303,000 62,202,000 48,665,000 36,056,000 32,898,000 58,545,000 103,198,000 168,880,000 3,281,000 15,949,000 939,000 35,020,000 -66,218,000 6,105,000 3,676,000 11,166,000 -2,613,000 -12,066,000 -12,779,000 -10,781,000 -7,983,000 -9,532,000 -17,331,000 -36,980,000 -26,576,000 -2,018,000 -104,893,000 -15,357,000 -35,689,000 -36,168,000 7,695,000 2,605,000 3,006,000 -3,445,000 4,511,000 3,876,000 1,878,000 12,992,000 182,033,000 6,861,000 9,502,000 7,841,000 5,513,000 5,043,000 7,804,000 -9,777,000 -5,725,000 -7,844,000 -10,402,000 -16,132,000 -58,098,000 -32,216,000 -27,890,000 478,000 -10,585,000 -4,230,000 33,084,000 -20,576,000 -12,490,000 150,899,000 -23,293,000 -27,496,000 -23,971,000 -17,426,000 -10,681,000 -27,944,000 -144,664,000 -12,634,000 -14,558,000 -6,498,000 -2,720,000 -3,888,000 2,069,000 -22,646,000 4,944,000 1,817,000 9,381,000 14,496,000 5,360,000 4,440,000 6,543,000 10,387,000 8,324,000 8,305,000 8,617,000 5,007,000 4,528,000 5,069,000 5,529,000 5,885,000 5,897,000 6,748,000 6,174,000 
      adjustments to reconcile net income to net cash from operating activities:
    		                                                                                               
      stock-based compensation
    		14,206,000 14,233,000 11,383,000 11,735,000 11,998,000 11,651,000 9,496,000 10,534,000 10,039,000 11,375,000 13,063,000 10,266,000 8,872,000 8,636,000 7,778,000 6,205,000 7,482,000 7,298,000 6,501,000 6,165,000 6,834,000 6,707,000 6,072,000 4,819,000 7,388,000 7,080,000 7,189,000 6,145,000 6,189,000 1,888,000 7,514,000 7,234,000 6,964,000 6,609,000 6,596,000 5,657,000 5,443,000 5,049,000 4,864,000 3,347,000 3,568,000 4,415,000 3,766,000 3,535,000 3,441,000 4,855,000 2,899,000 3,096,000 3,363,000 3,574,000 4,948,000 4,516,000 5,089,000 6,215,000 6,726,000 7,219,000 7,029,000 7,290,000 7,320,000 7,463,000 7,931,000 7,834,000 7,567,000 7,749,000 7,850,000 8,419,000 8,667,000 9,018,000 8,953,000 10,529,000 16,408,000 8,661,000 10,324,000 9,417,000 9,686,000 10,479,000 11,983,000 8,375,000                  
      depreciation
    		9,049,000 8,483,000 8,122,000 7,980,000 7,758,000 7,519,000 7,723,000 7,079,000 7,930,000 9,804,000 8,874,000 8,410,000 8,218,000 7,849,000 7,040,000 7,187,000 6,870,000 6,555,000 6,198,000 8,098,000 6,228,000 7,325,000 7,300,000 7,281,000 6,294,000 5,123,000 4,809,000 2,638,000 2,578,000 2,587,000 2,942,000 3,304,000 3,249,000 3,330,000 3,392,000 3,577,000 3,423,000 2,996,000 2,969,000 3,005,000 3,079,000 3,068,000 3,227,000 3,275,000 3,371,000 3,498,000 3,481,000 3,885,000 3,895,000 3,880,000 3,791,000 3,607,000 3,215,000 3,269,000 3,099,000 3,117,000 2,668,000 2,803,000 2,868,000 2,374,000 2,386,000 2,473,000 2,622,000 2,600,000 2,632,000 2,807,000 2,886,000 2,903,000 2,835,000 2,702,000 2,567,000 2,782,000 2,737,000 3,116,000 2,964,000 2,931,000 2,538,000 2,815,000 2,424,000 2,426,000 2,343,000 1,972,000 1,735,000 1,726,000 1,165,000 1,020,000 1,469,000 1,416,000 1,399,000 1,330,000 1,304,000 1,269,000 1,256,000 1,209,000 1,270,000 
      amortization of intangible assets
    		1,724,000 1,721,000 1,713,000 2,330,000 2,890,000 3,239,000 3,251,000 3,247,000 3,606,000 3,944,000 3,944,000 3,976,000 4,010,000 3,838,000 3,786,000 4,011,000 4,172,000 4,669,000 4,615,000 4,565,000 4,572,000 4,584,000 4,692,000 3,962,000 3,186,000 4,922,000 4,988,000 4,989,000 5,083,000 8,738,000 10,531,000 10,526,000 10,498,000 10,450,000 10,488,000 11,093,000 10,174,000 8,152,000 7,719,000 6,160,000 6,269,000 6,323,000 6,322,000 6,323,000 6,741,000 6,757,000 6,797,000 7,489,000 7,383,000 6,997,000 7,040,000 6,810,000 7,976,000 7,943,000 7,616,000 6,927,000 4,002,000 1,979,000 1,479,000 1,299,000 1,202,000 1,086,000 775,000 683,000 720,000 806,000  830,000 1,353,000 1,360,000             921,000 920,000 330,000 330,000          
      deferred income taxes
    		18,270,000 2,696,000 1,922,000 -7,658,000 569,000 1,466,000 -4,252,000 1,794,000 9,375,000 -158,621,000 2,102,000 -991,000 470,000 562,000 648,000 -417,000 622,000 901,000 416,000 67,000 516,000 -225,000 327,000  -1,852,000 -52,000 -214,000  88,862,000 -1,368,000 -8,834,000  -4,622,000 728,000 -214,000  -6,973,000 1,674,000 1,142,000  -172,742,000 589,000 644,000  534,000 -26,000 5,967,000                                                 
      impairment of assets
    		   0 0   0                                                                                        
      change in fair value of earn-out liability
    		   0 -4,544,000 -1,200,000 700,000 1,100,000 -5,666,000 6,900,000 6,900,000 5,000,000 2,411,000 -5,500,000 1,200,000     0 0 0 -1,800,000                                                                         
      other
    		0 -3,000 4,000 -4,000 -10,000 -10,000 39,000 -4,000 160,000                                                                                       
      change in operating assets and liabilities:
    		                                                                                               
      accounts receivable
    		1,771,000 11,977,000 3,718,000 -35,556,000 -4,011,000 3,738,000 -4,006,000 -17,947,000 -2,444,000 -4,501,000 -4,039,000 -15,963,000 25,125,000 -11,269,000 -7,167,000 2,737,000 -5,431,000 -2,793,000 -8,034,000 5,122,000 2,173,000 9,166,000 -325,000 -5,429,000 -8,605,000 11,656,000 7,372,000 -8,071,000 -3,197,000 -12,904,000 -761,000 22,546,000 -10,504,000 -7,668,000 -5,484,000 5,464,000 -14,476,000 4,794,000 10,015,000 -6,094,000 -3,569,000 -204,000 -540,000 -902,000 7,404,000 -4,687,000 -5,565,000 -654,000 -594,000 -943,000 469,000 -77,000 -339,000 615,000 298,000 437,000 175,000 2,211,000 -2,445,000 89,000 226,000 479,000 -195,000 796,000 -363,000 316,000            -854,000 375,000 338,000 1,929,000 -2,161,000 307,000 -1,288,000 336,000 9,473,000 -7,276,000 948,000 464,000 -3,319,000 -768,000 -115,000 1,740,000 -1,662,000 2,093,000 
      unbilled receivables
    		1,072,000 -2,929,000 1,923,000 5,253,000 -473,000 8,580,000 12,831,000 12,378,000 28,348,000 15,133,000 37,937,000 29,031,000 31,952,000 13,451,000 33,511,000 31,117,000 35,872,000 20,696,000 30,767,000 33,792,000 42,747,000 42,256,000 41,321,000 38,249,000 37,936,000 31,147,000 44,181,000 26,292,000 50,967,000 20,127,000 47,778,000                                                                 
      prepaids and other current assets
    		-2,934,000 195,000 -856,000  -1,964,000 -258,000 528,000  1,234,000 2,836,000 -3,285,000  -1,664,000 3,513,000 -663,000                                                                                 
      inventories
    		-6,003,000 6,098,000 -67,000 4,271,000 3,691,000 -4,997,000 -11,445,000 -1,539,000 -1,088,000 -7,347,000 -5,280,000 -7,023,000 -4,923,000 -3,074,000 2,318,000 -397,000 92,000 1,874,000 4,540,000 -248,000 -2,664,000 -1,706,000 238,000 -232,000 -528,000 -1,223,000 -1,370,000 -585,000 -231,000 -445,000 -595,000 -144,000 313,000 512,000 -208,000                                                             
      income taxes receivable
    		-594,000 -5,399,000 -5,951,000 -5,677,000 -5,587,000 -4,757,000 -5,158,000 -4,281,000                                                                                        
      accounts payable
    		3,392,000 -6,632,000 -1,913,000 -1,715,000 -1,756,000 -21,000 4,072,000 1,668,000 1,768,000 -399,000 -8,805,000 3,293,000 1,257,000 6,321,000 1,104,000 1,188,000 -708,000 1,418,000 297,000 -3,239,000 -646,000 1,293,000 416,000 -1,864,000 3,718,000 -1,091,000 2,171,000 -2,421,000 951,000 733,000 -1,531,000 2,144,000 -2,399,000 582,000 -978,000 71,000 135,000 1,901,000 266,000 -1,620,000 872,000 -908,000 -965,000 1,581,000 -331,000 7,000 749,000 -1,145,000 466,000 1,378,000 -2,243,000 -493,000    6,374,000 2,094,000 4,091,000 -1,366,000 -2,120,000 314,000 -639,000 -2,358,000 828,000 -4,597,000 8,647,000 -2,795,000 1,827,000 -2,514,000 -125,000                          
      accrued salaries and benefits and other liabilities
    		-3,624,000 3,944,000 -6,822,000 10,237,000 -5,375,000 6,036,000 -10,327,000 7,637,000 -12,722,000 12,673,000 -7,547,000 6,066,000 -7,838,000 3,880,000 -6,853,000 5,984,000 -4,051,000 4,286,000 -7,861,000 8,420,000 -3,037,000 5,936,000 -7,966,000  -1,406,000 3,926,000 -4,699,000  -11,603,000 5,900,000 -1,120,000  1,464,000 580,000 -4,702,000  -855,000 2,435,000 -9,857,000  -3,527,000 2,116,000 -5,959,000  -4,379,000                                                   
      income taxes payable
    		368,000 4,723,000 5,122,000 8,385,000 8,243,000 4,216,000 5,431,000 -2,093,000 70,894,000 -4,762,000 -4,396,000 -3,927,000 -5,085,000 -5,956,000 -4,311,000 -3,895,000 -11,667,000 -4,961,000 -4,786,000 -4,535,000 -4,674,000 -4,574,000 -4,069,000 -5,101,000 -3,858,000 -3,027,000 -3,939,000 -4,932,000 -4,414,000 -4,642,000 -562,000      4,840,000 -2,963,000 -233,000 485,000 311,000 368,000 -86,000 6,262,000 -17,000 846,000 -4,828,000 -1,096,000 -164,000 166,000 378,000 -2,857,000      2,502,000 1,964,000 -185,000 -2,443,000 2,875,000 123,000 -1,000 46,000 -279,000 -1,523,000 -339,000 107,000 -20,000                          
      deferred revenue
    		4,855,000 -1,425,000 153,000 2,515,000 2,899,000 -727,000 -913,000 -265,000 2,417,000 -4,441,000 -2,759,000 355,000 1,554,000 889,000 -4,152,000 5,826,000 7,480,000 -1,033,000 3,223,000 -4,489,000 4,109,000 720,000 -1,826,000 2,121,000 3,122,000 -5,169,000 -3,571,000 6,875,000 -206,000 -2,624,000 -3,817,000 -2,641,000 -842,000 5,210,000 -1,120,000 -219,000 5,738,000 3,030,000 -1,236,000 1,433,000 -744,000 1,146,000 1,272,000                    -75,000 -21,000                           10,773,000 -1,283,000 -3,067,000   
      operating lease liabilities
    		-1,500,000 -1,258,000 -1,340,000 -1,508,000 -919,000 -1,180,000 -1,749,000 -1,119,000 -1,240,000 -1,156,000 -1,689,000 -1,693,000 -1,926,000 -2,002,000 -1,298,000 -1,810,000 -1,777,000 -1,735,000 532,000 -1,520,000 -1,540,000 -587,000 -2,978,000 -2,351,000 -2,405,000 -2,242,000 -2,284,000                                                                     
      net cash from operating activities
    		88,429,000 94,359,000 77,414,000 58,984,000 62,074,000 70,422,000 39,119,000 54,850,000 51,588,000 50,442,000 38,906,000 51,289,000 79,991,000 56,499,000 42,614,000 72,168,000 45,997,000 51,594,000 39,458,000 42,067,000 44,119,000 62,015,000 37,258,000 35,411,000 25,664,000 38,699,000 28,761,000 35,053,000 31,634,000 3,660,000 16,770,000 59,590,000 15,314,000 25,356,000 17,177,000 32,910,000 10,939,000 32,431,000 16,258,000 22,184,000 15,418,000 23,801,000 15,039,000 26,533,000 23,961,000 9,943,000 16,511,000 20,511,000 25,670,000 -10,151,000 15,312,000 2,243,000    35,564,000 19,992,000 -4,545,000 55,837,000 2,941,000 -1,058,000 177,498,000 -14,944,000 -7,386,000 -17,625,000 -637,000 -4,404,000 -7,079,000 -13,229,000 -13,762,000 -13,539,000 1,581,000 777,000 17,729,000 24,427,000 5,916,000 14,026,000 19,056,000 10,967,000 3,062,000 11,726,000 7,377,000 8,459,000 10,295,000 6,360,000 18,589,000 11,167,000 4,845,000 1,642,000 5,760,000 18,011,000 13,690,000 5,590,000 7,981,000 5,982,000 
      capex
    		-5,946,000 -6,507,000 -7,872,000 0 -9,870,000 -11,330,000 -3,008,000 0 -7,967,000 -6,749,000 -7,738,000 0 -6,217,000 -4,750,000 -1,683,000 0 -2,260,000 -1,750,000 -3,517,000 0 -8,019,000 0 -1,950,000 -2,311,000 -1,378,000 -2,119,000 -664,000 -2,913,000 -2,562,000 -3,599,000 -1,688,000 -3,941,000 -1,962,000 -1,564,000 -1,918,000 -3,806,000 -1,193,000 -1,958,000 -1,599,000 -1,383,000 -1,632,000 -2,022,000 -1,095,000 -1,611,000 -1,300,000 -1,148,000 -3,145,000 -996,000 -633,000 -1,606,000 -3,703,000 -6,007,000    0 0 -6,478,000 0 -10,557,000 -2,009,000 -534,000 -394,000 -761,000 -802,000 -708,000 -1,674,000 -2,685,000 -3,828,000 -1,684,000 0 0 -3,300,000 -2,289,000 -7,528,000 -468,000 -2,216,000 -4,692,000 -1,001,000 -1,212,000 -3,169,000 -2,524,000 -1,421,000 -6,497,000 -3,676,000 -665,000 -1,224,000 -880,000 -1,067,000 -1,033,000 -402,000 0 -662,000 0 0 
      free cash flows
    		82,483,000 87,852,000 69,542,000 58,984,000 52,204,000 59,092,000 36,111,000 54,850,000 43,621,000 43,693,000 31,168,000 51,289,000 73,774,000 51,749,000 40,931,000 72,168,000 43,737,000 49,844,000 35,941,000 42,067,000 36,100,000 62,015,000 35,308,000 33,100,000 24,286,000 36,580,000 28,097,000 32,140,000 29,072,000 61,000 15,082,000 55,649,000 13,352,000 23,792,000 15,259,000 29,104,000 9,746,000 30,473,000 14,659,000 20,801,000 13,786,000 21,779,000 13,944,000 24,922,000 22,661,000 8,795,000 13,366,000 19,515,000 25,037,000 -11,757,000 11,609,000 -3,764,000    35,564,000 19,992,000 -11,023,000 55,837,000 -7,616,000 -3,067,000 176,964,000 -15,338,000 -8,147,000 -18,427,000 -1,345,000 -6,078,000 -9,764,000 -17,057,000 -15,446,000 -13,539,000 1,581,000 -2,523,000 15,440,000 16,899,000 5,448,000 11,810,000 14,364,000 9,966,000 1,850,000 8,557,000 4,853,000 7,038,000 3,798,000 2,684,000 17,924,000 9,943,000 3,965,000 575,000 4,727,000 17,609,000 13,690,000 4,928,000 7,981,000 5,982,000 
      cash flows from investing activities:
    		                                                                                               
      purchases of property and equipment
    		-5,946,000 -6,507,000 -7,872,000                                                         -10,557,000 -2,009,000 -534,000 -394,000 -761,000 -802,000 -708,000 -1,674,000 -2,685,000 -3,828,000 -1,684,000     -7,528,000 -468,000 -2,216,000 -4,692,000 -1,001,000 -1,212,000 -3,169,000 -2,524,000 -1,421,000 -6,497,000 -3,676,000 -665,000 -1,224,000 -880,000 -1,067,000 -1,033,000 -402,000  -662,000   
      purchases of marketable securities
    		-194,335,000 -212,668,000 -91,168,000 -137,216,000 -53,994,000 -111,617,000 -112,547,000 -135,866,000 -161,048,000 -91,680,000 -45,561,000 -69,980,000 -24,308,000 -17,228,000 -39,433,000 -148,874,000 -85,291,000 -174,027,000 -159,755,000 -243,894,000 -167,542,000 -317,655,000 -169,866,000 -193,583,000 -186,144,000 -146,105,000 -131,601,000 -89,293,000 -113,617,000 0 -79,207,000     0 0   -32,949,000 -27,197,000 -50,886,000 -46,779,000 -40,070,000 -34,141,000 -132,020,000 -34,050,000 -23,958,000 -41,100,000 -23,797,000 -36,699,000 -33,154,000      -94,160,000 -109,657,000 511,325,000 -693,917,000 -136,519,000 -59,821,000 -26,388,000 -13,500,000 -83,508,000 -58,394,000 -58,095,000 -149,315,000 -97,164,000 -236,201,000 -50,793,000 -225,393,000 -152,033,000 -141,425,000 -42,348,000 -27,415,000 -4,000,000 -73,805,000 -25,500,000 -163,025,000 -85,370,000 8,225,000 -6,000,000 40,813,000 -162,494,000 -54,185,000 -161,952,000 -101,846,000 -65,784,000 -105,133,000 -67,993,000 -62,615,000   
      maturities of marketable securities
    		108,427,000 87,953,000 90,675,000 73,968,000 46,105,000 60,039,000 100,717,000 48,387,000 98,312,000 11,021,000 18,134,000 6,284,000 8,034,000 543,000 44,781,000 38,395,000 36,835,000 154,449,000 106,475,000 289,863,000 120,415,000 192,392,000 215,164,000 129,533,000 161,470,000 85,610,000 130,772,000 41,375,000 49,881,000 117,598,000 14,225,000 0 0 5,000,000 27,048,000 24,335,000 3,775,000 27,386,000 54,585,000 31,325,000 11,000,000 30,326,000 40,070,000 32,099,000 35,208,000 25,378,000 26,050,000 22,300,000 33,050,000 31,000,000 33,250,000 33,600,000 23,650,000 42,910,000 82,926,000 46,319,000 145,183,000 62,820,000 78,158,000 -518,151,000 697,070,000 39,562,000 19,493,000 57,269,000 73,672,000 90,493,000     91,034,000 229,757,000 259,252,000 127,050,000 65,184,000 51,634,000 24,879,000 24,494,000 92,648,000 93,906,000 15,017,000 20,571,000 -5,811,000 4,620,000 -55,005,000 133,008,000 73,146,000 123,107,000 123,688,000 63,490,000 92,850,000 53,453,000 58,598,000 59,341,000 105,634,000 
      proceeds from sales of marketable securities
    		    0 22,310,000 63,412,000  30,207,000 63,131,000 24,460,000  72,596,000 0 204,091,000                                                                                 
      proceeds from sale of non-marketable equity security
    		   0 0 0 22,796,000                                                                                         
      net cash from investing activities
    		-91,854,000 -131,222,000 -8,365,000 -69,737,000 -17,759,000 -40,598,000 71,370,000 -88,265,000 65,851,000 -24,277,000 -10,705,000 -65,515,000 50,105,000 -37,367,000 204,756,000 -116,744,000 -95,332,000 144,886,000 -48,465,000 55,680,000 -54,694,000 -133,597,000 42,217,000 -30,565,000 -45,802,000 -63,614,000 -1,493,000 -54,181,000 -66,298,000 119,103,000 -66,660,000 -106,433,000 -2,071,000 7,886,000 25,147,000 20,642,000 -113,418,000 15,105,000 -27,537,000 2,662,000 -1,237,000 -1,410,000 1,076,000 1,074,000 -233,000 -88,851,000 -9,895,000 8,215,000 -8,683,000 5,222,000 -7,027,000 -5,561,000 -11,799,000 -17,293,000 37,236,000   -37,818,000 -61,955,000 -20,469,000 -1,588,000 -97,491,000 -67,672,000 28,120,000 59,370,000 4,727,000 42,432,000 -12,423,000 8,093,000 44,629,000 -148,082,000 177,351,000 29,898,000 -27,278,000 -85,480,000 7,761,000 -5,356,000 14,783,000 15,337,000 67,202,000 -153,817,000 -67,332,000 727,000 -18,681,000 -17,123,000 -25,803,000 4,513,000 -39,688,000 30,949,000 -2,061,000 -12,095,000 -15,629,000 -2,422,000   
      cash flows from financing activities:
    		                                                                                               
      proceeds from issuance of common stock under employee stock plans
    		0                                                                  4,411,000                             
      payments of taxes on restricted stock units
    		-2,643,000 -4,190,000 -30,807,000 -1,028,000 -1,719,000 -869,000 -37,724,000 -1,672,000 -4,735,000 -1,245,000 -30,676,000 -959,000 -1,025,000 -608,000 -15,821,000 -660,000 -1,467,000 -429,000 -8,057,000 -618,000 -1,122,000 -445,000 -7,218,000 -1,358,000 -1,394,000 -485,000 -3,786,000 -802,000 -769,000 -302,000 -4,893,000 -1,574,000 -701,000 -231,000 -2,593,000                                                             
      payments under installment payment arrangements
    		-2,477,000 -3,887,000 -3,799,000 -3,651,000 -3,651,000 -5,017,000 -4,031,000 -4,869,000 -3,392,000 -4,704,000 -3,227,000 -3,906,000 -3,129,000 -4,123,000 -3,220,000 -2,646,000 -2,658,000 -4,049,000 -3,119,000  -2,552,000                                                                           
      payment of deferred purchase consideration from acquisition
    		   0 0   0 0                                                                                       
      repurchase and retirement of common stock
    		0 -3,653,000 -2,157,000  -50,000,000 -12,500,000 -50,812,000                                                      -68,812,000 -26,473,000       0 -24,921,000                          
      net cash from financing activities
    		-5,120,000 -7,987,000 -36,763,000 -2,661,000 -55,274,000 -17,705,000 -92,347,000 -4,244,000 -107,083,000 -4,086,000 -54,210,000 -2,513,000 -158,536,000 -25,979,000 -175,907,000 649,000 -3,322,000 -101,280,000 -10,256,000 -51,332,000 -3,471,000 -619,000 -5,764,000 -2,051,000 -1,715,000 3,638,000 -170,000 1,038,000 -78,847,000 4,201,000 -54,076,000 89,839,000 1,516,000 -44,374,000 -536,000 -6,963,000 4,173,000 4,411,000 4,144,000 -97,518,000 895,000 7,519,000 1,326,000 930,000 2,387,000 -168,097,000 1,264,000 1,977,000 135,868,000 2,990,000 -54,000 96,000 529,000 973,000 60,000  4,314,000 9,335,000 3,183,000 -98,811,000 -63,739,000 31,841,000 4,398,000 28,571,000 150,403,000 5,507,000 -28,573,000 -5,504,000 12,152,000 -25,542,000 11,831,000 3,151,000 -400,000 -7,001,000 -400,000 85,000 14,129,000 21,990,000 -40,010,000 -84,024,000 4,035,000 219,718,000 10,593,000 -6,112,000 -9,325,000 28,278,000 14,413,000 -12,720,000 5,288,000 -10,870,000 1,253,000 -7,568,000 -6,622,000   
      effect of exchange rate changes on cash and cash equivalents
    		-14,000 424,000 124,000  361,000 -155,000 -295,000  -589,000 235,000 191,000  -1,465,000 -830,000 -224,000 -51,000 -194,000 -24,000 -144,000 263,000 262,000 33,000 -452,000 0    -192,000 -239,000 -1,041,000 483,000 503,000 379,000 884,000 373,000 -774,000 -226,000           32,000                                                
      net increase in cash and cash equivalents
    		-8,559,000 -44,426,000 32,410,000  -10,598,000 11,964,000 17,847,000                    27,098,000   125,923,000 -103,483,000 43,499,000 15,138,000 -10,248,000 42,161,000  -98,532,000 51,382,000 -7,135,000 -72,789,000 15,076,000 29,910,000 17,441,000 28,440,000 26,115,000 -247,005,000 7,880,000 30,735,000 152,685,000 -1,939,000 8,231,000    26,304,000   -33,028,000 -2,935,000 -116,339,000 -66,385,000 111,848,000 -78,218,000 49,305,000 192,148,000 9,597,000   6,931,000 5,470,000 -149,867,000 182,197,000 30,285,000 -16,528,000 -61,467,000 13,751,000 22,797,000 55,832,000 -13,753,000 -13,785,000 -138,092,000 159,711,000 19,867,000 -14,524,000 -20,117,000 21,079,000 30,133,000 -47,485,000 37,882,000 -7,181,000 7,202,000     
      cash and cash equivalents at beginning of period
    		0 0 99,775,000  0 0 94,767,000                    116,252,000   0 225,844,000  0 0 135,294,000  0 0 143,764,000  0 0 154,126,000  0 0 338,696,000  0 0 148,984,000  0 0 162,244,000 0 0 215,262,000  0 0 289,073,000  0 0 116,241,000 0 0 0 119,391,000 0 0 0 73,304,000 0 0 0 42,391,000 0 0 0 48,310,000 0 0 0 42,005,000 0 0 0 28,656,000 21,454,000  0 0 44,195,000 
      cash and cash equivalents at end of period
    		-8,559,000 -44,426,000 132,185,000  -10,598,000 11,964,000 112,614,000                    143,350,000    122,361,000  15,138,000 -10,248,000 177,455,000  -98,532,000 51,382,000 136,629,000  15,076,000 29,910,000 171,567,000  26,115,000 -247,005,000 346,576,000  152,685,000 -1,939,000 157,215,000  -378,000 -35,964,000 188,548,000 -18,960,000 -2,430,000 182,234,000  -116,339,000 -66,385,000 400,921,000  49,305,000 192,148,000 125,838,000 9,455,000 -25,006,000 6,931,000 124,861,000 -149,867,000 182,197,000 30,285,000 56,776,000 -61,467,000 13,751,000 22,797,000 98,223,000 -13,753,000 -13,785,000 -138,092,000 208,021,000 19,867,000 -14,524,000 -20,117,000 63,084,000 30,133,000 -47,485,000 37,882,000 21,475,000 28,656,000  -3,362,000 4,879,000 29,465,000 
      non-cash investing and financing activities:
    		                                                                                               
      property and equipment received and accrued in accounts payable and other liabilities
    		-25,270,000 17,267,000 8,716,000                                                                                             
      operating lease right-of-use assets obtained in exchange for operating lease obligations
    		   1,468,000 297,000 1,372,000 1,662,000 1,417,000    268,000 362,000                                                                                   
      non-cash operating, investing and financing activities:
    		                                                                                               
      non-cash interest expense and amortization of convertible debt issuance costs
    		           10,000 46,000 46,000 105,000 1,954,000 1,927,000 1,901,000 1,874,000 1,849,000 1,823,000 1,798,000 1,773,000 1,750,000 1,725,000 1,701,000 1,678,000 1,656,000 2,191,000 2,716,000 2,680,000 2,254,000 1,801,000 1,774,000 1,749,000 1,724,000 1,699,000 1,675,000 1,651,000 1,628,000 1,604,000 1,581,000 1,559,000 1,537,000 1,515,000 5,469,000 6,242,000 5,927,000 5,135,000 4,145,000 4,089,000 3,839,000 3,789,000 3,557,000 3,510,000 3,254,000 3,056,000 3,016,000 2,834,000 2,797,000 1,584,000 3,860,000 5,666,000 5,513,000 2,775,000 2,670,000                              
      loss on extinguishment of debt
    		           0 17,129,000 0 66,497,000                                                                                 
      loss on fair value adjustment of derivatives
    		       0 0 0 240,000 0 2,302,000 0 8,283,000                                                                                 
      gain on divestiture
    		       59,000                                                                                        
      gain on sale of non-marketable equity security
    		                                                                                               
      gain on sale of equity security
    		                                                                                               
      change in operating assets and liabilities, net of effects of acquisition/disposition:
    		                                                                                               
      prepaid expenses and other assets
    		               753,000 1,222,000 1,099,000 3,589,000 -146,000 339,000 -5,000 1,854,000 -468,000 -104,000 5,789,000 -1,153,000 -355,000 -1,114,000 -379,000 -2,236,000  1,708,000 451,000 4,665,000  -2,031,000 542,000 -2,398,000  -1,630,000 -670,000 -1,436,000  -431,000 -1,100,000 -183,000  2,735,000 198,000 2,965,000  1,636,000   3,065,000                                        
      acquisition of intangible assets
    		           0 0 0 -3,000,000                 0                -156,000 0 -625,000 -1,875,000 0       -2,260,000 -3,250,000   -950,000 0 0 -1,550,000 0 0 0 -300,000        -1,000,000                  
      proceeds from sale of marketable securities
    		               0 52,499,000 166,214,000 8,332,000 18,640,000 452,000   4,758,000        0 0   0 6,000,000   5,246,000 16,486,000 20,048,000 6,600,000 7,297,000 0              147,000                                     
      proceeds from divestiture
    		       0                                                                                        
      proceeds from sale of equity security
    		                           0 0                                                                   
      acquisition of businesses, net of cash acquired
    		               0                                                                                
      proceeds received from issuance of common stock under employee stock plans
    		     3,131,000 220,000 2,497,000 1,369,000 4,313,000 771,000 2,361,000 45,000 3,409,000 321,000 3,955,000 816,000 3,266,000 920,000 3,404,000 203,000 3,875,000 4,005,000 3,356,000 1,529,000 5,363,000 4,856,000 2,136,000 3,416,000 4,792,000 1,058,000 5,034,000 2,447,000 6,098,000 2,247,000 3,159,000 4,018,000 4,460,000 3,799,000 3,702,000 1,028,000 7,629,000 1,424,000 2,743,000 2,481,000 4,503,000 1,352,000 3,781,000 1,556,000   2,375,000 558,000 1,107,000 63,000 1,529,000 4,690,000 3,263,000 5,615,000 1,412,000 5,823,000 3,664,000 4,398,000 6,634,000 4,153,000 5,507,000   12,152,000 629,000                          
      payments for settlement and repurchase of convertible senior notes
    		       0 0 0 -10,381,000                                                                                     
      proceeds from retirement of convertible senior note hedges
    		           0 19,314,000 0 72,415,000                                                                                 
      payments for settlement of warrants
    		       0 0 0 -10,697,000                                                                                     
      repurchase and retirement of common stock, including prepayment under accelerated share repurchase program
    		       -200,000    -9,000    0 -13,000                                                                               
      effect of exchange rate changes on cash, cash equivalents and restricted cash
    		                                                                                               
      net increase in cash, cash equivalents and restricted cash
    		       -37,190,000 9,767,000 22,314,000 -25,818,000 -16,227,000 -29,905,000 -7,677,000 71,239,000 -43,978,000 -52,851,000 95,176,000 -19,407,000   -72,168,000 73,259,000                                                                         
      cash, cash equivalents and restricted cash at beginning of year
    		                                                                                               
      cash, cash equivalents and restricted cash at end of year
    		                                                                                               
      supplemental disclosure of cash flow information:
    		                                                                                               
      cash paid during the period for:
    		                                                                                               
      interest
    		                                                                                               
      income taxes, net of refunds
    		                                                                                               
      issuance of common stock in connection with the payments of earn-out related to the plda group acquisition
    		                                                                                               
      reconciliation of the cash, cash equivalents and restricted cash balances as shown in the consolidated statement of cash flows:
    		                                                                                               
      cash and cash equivalents
    		       -37,190,000 9,767,000 22,314,000 99,876,000 -16,225,000 -29,901,000 -7,669,000 179,129,000 -43,980,000 -52,860,000 95,177,000 109,554,000 46,671,000 -13,800,000   10,338,000                                                                        
      restricted cash
    		           -2,000 -4,000 -8,000 374,000 2,000 9,000 -1,000 363,000 7,000 16,000   2,000                                                                        
      cash, cash equivalents and restricted cash
    		       -37,190,000 9,767,000 22,314,000 99,876,000 -16,227,000 -29,905,000 -7,677,000 179,503,000 -43,978,000 -52,851,000 95,176,000 109,917,000 46,678,000 -13,784,000   10,340,000                                                                        
      change in operating assets and liabilities, net of effects of disposition:
    		                                                                                               
      purchases of property, plant, and equipment
    		    -9,870,000 -11,330,000 -3,008,000  -7,967,000 -6,749,000 -7,738,000  -6,217,000 -4,750,000 -1,683,000  -2,260,000 -1,750,000 -3,517,000  -8,019,000                                                                           
      property, plant and equipment received and accrued in accounts payable and other liabilities
    		    -5,355,000 3,169,000 3,696,000 -4,245,000 -7,243,000 -4,278,000 37,534,000 6,495,000 -5,356,000 23,658,000 14,238,000 1,126,000 1,089,000 -4,490,000 15,210,000  2,632,000 -6,836,000 33,190,000    6,828,000    286,000  1,118,000 24,000 152,000  1,098,000 -584,000 830,000  -135,000 429,000 248,000  596,000                                                   
      issuance of common stock in connection with the payment of year 1 earn-out related to the plda acquisition
    		                                                                                               
      issuance of common stock in connection with the payment of year 1 earn-out related to the plda group acquisition
    		        0 0 5,022,000                                                                                     
      purchases of property, plant and equipment
    		                      -1,950,000 -2,311,000 -1,378,000 -2,119,000 -664,000 -2,913,000 -2,562,000 -3,599,000 -1,688,000 -3,941,000 -1,962,000 -1,564,000 -1,918,000 -3,806,000 -1,193,000 -1,958,000 -1,599,000 -1,383,000 -1,632,000 -2,022,000 -1,095,000 -1,611,000 -1,300,000 -1,148,000 -3,145,000 -996,000 -633,000 -1,606,000 -3,703,000 -6,007,000      -6,478,000                                      
      issuance of common stock in connection with the payments of year 1 and year 2 earn-out related to the plda group acquisition
    		                                                                                               
      common stock issued pursuant to acquisition
    		                                                                                               
      gain on fair value of equity security
    		                                                                                               
      acquisition of business, net of cash acquired
    		            0                         0 -80,523,000                                                         
      cash, cash equivalents and restricted cash at beginning of period
    		        0 0 125,694,000  0 0 108,264,000  0 0 129,324,000  0 0 102,518,000                                                                         
      cash, cash equivalents and restricted cash at end of period
    		        9,767,000 22,314,000 99,876,000  -29,905,000 -7,677,000 179,503,000  -52,851,000 95,176,000 109,917,000  -13,784,000 -72,168,000 175,777,000                                                                         
      reconciliation of the cash, cash equivalents and restricted cash balances as of september 30, 2023 and december 31, 2022:
    		                                                                                               
      change in operating assets and liabilities, net of effects of acquisition:
    		                                                                                               
      reconciliation of the cash, cash equivalents and restricted cash balances as of june 30, 2023 and december 31, 2022:
    		                                                                                               
      amortization of convertible debt issuance costs
    		          3,000                                                                                     
      loss on equity investment
    		          362,000 414,000 240,000 298,000 324,000 354,000 264,000 253,000 200,000 226,000 203,000 106,000 212,000 272,000 249,000 94,000 81,000                                                                     
      realized income from sale of marketable securities
    		           0 450,000 0 688,000                                                                                 
      gain on disposal of property, plant and equipment
    		           9,000 -1,000 -3,000 -6,000                                                                                 
      reconciliation of the cash, cash equivalents and restricted cash balances as of march 31, 2023 and december 31, 2022:
    		                                                                                               
      settlement of working capital adjustment from disposal of business
    		                   0 0 0 -1,131,000                                                                         
      repurchase of convertible senior notes
    		           0 -58,949,000 -24,657,000 -174,454,000                                                                                 
      payments for retirement of warrants
    		           0 -14,380,000 0 -55,148,000                                                                                 
      reconciliation of the cash, cash equivalents and restricted cash balances as shown on the consolidated statement of cash flows:
    		                                                                                               
      reconciliation of the cash, cash equivalents and restricted cash balances as of september 30, 2022 and december 31, 2021:
    		                                                                                               
      reconciliation of the cash, cash equivalents and restricted cash balances as of june 30, 2022 and december 31, 2021:
    		                                                                                               
      reconciliation of the cash, cash equivalents and restricted cash balances as of march 31, 2022 and december 31, 2021:
    		                                                                                               
      loss on divestiture
    		                                                                                               
      (gain) loss on disposal of property, plant and equipment
    		                                                                                               
      change in operating assets and liabilities, net of effects of acquisitions and divestiture:
    		                                                                                               
      proceeds from divestiture, net of cash disposed
    		                                                                                               
      proceeds from sale of property and property, plant and equipment
    		                                                                                               
      investment in privately-held companies
    		                                                                                               
      change in operating assets and liabilities, net of effects of acquisitions:
    		                                                                                               
      reconciliation of the cash, cash equivalents and restricted cash balances as of september 30, 2021 and december 31, 2020:
    		                                                                                               
      loss on disposal of property, plant and equipment
    		                                                                                               
      reconciliation of the cash, cash equivalents and restricted cash balances as of june 30, 2021 and december 31, 2020:
    		                                                                                               
      reconciliation of the cash, cash equivalents and restricted cash balances as of march 31, 2021 and december 31, 2020:
    		                                                                                               
      non-cash restructuring
    		                           0 0 0 670,000                 0 0 0 653,000                                             
      gain from sale of marketable equity security
    		                           0 0                                                                   
      gain from sale of assets held for sale
    		                           0 0                                                                   
      (gain) income from disposal of property, plant and equipment
    		                          98,000      -11,000                                                               
      proceeds from sale of assets held for sale
    		                           0 0                                                                   
      repayment of 1.125% convertible notes
    		                                                                                               
      payments under installment payment arrangement
    		                      -2,551,000 -4,049,000 -1,850,000 -1,240,000 -1,240,000                 -1,717,000 0 -28,000 -28,000 -1,745,000 -28,000 -28,000 -28,000 -1,774,000      -250,000 -2,724,000 -400,000 -750,000 -400,000     0 0 0 -1,250,000                          
      principal payments against financing lease obligation
    		                                                                                               
      property, plant and equipment received and accrued in accounts payable and other accrued liabilities
    		                                              280,000 5,657,000 140,000 -54,000 166,000 -977,000 -1,076,000 -131,000 3,893,000   2,362,000                                      
      impairment of assets held for sale
    		                        -1,853,000                                                                       
      (gain) income from disposal of property, plant, and equipment
    		                                                                                               
      investment in privately-held company
    		                       0 0                                                                       
      proceeds from sale of property, plant and equipment
    		                            0 0 10,000  11,000 0 17,000                                                             
      less: net decrease in cash classified within assets held for sale
    		                        0                                                                       
      net decrease in cash, cash equivalents and restricted cash
    		                                                                                               
      non-cash investing and financing activities during the period:
    		                                                                                               
      the following table provides a reconciliation of the cash, cash equivalents and restricted cash balances as of september 30, 2020 and december 31, 2019:
    		                                                                                               
      income from disposal of property, plant, and equipment
    		                                                                                               
      the following table provides a reconciliation of the cash, cash equivalents and restricted cash balances as of june 30, 2020 and december 31, 2019:
    		                                                                                               
      income from disposal of property, plant and equipment
    		                       16,000 -12,000    471,000                                                                   
      the following table provides a reconciliation of the cash, cash equivalents and restricted cash balances as of march 31, 2020 and december 31, 2019:
    		                                                                                               
      deferred tax benefit
    		                                               1,314,000 -270,000 612,000 263,000 3,767,000      -46,000 -680,000 -49,000 -20,000 -29,000        -6,113,000                          
      accrued salaries and benefits and other accrued liabilities
    		                                              -6,682,000 1,673,000 2,029,000 -15,025,000 4,209,000 -2,167,000   1,502,000   -24,502,000 7,712,000 7,506,000 3,584,000 9,248,000 -3,745,000 3,012,000 -1,749,000 -1,024,000 -397,000 1,302,000 -3,546,000 581,000                          
      acquisitions of businesses, net of cash acquired
    		                                                                                               
      proceeds from issuance of 1.375% convertible notes
    		                                                                                               
      issuance costs related to issuance of 1.375% convertible notes
    		                                                                                               
      payments for convertible note hedges
    		                                                                                               
      proceeds from issuance of warrants
    		                                                                                               
      the following table provides a reconciliation of the cash, cash equivalents and restricted cash balances as of december 31, 2019, december 31, 2018 and december 31, 2017:
    		                                                                                               
      adjustments to reconcile net income to net cash from operating activities, net of impact of acquisition:
    		                                                                                               
      principal payments against lease financing obligation
    		                            -287,000 -258,000 -241,000  -230,000 -205,000 -190,000  -181,000 -155,000 -140,000  -133,000 -110,000 -98,000  -94,000 -72,000 -60,000  -57,000 -36,000 -26,000       -417,000                                      
      repayment of 1.125% convertible notes due 2018
    		                                                                                               
      repurchase and retirement of common stock, including prepayment under acceleratedshare repurchase program
    		                            0 -31,000 -50,000,000  0                                                               
      the following table provides a reconciliation of the cash, cash equivalents and restricted cash balances as of september 30, 2019 and december 31, 2018:
    		                                                                                               
      impairment of in-process research and development intangible asset
    		                                                                                               
      change in contingent consideration liability
    		                                                                                               
      excess tax benefits from stock-based compensation
    		                                   -269,000 -336,000                                                           
      income from sale of property and property, plant and equipment
    		                                                                                               
      effect of exchange rate on assumed cash liability from acquisition
    		                                   -573,000 -361,000                                                           
      payment of additional purchase consideration from acquisition
    		                                                                                               
      cash and cash equivalents at beginning of year
    		                                                                                               
      cash and cash equivalents at end of year
    		                                                                                               
      unrealized gain on marketable equity security
    		                              -155,000                                                                 
      gain from disposal of property, plant and equipment
    		                              -45,000                                                                 
      non-cash investing activities during the period:
    		                                                                                               
      (gain) income from sale of intellectual property and property, plant and equipment
    		                                                                                               
      prepaids and other assets
    		                                                      4,200,000   -343,000 2,963,000 3,532,000 -1,878,000 26,000 -780,000 1,424,000 -825,000 1,185,000 187,000 1,154,000 2,226,000 -3,472,000                          
      proceeds from sale of intellectual property and property, plant and equipment
    		                                       423,000 106,000                                                       
      re-measurement of investment upon initial public offering
    		                                                                                               
      change in operating assets and liabilities, net of impact of acquisitions:
    		                                                                                               
      non-cash financing activities during the period:
    		                                                                                               
      additional purchase consideration from acquisition
    		                                    -697,000                                                           
      gain from sale of property, plant and equipment
    		                                  -13,000                                                             
      impairment of investment in non-marketable equity security
    		                                           0    0 0                                               
      gain from sale of intellectual property and property, plant and equipment
    		                                    8,000 0 -37,000 -413,000 -106,000                                                       
      repayment of senior convertible notes
    		                                                                                               
      net decrease in cash and cash equivalents
    		                                                   -3,222,000                                            
      incremental tax benefits from stock-based compensation
    		                                      -485,000                                                         
      assumed cash liability from acquisition
    		                                      12,100,000                                                         
      impairment of goodwill and long-lived assets
    		                                               9,681,000    0                                            
      proceeds from issuance of convertible senior notes
    		                                               0               0 22,500,000                                
      issuance costs related to issuance of convertible senior notes
    		                                                                                               
      repayment of convertible senior notes
    		                                            0              0 0 0 -136,950,000                                  
      gain from sale of intellectual property
    		                                          -2,267,000 -3,359,000 0 0 -170,000 0 0                                               
      proceeds from sale of intellectual property
    		                                          2,280,000  0 1,250,000 1,250,000  0                                               
      deferred tax provision
    		                                                               -85,000 -26,000 95,000  -25,000                            
      accrued litigation expenses
    		                                               -522,000 -653,000 -8,583,000 434,000 -213,000   306,000 2,195,000 2,891,000 684,000 170,000 858,000 -1,523,000 -592,000 -1,073,000 -2,372,000 1,297,000 -6,970,000 629,000 1,893,000 -12,354,000 -2,137,000                          
      non-cash obligation for property, plant and equipment
    		                                                   504,000 0 1,513,000 495,000                                         
      issuance costs related to the issuance of convertible senior notes
    		                                                              0 -563,000                                
      non-cash acquisition of patents
    		                                                                                               
      payment to redeem contingently redeemable common stock pursuant to the settlement agreement with samsung
    		                                                                                               
      proceeds from landlord for tenant improvements
    		                                                       1,803,000 258,000 6,739,000                                      
      common stock, net, issued pursuant to acquisition
    		                                                                                               
      gain on sale of assets
    		                                                  -1,282,000                                             
      proceeds from sale of assets
    		                                                  2,000,000                                             
      intangible assets acquired under installment payment arrangement
    		                                                      1,050,000    169,000 -400,000 -800,000 1,531,000                                  
      remaining purchase consideration for acquisition of business
    		                                                      3,881,000                                         
      loss on sale of marketable security
    		                                                          4,000 11,000                                    
      proceeds received from issuance of contingently redeemable common stock and common stock pursuant to the settlement agreement with samsung
    		                                                          0 0 0 192,000,000                                  
      repurchase and retirement of common stock, including prepayment under share purchase contract
    		                                                                                               
      proceeds from sale of marketable security
    		                                                       0                                        
      change in assets and liabilities, net of effects of acquisition:
    		                                                                                               
      non-cash investing activities and financing activities:
    		                                                                                               
      payment to redeem contingently redeemable common stock
    		                                                                                               
      prepayment under share purchase contract
    		                                                                                               
      acquisitions, net of cash acquired
    		                                                                                               
      change in assets and liabilities:
    		                                                                                               
      impairment of intangible assets
    		                                                                                               
      restructuring costs
    		                                                                  0                             
      gain on repurchase of convertible notes
    		                                                                              -5,401,000                 
      impairment of investments
    		                                                              0 0 0 164,000                              
      recoveries of restatement and related legal activities
    		                                                                                               
      acquisition of businesses
    		                                                                                               
      investment in non-marketable security
    		                                                                                               
      effect of exchange rates on cash and cash equivalents
    		                                                                  0 0 -85,000 145,000 -77,000 114,000 10,000 22,000 -14,000 -11,000 -2,000 3,000 -47,000 -25,000 -36,000 -52,000 88,000 -26,000 -29,000 15,000 40,000 78,000 3,000 -10,000 33,000 -21,000 92,000   
      non-cash investing activities:
    		                                                                                               
      non-cash financing activities
    		                                                                                               
      property, plant and equipment received and accrued in other long-term liabilities
    		                                                                                               
      impairment of investment
    		                                                                                               
      increase in restricted cash
    		                                                           -58,000 -3,000 -22,000    -5,000   18,349,000 -18,475,000  68,000 -6,000 -6,000                      
      acquisition of business
    		                                                                          0 0   0 -20,000                
      repurchase of common stock
    		                                                                             -20,956,000 -13,166,000 0 0 -75,000,000 0 -7,626,000   -2,000 -15,124,000 0 -14,703,000  -7,625,000 -7,926,000   
      increase in non-cash obligation for construction in progress
    		                                                           0 0 800,000                                  
      fixed assets acquired under installment payment arrangement in a business acquisition
    		                                                           0                                    
      loss on disposal of property and equipment
    		                                                                  61,000 5,000       243,000 0                    
      decrease (increase) in restricted cash
    		                                                                          -6,000                     
      proceeds from sale of property and equipment
    		                                                                                               
      repurchase of convertible notes
    		                                                                              -28,875,000                 
      cash paid for interest
    		                                                                                               
      cash paid for income taxes
    		                                                                                               
      cash received from income tax refunds
    		                                                                                               
      investment in non-marketable securities
    		                                                                                               
      loss on disposal of property plant and equipment
    		                                                                                               
      increases in deferred revenue
    		                                                                 650,000 -419,000 -3,054,000 2,179,000 3,078,000 -16,853,000 6,865,000 6,698,000 5,554,000 5,733,000 6,335,000 4,531,000 5,627,000 3,475,000 6,738,000 3,693,000 3,478,000 1,872,000 5,697,000 1,097,000 5,450,000 13,122,000 3,088,000        
      decreases in deferred revenue
    		                                                                 -692,000 -66,000 2,892,000 -3,454,000 -2,035,000 14,080,000 -6,388,000 -8,354,000 -6,403,000 -7,504,000 -3,928,000 -6,963,000 -5,564,000 -7,053,000 -8,535,000 -7,789,000 -8,540,000 -7,987,000 -10,213,000 -7,266,000 -7,029,000 -6,553,000 -5,955,000        
      property and equipment received and accrued in accounts payable and other accrued liabilities
    		                                                                 173,000 540,000 -2,278,000 -2,471,000 4,838,000                          
      proceeds receivable from issuance of common stock under employee stock plans
    		                                                                    -4,209,000 4,237,000                          
      amortization of intangible assets and convertible note issuance costs
    		                                                                                               
      impairment of intangible asset
    		                                                                  0                             
      recovery of restatement and related legal activities
    		                                                                                               
      write-off of cost-based investment
    		                                                                                               
      accounts receivable and unbilled receivables
    		                                                                  927,000 -246,000 5,212,000 -5,476,000 1,261,000 224,000 -2,266,000 1,455,000 -1,154,000 1,218,000                    
      purchases of leasehold improvements
    		                                                                          -1,705,000 -1,045,000                    
      property and equipment acquired under installment payment arrangement
    		                                                                              0 0                
      taxes paid
    		                                                                                          1,781,000 -758,000 1,325,000 1,231,000 1,305,000 
      taxes refunded
    		                                                                                               
      change in operating assets and liabilities, net of effect of business acquisitions:
    		                                                                                               
      maturities of or proceeds from the sale of marketable securities
    		                                                                   47,183,000 142,887,000 162,252,000                          
      cash paid for acquisition of business
    		                                                                       -484,000                        
      decrease in restricted cash
    		                                                                                               
      repurchase and retirement of company common stock
    		                                                                                               
      net increase(decrease) in cash and cash equivalents
    		                                                                                               
      amortization of intangible assets and note issuance costs
    		                                                                      1,323,000 1,323,000 1,320,000 1,320,000 3,897,000 1,513,000   1,346,000                 
      tax benefit from equity incentive plans
    		                                                                                               
      net proceeds from issuance of common stock under employee stock plans
    		                                                                                               
      net proceeds from issuance of convertible notes
    		                                                                              0                 
      loss on disposal of assets
    		                                                                                               
      tax shortfall from equity incentive plans
    		                                                                                               
      prepaids, deferred taxes and other assets
    		                                                                       -3,393,000 -1,998,000 -7,407,000 5,504,000 1,533,000 -1,487,000 -13,490,000 5,194,000 9,505,000 480,000 883,000 54,562,000 -6,295,000 -388,000 -16,922,000 -10,667,000 -324,000 -5,896,000 -1,701,000 1,415,000 5,180,000 500,000 1,847,000 2,975,000 
      accounts and income taxes payable, accrued salaries and benefits, and other accrued liabilities
    		                                                                                               
      purchases of property and equipment and leasehold improvements
    		                                                                                               
      purchase of intangible assets
    		                                                                           0       -15,000             
      cash flows from financing activies:
    		                                                                                               
      payments under installment arrangement
    		                                                                       3,151,000 -400,000 -7,001,000  0 0 -400,000                  
      net proceeds from issuance of common stock under equity incentive plans
    		                                                                                               
      accounts and taxes payable, accrued salaries and benefits and other accrued liabilities
    		                                                                        -4,964,000 14,565,000 6,606,000 8,481,000 10,198,000 6,476,000 219,000 -5,396,000 1,332,000 4,227,000     716,000 -1,173,000 -2,250,000 3,123,000      
      purchases of property, equipment and leasehold improvements
    		                                                                        -3,300,000 -2,289,000                      
      non-cash investing activity:
    		                                                                                               
      increase in goodwill due to earn-out on gda acquisition
    		                                                                        -655,000 1,139,000                      
      trade-in proceeds on disposition of fixed assets
    		                                                                                               
      tax benefit (shortfall) from equity incentive plans
    		                                                                          -3,780,000 0                    
      gain on sale of investment
    		                                                                                  0 0 -432,000 -3,166,000          
      proceeds from sale of investment
    		                                                                                  0 0 732,000 4,866,000          
      net proceeds from issuance of common stock under stock options and employee stock purchase plan
    		                                                                          0 85,000                    
      adjustments to reconcile net income to net cash from operating
    		                                                                                               
      repurchase and retirement of common stcok
    		                                                                                               
      net proceeds from the issuance of convertible notes
    		                                                                                               
      non-cash disclosure:
    		                                                                                               
      amortization of intangible assets and debt issuance costs
    		                                                                             1,492,000   1,470,000 1,163,000              
      tax benefit of stock option exercises
    		                                                                             12,362,000 786,000 405,000 1,627,000 774,000 10,768,000 6,820,000 1,628,000 20,247,000  1,838,000 2,995,000 2,151,000      
      increase in restricted investments
    		                                                                             -19,000    -9,000    -518,000    -334,000      
      net proceeds from issuance of common stock
    		                                                                             43,346,000    1,968,000 10,593,000 1,514,000 4,702,000 28,278,000 14,415,000 2,404,000 5,288,000 3,833,000 1,253,000  1,304,000 594,000 1,568,000 
      net proceeds from the issuance of convertible debt
    		                                                                                               
      non-cash disclosure
    		                                                                                               
      property and equipment acquired under installment payment plan
    		                                                                             400,000                  
      decrease in valuation allowance related to investments
    		                                                                                         -1,231,000      
      decrease (increase) in restricted investments
    		                                                                              -5,000 28,000   -251,000 265,000   -10,000 37,000   590,000 1,000 -324,000 -244,000 1,596,000 
      purchase of investment
    		                                                                                      0 0 0 -400,000      
      intellectual property rights received on disposition of investment
    		                                                                                      0 0 0 500,000      
      gain on sale of investments
    		                                                                                               
      amortization of deferred stock-based compensation
    		                                                                               267,000 1,281,000 1,141,000              
      net proceeds from issuance of common stock under stock option plan and stock purchase plan
    		                                                                               89,000                
      net proceeds from issuance of convertible note
    		                                                                                               
      net proceeds from issuance of convertible debt
    		                                                                                 292,750,000              
      increase in valuation allowance related to investments
    		                                                                                      -545,000 0    0    
      amortization of deferred compensation
    		                                                                                           0 0 -230,000 70,000 
      amortization of goodwill
    		                                                                                           86,000 67,000 66,000 67,000 
      non-cash investment and financing activities
    		                                                                                               
      accounts payable, accrued salaries and benefits and other accrued liabilities
    		                                                                                   2,541,000 1,566,000 881,000          
      tax benefit (cost) of stock option exercises
    		                                                                                          -148,000 -39,000 -24,000   
      gain on sale of securities
    		                                                                                           0    
      proceeds from investment
    		                                                                                      0 0 2,457,000 2,000,000      
      purchase of certain intangible assets of velio
    		                                                                                               
      increases to deferred revenue
    		                                                                                         15,555,000      
      decreases to deferred revenue
    		                                                                                         -15,217,000      
      accounts and taxes payable, accrued payroll and other liabilities
    		                                                                                          -94,000 2,707,000 -748,000   
      non-cash employee stock-related compensation
    		                                                                                               
      purchase of property and equipment
    		                                                                                               
      acquired interfaces rights
    		                                                                                               
      purchase of investments
    		                                                                                               
      sale of investments
    		                                                                                               
      cash flow from financing activities:
    		                                                                                               
      proceeds from issuance of common stock
    		                                                                                               
      deferred compensation upon acquisition of technology rights
    		                                                                                               
      purchases of investments
    		                                                                                               
      sales of investments
    		                                                                                               
    The information provided in this report is taken from www.sec.gov and many other data providers. While we have conducted our best efforts to ensure that the parsed data is accurate, we cannot guarantee its accuracy. Please use caution and understand that any consequences of its use are your own responsibility.