7Baggers

Geron Corporation
(NASDAQ:GERN) 

GERN stock logo

Geron Corporation, a late-stage clinical biopharmaceutical company, focuses on the development and commercialization of therapeutics for hematologic myeloid malignancies. It develops imetelstat, a telomerase inhibitor that is in Phase 3 clinical trials, which inhibits the uncontrolled proliferation ...

Founded: 1990
Full Time Employees: 45
Sector: Healthcare
Industry: Biotechnology

Share this website to your friends
• Market Cap:
• Exchange:
• Shs Outstanding:
• Employees:
• Beta:
• Return on Equity (ROE) ttm:
• Return on Assets (ROA) ttm:
• EPS ttm:
• Book value per Share:
• Cash per Share:
• Current ast per Share:
• P/E ttm:
• P/E forward:
• P/E ttm high:
• P/E ttm low:
• P/S ttm:
• P/B ttm:
• P/FCF ttm:
• PEG ratio:
• Cash Ratio ttm:
• Quick Ratio ttm:
• Current Ratio ttm:
• Gross Mgn ttm:
• EBITDA Mgn ttm:
• Operating Mgn ttm:
• Net Income Mgn ttm:
• Trailing Div yield:
• Forward Div yield:
• Payout Ratio ttm:
• Ex-Dividend date:
• Target Price High:
• Target Price Low:
• Target Price Mean:
• Number of Analysts:
• Debt Ratio ttm:
• Debt to Equity ttm:
• Total Net Debt:
At a glance:
Bull Thesis:
Bear Thesis:
Main Competitors:
Moat:
Income Statements:
Quarterly
Annual
    Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-09-30 2016-06-30 2016-03-31 2015-09-30 2015-06-30 2015-03-31 2014-09-30 2014-06-30 2014-03-31 2013-09-30 2013-06-30 2013-03-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-09-30 2008-06-30 2007-12-31 2007-09-30 2007-06-30 2007-03-31 2006-12-31 2006-09-30 2006-06-30 2005-09-30 2005-06-30 2005-03-31 2004-09-30 2004-06-30 2004-03-31 2003-12-31 2003-09-30 2003-06-30 2003-03-31 2002-09-30 2002-06-30 2002-03-31 
                                                                                           
      revenues:
                                                                                           
      product revenue
    51,771,000 48,013,000 47,167,000 49,007,000 39,436,000 47,506,000 28,209,000 780,000                                                                                
      royalties
    66,000 2,000 60,000 29,000 167,000 117,000 62,000 102,000 304,000 53,500 164,000 29,000 21,000    123,000                                                                       
      total revenues
    51,837,000 33,966,500 47,227,000 49,036,000 39,603,000 7,364,250 28,271,000 882,000                              5,108,000   35,363,000         636,000 130,000 1,254,000 251,000 220,000 462,000 1,505,000 1,098,000 546,000 1,001,000 918,000 605,000 494,000 183,000 444,000 544,000 367,000 198,000 4,687,000 1,130,000 889,000 916,000 4,066,000 723,000 786,000 673,000 4,671,000  101,000  248,000        
      yoy
    30.89% 361.24% 67.05% 5459.64%                                              189.09% -71.86% -16.68% -77.14% -59.71% -53.85% 63.94% 81.49% 10.53% 446.99% 106.76% 11.21% 34.60% -7.58% -90.53% -51.86% -58.72% -78.38% 15.27% 56.29% 13.10% 36.11% -12.95%  678.22%  1783.47%            
      qoq
    52.61% -28.08% -3.69% 23.82% 437.77% -73.95% 3105.33%                                           389.23% -89.63% 399.60% 14.09% -52.38% -69.30% 37.07% 101.10% -45.45% 9.04% 51.74% 22.47% 169.95% -58.78% -18.38% 48.23% 85.35% -95.78% 314.78% 27.11% -2.95% -77.47% 462.38% -8.02% 16.79% -85.59%             
      costs and operating expenses:
                                                                                           
      cost of goods sold
    1,692,000 1,306,000 1,043,000 1,190,000 1,206,000 783,000 456,000 17,000                                                                                
      research and development
    14,956,000 13,549,000 21,070,000 21,736,000 15,078,000 23,433,000 20,153,000 30,779,000 29,373,000 32,911,000 29,426,000 35,490,000 27,219,000 28,210,000 24,603,000 20,606,000 22,099,000 24,150,000 18,527,000 21,937,000 21,113,000 16,228,000 13,613,000 10,845,000 10,802,000 24,923,000 11,109,000 10,134,000 5,906,000 5,081,000 2,707,000 3,204,000 2,440,000 2,523,000 2,637,000 2,499,000 3,374,000 4,319,000 4,575,000 5,033,000 4,050,000 4,812,000 4,987,000 5,994,000 5,151,000 5,211,000 5,338,000 4,807,000 7,999,000 11,684,000 12,777,000 15,107,000               11,614,000 15,011,000 12,326,000 14,098,000 13,189,000 5,688,000 10,703,000 9,326,000 12,183,000 6,824,000 6,473,000 8,900,000  5,718,000 4,900,000 4,864,000 7,772,000 6,964,000 6,346,000 8,146,000 10,164,000 
      selling, general and administrative
    35,425,000 41,668,000 39,001,000 38,564,000 40,023,000 43,371,000 35,877,000 39,419,000                                                                                
      restructuring charges
    -394,000                                         941,000 406,000    116,000 838,000                                        
      total costs and operating expenses
    51,679,000 73,555,000 61,114,000                                                                                     
      income from operations
    158,000 -25,540,000 -13,887,000 -12,454,000 -16,704,000 -20,050,000 -28,215,000 -69,333,000 -56,134,000 -54,289,000 -47,612,000 -51,951,000 -40,092,000 -41,951,000 -39,948,000 -27,976,000 -28,675,000 -30,982,000 -25,674,000 -28,889,000 -28,454,000 -23,266,000 -20,015,000 -16,762,000 -16,870,000 -30,008,000 -15,972,000 -15,224,000 -11,301,000 -9,589,000 -6,805,000 -7,242,000 -7,437,000 -7,786,000 -7,244,000      27,020,000           -18,918,000 -30,408,000 -19,936,000 -21,416,000 -24,356,000 -59,611,000 -18,203,000 -16,876,000 -16,477,000 -18,372,000 -16,400,000 -18,757,000 -16,705,000 -17,703,000 -17,934,000 -15,458,000 -14,336,000 -15,335,000 -16,766,000 -16,402,000 -3,346,000 -12,094,000 -11,408,000 -12,921,000 -3,897,000 -10,363,000 -10,475,000  -52,011,000 -5,483,500 -5,237,000 -8,653,000 -8,044,000 -7,442,000 -9,488,000 -11,134,000 
      yoy
    -100.95% 27.38% -50.78% -82.04% -70.24% -63.07% -40.74% 33.46% 40.01% 29.41% 19.18% 85.70% 39.82% 35.40% 55.60% -3.16% 0.78% 33.16% 28.27% 72.35% 68.67% -22.47% 25.31% 10.10% 49.28% 212.94% 134.71% 110.22% 51.96% 23.16% -6.06%                     -22.33% -48.99% 9.52% 26.90% 47.82% 224.47% 10.99% -10.03% -1.36% 3.78% -8.55% 21.34% 16.52% 15.44% 6.97% -5.76% 328.45% 26.80% 46.97% 26.94% -14.14% 16.70% 8.91%  -92.51% 88.99% 100.02%  546.58% -26.32% -44.80% -22.28%     
      qoq
    -100.62% 83.91% 11.51% -25.44% -16.69% -28.94% -59.31% 23.51% 3.40% 14.02% -8.35% 29.58% -4.43% 5.01% 42.79% -2.44% -7.45% 20.67% -11.13% 1.53% 22.30% 16.24% 19.41% -0.64% -43.78% 87.88% 4.91% 34.71% 17.85% 40.91% -6.03% -2.62% -4.48% 7.48%                  -37.79% 52.53% -6.91% -12.07% -59.14% 227.48% 7.86% 2.42% -10.31% 12.02% -12.57% 12.28% -5.64% -1.29% 16.02% 7.83% -6.51% -8.54% 2.22% 390.20% -72.33% 6.01% -11.71% 231.56% -62.40% -1.07%   848.50% 4.71% -39.48% 7.57% 8.09% -21.56% -14.78%  
      operating margin %
    0.30% -75.19% -29.40% -25.40% -42.18% -272.26% -99.80% -7860.88% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% NaN% NaN% 0% NaN% NaN% 76.41% NaN% NaN% NaN% NaN% NaN% NaN% NaN% NaN% 0% 0% -1508.61% -12114.74% -9061.82% -4635.50% -1618.34% -5429.05% -3333.88% -1685.91% -1794.88% -3036.69% -3319.84% -10249.73% -3762.39% -3254.23% -4886.65% -7807.07% -305.87% -1357.08% -1885.94% -1790.61% -82.29% -1672.75% -1451.40% -1919.91% -83.43% -Infinity% -10371.29% NaN% -20972.18% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% 
      interest income
    3,421,000 4,045,000 4,264,000 4,656,000 5,152,000 5,159,000 4,877,000 5,332,000 4,239,000 4,596,000 4,965,000 4,738,000 3,853,000 1,235,000 852,000 330,000 112,000 106,000 112,000 136,000 173,000                                                                   
      interest expense
    -7,147,000 -7,297,000 -8,644,000 -8,516,000 -8,200,000 -8,706,000 -3,046,000 -3,319,000 -3,433,000 -2,321,000 -2,066,000 -2,003,000 -1,922,000 -2,005,000 -1,817,000 -1,581,000 -1,479,000 -1,135,000 -1,058,000 -804,000 -743,000                                                                   
      other income
    -74,000                                                                                       
      net income
    -3,642,000 -28,862,000 -18,428,000 -16,375,000 -19,835,000 -25,352,000 -26,447,000 -67,383,000 -55,390,000 -51,973,000 -44,805,000 -49,227,000 -38,122,000 -42,635,000 -41,051,000 -28,117,000 -30,098,000 -32,017,000 -26,697,000 -29,574,000 -27,824,000 -23,787,000 -19,651,000 -15,824,000 -16,355,000 -29,070,000 -15,180,000 -14,239,000 -10,059,000 -7,300,000 -5,597,000 -6,934,000 -7,186,000 -7,429,000 -6,899,000 -6,405,000 -7,183,000 -3,576,000 -8,637,000 -8,842,000 27,185,000 -9,356,000 -9,315,000 -9,549,000 -8,734,000 -8,440,000 -8,254,000 -8,947,000 -11,897,000 -15,953,000 -18,326,000 -18,739,000 -31,854,000 -19,522,000 -21,088,000 -24,389,000 -59,362,000 -18,344,000 -17,031,000 -16,640,000 -18,391,000 -15,224,000 -19,758,000 -16,811,000 -17,632,000 -17,151,000 -13,564,000 -11,045,000 -12,834,000 -13,985,000 1,167,000 -5,585,000 -9,837,000 -9,257,000 -11,862,000 -3,082,000 -9,688,000 -10,302,000  -51,683,000 -5,581,750 -5,107,000 -9,288,000 -7,932,000 -7,196,000 -9,008,000 -10,475,000 
      yoy
    -81.64% 13.85% -30.32% -75.70% -64.19% -51.22% -40.97% 36.88% 45.30% 21.90% 9.14% 75.08% 26.66% 33.16% 53.77% -4.93% 8.17% 34.60% 35.86% 86.89% 70.13% -18.17% 29.45% 11.13% 62.59% 298.22% 171.22% 105.35% 39.98% -1.74% -18.87% 8.26% 0.04% 107.75% -20.12% -27.56% -126.42% -61.78% -7.28% -7.40% -411.25% 10.85% 12.85% 6.73% -26.59% -47.09% -54.96% -52.25% -62.65% -18.28% -13.10% -23.17% -46.34% 6.42% 23.82% 46.57% 222.78% 20.49% -13.80% -1.02% 4.30% -11.24% 45.66% 52.20% 37.39% 22.64% -1262.30% 97.76% 30.47% 51.07% -109.84% 81.21% 1.54% -10.14%  -94.04% 73.57% 101.72%  551.58% -22.43% -43.31% -11.33%     
      qoq
    -87.38% 56.62% 12.54% -17.44% -21.76% -4.14% -60.75% 21.65% 6.57% 16.00% -8.98% 29.13% -10.59% 3.86% 46.00% -6.58% -5.99% 19.93% -9.73% 6.29% 16.97% 21.05% 24.18% -3.25% -43.74% 91.50% 6.61% 41.55% 37.79% 30.43% -19.28% -3.51% -3.27% 7.68% 7.71% -10.83% 100.87% -58.60% -2.32% -132.53% -390.56% 0.44% -2.45% 9.33% 3.48% 2.25% -7.75% -24.80% -25.42% -12.95% -2.20% -41.17% 63.17% -7.43% -13.53% -58.91% 223.60% 7.71% 2.35% -9.52% 20.80% -22.95% 17.53% -4.66% 2.80% 26.45% 22.81% -13.94% -8.23% -1298.37% -120.90% -43.22% 6.27% -21.96% 284.88% -68.19% -5.96%   825.93% 9.30% -45.02% 17.10% 10.23% -20.12% -14.00%  
      net income margin %
    -7.03% -84.97% -39.02% -33.39% -50.08% -344.26% -93.55% -7639.80% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -70.01% -Infinity% -Infinity% 76.87% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -2508.33% -14096.92% -1494.34% -12690.84% -8873.64% -4564.50% -1620.53% -5406.38% -3359.71% -1701.40% -1812.64% -3039.83% -3081.78% -10796.72% -3786.26% -3241.18% -4673.30% -6850.51% -235.65% -1135.75% -1573.12% 127.40% -137.36% -1360.58% -1177.74% -1762.56% -65.98% -Infinity% -10200.00% NaN% -20839.92% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% -Infinity% 
      basic and diluted net loss per share
    -0.01 -0.05 -0.03 -0.02 -0.03 -0.04 -0.04 -0.1 -0.09 -0.09 -0.08 -0.09 -0.07 -0.11 -0.1 -0.07 -0.09 -0.09 -0.08 -0.09 -0.09 -0.08 -0.06 -0.06 -0.08 -0.15 -0.08 -0.08 -0.05 -0.04 -0.03 -0.04 -0.04 -0.033 -0.04 -0.04 -0.05  -0.05 -0.06  -0.06 -0.06 -0.06 -0.06 -0.06  -0.07 -0.09 -0.13 -0.14 -0.15                             -0.19 -0.15      
      weighted-average shares used for eps calculation
    669,375                                                                        66,166,827 65,932,548 57,225,184 55,301,745 54,175,184   40,449,815  33,189,213 29,452,031 24,935,574 24,737,635 24,674,456 24,490,391 
      other income and (expense)
     -76,250 -161,000 -61,000 -83,000 -47,000 -63,000 -63,000 -62,000 -16,000 -92,000 -11,000 39,000 229,000 -138,000 1,110,000 -56,000 -6,000 -77,000 -17,000 1,200,000                                                                   
      shares used in computing basic and diluted net loss per share
     166,599,227.5 667,101,756 666,170,358 665,905,469 6,099,635 662,158,182 653,904,978 603,493,451 8,199,828 579,508,305 547,280,946 544,459,004 125,797 405,237,474 403,868,713 332,066,889 1,079,051 328,934,491 327,026,907 323,638,696 15,899,486 318,799,174 246,966,143 200,222,092 2,792,690 189,123,647 186,556,082 186,393,128 3,317,243 184,301,986 174,475,244 160,525,947 39,796,713.25 159,216,642 159,182,367 159,161,550  158,998,931 158,896,038  158,066,910 157,547,568 156,843,989 156,706,196 143,465,818  128,162,993 127,982,931 127,236,993 126,891,909 126,372,846                                    
      total operating expenses
       61,490,000 56,307,000 67,587,000 56,486,000 70,215,000 56,438,000 54,312,000 47,776,000 51,980,000 40,113,000 42,054,000 40,245,000 28,049,000 28,798,000 32,022,000 25,783,000 28,996,000 28,591,000 23,316,000 20,123,000 16,805,000 16,922,000 30,179,000 16,103,000 15,325,000 11,358,000 9,964,000 6,970,000 7,450,000 7,755,000 7,977,000 7,407,000 6,905,000 8,031,000 8,985,000 9,122,000 9,826,000 8,343,000 9,730,000 9,993,000 10,067,000 9,004,000 9,205,000 8,914,000 9,077,000 12,750,000 16,513,000 18,609,000 20,172,000 30,659,000 20,156,000 21,878,000 25,861,000 60,709,000 18,749,000 17,877,000 17,395,000 18,977,000 16,894,000 18,940,000 17,149,000 18,247,000 18,301,000 15,656,000 19,023,000 16,465,000 17,655,000 17,318,000 7,412,000 12,817,000 12,194,000 13,594,000 8,568,000 10,422,000 10,576,000  52,259,000        
      operating expenses:
                                                                                           
      general and administrative
            27,065,000 21,401,000 18,350,000 16,490,000 12,894,000 13,844,000 15,642,000 7,443,000 6,699,000 7,872,000 7,256,000 7,059,000 7,478,000 7,088,000 6,510,000 5,960,000 6,120,000 5,256,000 4,994,000 5,191,000 5,452,000 4,883,000 4,263,000 4,246,000 5,315,000 5,454,000 4,770,000 4,406,000 4,657,000 4,666,000 4,547,000 4,793,000 4,334,000 3,977,000 4,600,000 4,073,000 3,853,000 3,994,000 3,460,000 3,432,000 4,751,000 4,829,000 5,832,000 5,065,000 5,538,000 3,811,000 5,334,000 9,106,000 4,684,000 5,021,000 4,488,000 3,850,000 3,638,000 3,499,000 3,828,000 3,378,000 4,018,000 4,093,000 4,042,000 4,012,000 4,139,000 3,557,000 4,129,000 1,724,000 2,114,000 2,868,000 1,411,000 1,744,000 3,949,000 1,676,000  1,391,000 838,250 845,000 1,166,000 1,342,000 1,314,000 1,453,000 1,596,000 
      license fees and royalties
                 103,000 297,000 73,000  1,040,000 109,000 107,000 137,000 50,000 108,000 43,000 52,000 171,000 131,000 101,000 57,000 375,000 165,000 208,000 318,000 191,000 163,000 174,000 537,000 5,108,000 211,000 749,000 363,000 251,000 537,000 160,000 341,000 474,000 181,000 112,000 765,000 636,000 130,000 1,254,000 251,000 220,000 312,000 1,355,000 453,000 343,000 776,000 693,000       111,000 4,612,000 1,130,000 585,000 623,000 4,141,000 524,000 675,000 606,000 4,620,000 59,000 101,000  248,000 236,750 472,000 249,000 226,000 200,000 96,000 111,000 
      change in fair value of equity investment
                         -49,000 -118,000 422,000 -195,000  -195,000 -98,000 98,000 -271,000 205,000 -350,000 -125,000                                                       
      interest and other income
                         433,250 504,000 475,000 754,000 925,000 1,021,000 1,113,000 1,162,000 1,120,000 1,060,000 717,000 394,000 375,000 363,000 346,000 332,000 322,000 293,000 256,000 187,000 145,000 149,000 91,000 99,000 83,000 699,000 56,000 81,000 140,000 165,000 176,000 204,000 237,000 287,000 296,000 1,426,000 223,000 194,000 202,000 246,000 240,000 363,000 525,000 1,029,000 1,197,000 1,423,000 2,384,000 2,772,000 2,843,000 2,792,000 -1,706,000 2,283,000 2,189,000 1,105,000 998,000 847,000 348,000  498,000 239,250 287,000 394,000 276,000 434,000 665,000 871,000 
      interest and other expense
                         -6,250 -22,000          -18,000 -18,000 -18,000                 -23,000                             -142,750 -157,000      
      other expense
                           41,000 -44,000 13,000 -34,000 -30,000 -18,000 -20,000 -57,000 -59,000                                                        
      collaboration revenue
                                            35,000,000                                               
      unrealized gain on derivatives
                                              16,000 289,000  224,000   25,000  8,000  142,500 291,000 240,000  33,250 -97,000 172,000 58,000 -71,750 966,000 -1,330,000  184,750 -162,000 495,000 931,000 -247,000 -36,000 14,805,000                 
      net income per share
                                                                -0.148 -0.17                          
      basic
                                         -0.02   0.17                                               
      diluted
                                         -0.02   0.17                                               
      shares used in computing net income per share:
                                                                                           
      basic
                                         159,140,254   158,151,747                                               
      diluted
                                         159,140,254   162,669,681                                               
      unrealized gain (loss) on derivatives
                                                                                           
      unrealized loss on derivatives
                                                                                           
      basic and diluted net income per share
                                                  -0.06      -0.13 -0.16 -0.17 -0.2    -0.18    -0.2        -0.108 -0.15 -0.14 -0.21 -0.06 -0.18 -0.23  -1.28   -0.32 -0.32 -0.29 -0.37 -0.43 
      shares used in computing basic and diluted net income per share
                                                  128,293,074         123,098,728    95,012,100    84,160,889                        
      revenues from collaborative agreements
                                                          150,000 150,000 163,250 203,000 225,000 225,000       87,000 75,000   293,000 -75,000 199,000 111,000 67,000 51,000     18,000  36,000 36,000 18,000 15,000 515,000 
      losses recognized under equity method investment
                                                          -168,000 -335,000 -1,212,000 -243,000 -496,000 -396,000 -164,000   -656,000                        
      unrealized gain on fair value of derivatives
                                                       26,000    39,000        77,000                        
      research and development (including amounts
                                                                                           
      for related parties: three months - 2011-none;
                                                                                           
      2010-53; nine months – 2011-none; 2010-697)
                                                        12,411,000 16,345,000                                  
      shares used in computing basic and diluted net income
                                                                                           
      per share
                                                        31,064,924.5 125,101,177 124,579,190                                 
      research and development (including amounts for
                                                                                           
      related parties: three months - 2011-none; 2010-
                                                                                           
      317; six months – 2011-none; 2010-644)
                                                          16,544,000                                 
      for related parties: 2011-none, 2010-327)
                                                           16,755,000                                
      related parties: three months – 2010-53; 2009-
                                                                                           
      397; nine months – 2010-697; 2009-1,328)
                                                            10,165,500 13,728,000                              
      deemed dividend on derivatives
                                                                  -190,000     -5,420,000   -3,661,000                 
      net income applicable to common stockholders
                                                            -59,362,000 -18,344,000 -17,031,000  -12,995,750 -15,224,000 -19,948,000  -11,097,250 -17,151,000 -13,564,000 -7,328,250 -12,834,000 -13,985,000 -2,494,000                 
      basic and diluted net income per share applicable to
                                                                                           
      common stockholders
                                                            97,601,520.54 -0.19 -0.18                             
      per share applicable to common stockholders
                                                            24,100,069 97,476,668 96,712,059                             
      related parties: three months - 2010-317; 2009-
                                                                                           
      502; six months – 2010-644; 2009-931)
                                                              13,389,000                             
      for related parties: 2010-327, 2009-429)
                                                               13,545,000                            
      revenues from collaborative
                                                                                           
      agreements (including amounts from related
                                                                                           
      parties: three months - 2009-none, 2008-20;
                                                                                           
      nine months - 2009-none, 2008-79)
                                                                56,250 225,000                          
      license fees and royalties (including amounts
                                                                                           
      from related parties: three months -
                                                                                           
      2009-none, 2008-none; nine months -
                                                                                           
      2009-none, 2008-1,500)
                                                                224,000 269,000                          
      research and development (including
                                                                                           
      amounts for related parties:
                                                                                           
      three months - 2009-397, 2008-184;
                                                                                           
      nine months - 2009-1,328, 2008-502)
                                                                10,569,500 13,395,000                          
      basic and diluted net income per share applicable
                                                                                           
      to common stockholders
                                                                                           
      net income per share
                                                                -0.148 -0.17                          
      shares used in computing net income per share
                                                                                           
      applicable to common stockholders
                                                                708,196 89,402,642 88,547,553                         
      parties: three months - 2009-none; 2008-
                                                                                           
      33; six months - 2009-none; 2008-59)
                                                                                           
      from related parties: three months - 2009-none;
                                                                                           
      2008-none; six months - 2009-none; 2008-
                                                                                           
      1,500)
                                                                  183,000                         
      amounts for related parties: three months -
                                                                                           
      2009-502; 2008-169; six months - 2009-
                                                                                           
      931; 2008-318)
                                                                  15,112,000                         
      losses recognized under equity method
                                                                                           
      investment
                                                                                           
      stockholders
                                                                  -0.23  -62,020,999.43 -0.22                      
      revenues from collaborative agreements (including amounts from
                                                                                           
      related parties: 2009-none, 2008-26)
                                                                                           
      license fees and royalties (including amounts from related
                                                                                           
      parties: 2009-none, 2008-1,500)
                                                                   444,000                        
      research and development (including amounts for related
                                                                                           
      parties: 2009-429, 2008-149)
                                                                   13,771,000                        
      revenues from collaborative agreements (including
                                                                                           
      amounts from related parties: three months - 2008-20;
                                                                                           
      2007-none; nine months - 2008-79; 2007-448)
                                                                    60,000 74,000                      
      license fees and royalties (including amounts from
                                                                                           
      related parties: three months - 2008-none; 2007-none;
                                                                                           
      nine months - 2008-1,500; 2007-none)
                                                                    504,750 293,000                      
      related parties: three months - 2008-184; 2007-70;
                                                                                           
      nine months - 2008-502; 2007-569)
                                                                    9,858,750 14,208,000                      
      loss recognized under equity method investment
                                                                    -57,250 -229,000                      
      basic and diluted net income per share applicable to common
                                                                                           
      shares used in computing basic and diluted net income per
                                                                                           
      share applicable to common stockholders
                                                                    19,460,376.25 78,752,645                      
      basic and diluted net income per share applicable to common stockholders
                                                                      -0.17 -0.1 -0.17 -0.19 -0.03                 
      shares used in computing basic and diluted net income per share applicable to common stockholders
                                                                      78,142,176 18,433,289.75 75,324,687 74,077,733 71,797,056                 
      equity in losses in joint venture
                                                                                           
      acquired in-process research technology
                                                                                   45,150,000        
      equity in losses of joint venture
                                                                               -12,000            
      acquired in-process research
                                                                                           
      technology
                                                                                           
      debenture conversion expense
                                                                                    -194,750  -779,000     
      computing basic and diluted net
                                                                                           
      loss per share
                                                                                 45,442,854          
    Balance Sheets:
    Quarterly
    Annual
      Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-09-30 2016-06-30 2016-03-31 2015-09-30 2015-06-30 2015-03-31 2014-09-30 2014-06-30 2014-03-31 2013-09-30 2013-06-30 2013-03-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-09-30 2008-06-30 2007-12-31 2007-09-30 2007-06-30 2007-03-31 2006-09-30 2006-06-30 2005-09-30 2005-06-30 2005-03-31 2004-12-31 2004-09-30 2004-03-31 2003-09-30 2003-06-30 2003-03-31 2002-09-30 2002-06-30 2002-03-31 
                                                                                           
        assets
                                                                                           
        current assets:
                                                                                           
        cash and cash equivalents
      68,895,000 77,560,000 78,117,000 77,734,000 83,745,000 79,016,000 60,344,000 116,945,000 189,761,000 70,023,000 30,709,000 56,903,000 112,777,000 56,845,000 61,103,000 76,057,000 31,325,000 34,871,000 29,036,000 57,282,000 31,537,000 9,925,000 44,956,000 22,865,000 20,294,000 13,644,000 20,751,000 17,710,000 6,800,000 10,575,000 12,729,000 19,127,000 7,912,000 16,335,000 9,904,000 6,606,000 14,861,000 5,883,000 8,199,000 12,802,000 16,823,000 15,798,000 10,182,000 7,600,000 9,520,000 11,324,000 9,591,000 8,834,000 15,505,000 16,008,000 14,123,000 19,031,000 16,105,000 33,975,000 32,019,000 35,412,000 45,972,000 34,490,000 37,315,000 35,900,000 34,601,000 97,869,000 101,371,000 125,601,000 109,348,000 121,807,000 127,080,000 146,025,000 152,767,000 126,943,000 145,722,000 104,556,000 68,875,000 119,303,000 21,609,000 7,530,000 9,846,000 10,185,000 6,529,000 8,042,000 10,956,000 7,089,000 15,428,000 28,245,000 19,609,000 
        restricted cash
      1,884,000 1,880,000 1,876,000 1,870,000 1,865,000 1,860,000 1,854,000 1,123,000 1,119,000 1,115,000 536,000 535,000 365,000 364,000 364,000 364,000 364,000 364,000 363,000 363,000 363,000 363,000 363,000 363,000 270,000 270,000 270,000 270,000 270,000 269,000 269,000 269,000 268,000 268,000 268,000 268,000 268,000 268,000 267,000 267,000 266,000 266,000 266,000 265,000 795,000 795,000 795,000 795,000 794,000 794,000 794,000 793,000 793,000 793,000 793,000 792,000 792,000 792,000 792,000 791,000 791,000 791,000 791,000 817,000 816,000 832,000 1,082,000 2,440,000 530,000 530,000 530,000 530,000 530,000 905,000 905,000 530,000 530,000 530,000 530,000 530,000 530,000 530,000 530,000 530,000 530,000 
        marketable securities
      243,506,000 280,359,000 302,415,000 310,247,000 313,132,000 327,550,000 279,430,000 245,789,000 253,288,000 263,676,000 282,818,000 314,475,000 267,964,000 115,901,000 133,684,000 143,230,000 135,345,000 148,851,000 147,084,000 140,959,000 179,490,000 186,350,000 182,667,000 195,881,000 111,822,000 125,681,000 117,860,000 134,778,000 145,180,000 152,714,000 153,622,000 141,800,000 81,868,000 78,351,000 86,991,000 88,239,000 84,432,000 102,655,000 102,402,000 96,846,000 102,857,000 122,214,000 135,655,000    56,617,000 61,966,000 63,534,000             80,748,000 86,475,000 74,084,000 53,491,000 52,537,000 58,571,000 59,979,000 54,875,000 90,011,000 75,504,000 69,493,000 112,276,000 79,536,000 104,525,000 116,955,000 110,118,000 80,015,000 92,673,000       
        accounts receivable
      41,882,000 36,987,000 35,361,000 36,608,000 31,166,000 35,946,000 28,007,000 874,000                                                                              
        interest and other receivables
      2,213,000 2,239,000 2,295,000 2,755,000 2,817,000 2,853,000 2,082,000 2,252,000 1,629,000 1,655,000 14,754,000 1,187,000 1,596,000 3,144,000 22,223,000 4,254,000 5,239,000 1,763,000 610,000 714,000 759,000 722,000 989,000 822,000 701,000 802,000 795,000 838,000 976,000 1,168,000 778,000 773,000 569,000 436,000 514,000 457,000 597,000 5,404,000 586,000 624,000 1,238,000 1,505,000 1,190,000 787,000 1,256,000 1,439,000 555,000 480,000 921,000 842,000 932,000 866,000 1,398,000 1,569,000 1,630,000 1,676,000 1,799,000 1,047,000 1,390,000 1,359,000 1,318,000 1,041,000 481,000 545,000 882,000 186,000 305,000  1,105,000 1,259,000 856,000 1,488,000 1,883,000 1,367,000 1,674,000 1,638,000 1,550,000 960,000 5,477,000 681,000 665,000 354,000 1,162,000 803,000 1,016,000 
        inventory
      133,287,000 116,636,000 95,422,000 69,125,000 56,222,000 38,714,000 20,283,000 774,000                                                                              
        prepaid and other current assets
      6,864,000 4,610,000    5,053,000   5,712,000 4,879,000 6,268,000 4,179,000 4,321,000 3,992,000 4,696,000 3,470,000 3,651,000 1,357,000 2,262,000 2,444,000 3,115,000 2,497,000 2,886,000 812,000 1,068,000 1,211,000 2,445,000 1,166,000                                                          
        total current assets
      498,531,000 520,271,000 522,342,000 505,595,000 495,769,000 490,992,000 398,057,000 373,308,000 451,509,000 341,348,000 335,085,000 377,279,000 387,023,000 180,246,000 222,070,000 227,375,000 175,924,000 187,206,000 179,355,000 201,762,000 215,264,000 199,857,000 231,861,000 220,743,000 134,155,000 141,608,000 142,121,000 154,762,000 155,949,000 166,058,000 168,874,000 162,270,000 91,129,000 95,970,000 98,563,000 102,066,000 106,563,000 115,056,000 111,702,000 110,955,000 122,015,000 140,198,000 147,897,000 128,192,000 142,592,000 147,676,000 68,402,000 72,431,000 81,576,000 103,046,000 120,845,000 122,522,000 125,625,000 147,304,000 157,194,000 170,203,000 195,017,000 137,474,000 130,948,000 133,234,000 117,779,000 184,683,000 193,225,000 204,801,000 168,246,000 179,080,000 192,917,000 213,372,000 212,000 222,631,000 224,955,000 178,141,000 186,374,000 204,030,000 132,172,000 129,477,000 124,777,000 95,128,000 109,366,000       
        noncurrent marketable securities
      26,686,000 41,289,000 39,063,000 42,743,000 58,795,000 94,519,000 37,312,000 66,505,000 20,782,000 43,298,000 67,821,000 28,281,000 28,100,000    10,945,000 28,651,000 39,362,000 40,521,000 33,289,000 63,387,000 45,768,000 46,223,000 1,029,000 19,651,000 20,404,000 9,497,000 17,871,000 18,582,000 18,143,000 20,250,000 13,184,000 14,241,000 15,560,000 22,076,000 22,126,000 21,005,000 25,523,000 31,976,000 31,821,000 18,734,000 17,739,000                                           
        property and equipment
      1,000,000 884,000 973,000 1,189,000 1,147,000 1,310,000 1,595,000 1,626,000 1,681,000 1,177,000 1,231,000 1,147,000 1,066,000 793,000 733,000 641,000 643,000 650,000 608,000 590,000 620,000 658,000 689,000 734,000 749,000 408,000 348,000 100,000 89,000 59,000 66,000 71,000 86,000 102,000 121,000 140,000 158,000 170,000 191,000 212,000 183,000 151,000 171,000 63,000 60,000 77,000 116,000 566,000 866,000 1,431,000 1,240,000 1,074,000 1,241,000 2,247,000 2,514,000 2,794,000 3,088,000 3,217,000 3,499,000 3,934,000 3,938,000 4,265,000 4,745,000 4,483,000 4,386,000 4,240,000 4,092,000 4,075,000 3,709,000 3,868,000 3,064,000 2,526,000 2,623,000 2,326,000 2,087,000 1,975,000 2,089,000 2,173,000 1,558,000 1,809,000 1,983,000 2,167,000 2,788,000 3,166,000 3,521,000 
        operating leases, right-of-use assets
      1,959,000 2,151,000 2,339,000 2,523,000 2,704,000 2,881,000 3,055,000 3,225,000 3,392,000 3,556,000 3,683,000 3,841,000 3,995,000 4,147,000 4,296,000 4,442,000 4,586,000 4,727,000 4,892,000 5,029,000 5,163,000 5,295,000 5,425,000 5,492,000 5,827,000 2,497,000                                                            
        deposits and other assets
      5,944,000 5,945,000 2,665,000 3,148,000 4,035,000 4,079,000 4,931,000 4,735,000 4,710,000 4,697,000 5,197,000 4,748,000 4,693,000 5,389,000 5,507,000 5,703,000 6,323,000 4,800,000 4,880,000 4,273,000 4,272,000 1,531,000 2,050,000 1,622,000 1,129,000 1,353,000                  191,000 191,000 191,000 195,000 414,000 410,000 825,000 825,000 879,000 1,048,000 932,000 920,000 230,000 210,000 190,000 284,000 212,000 296,000 441,000 343,000 343,000 693,000 1,969,000 702,000 695,000 693,000 693,000 594,000 596,000 640,000 520,000 170,000 170,000 175,000 202,000 231,000 227,000 227,000 240,000 254,000 340,000 265,000 
        liabilities and stockholders' equity
                                                                                           
        current liabilities:
                                                                                           
        accounts payable
      12,720,000 11,257,000 11,111,000 8,226,000 8,032,000 8,595,000 13,734,000 5,620,000 9,992,000 6,161,000 13,684,000 7,673,000 3,383,000 10,190,000 8,183,000 4,521,000 6,245,000 6,687,000 4,714,000 3,758,000 4,459,000 6,919,000 3,739,000 3,797,000 3,376,000 1,181,000 2,031,000 1,210,000 913,000 982,000 190,000 458,000 502,000 503,000 261,000 205,000 308,000 271,000 235,000 396,000 574,000 957,000 1,180,000 2,365,000 1,223,000 1,520,000 1,547,000 1,176,000 1,669,000 3,014,000 3,429,000 2,666,000 2,980,000 4,006,000 3,471,000 3,343,000 3,462,000 1,958,000 1,715,000 1,807,000 2,176,000 2,008,000 2,453,000 1,899,000 2,414,000 2,108,000 2,443,000 2,857,000 1,990,000 4,118,000 3,342,000 1,435,000 1,572,000 3,067,000 1,848,000 1,388,000 2,535,000 1,667,000 798,000 1,212,000 1,259,000 1,797,000 847,000 861,000 785,000 
        accrued compensation and benefits
      9,488,000 30,497,000 16,388,000 11,336,000 9,603,000 22,808,000 15,180,000 11,382,000 6,794,000 13,759,000 10,837,000 8,232,000 4,906,000 11,534,000 7,637,000 5,613,000 3,682,000 8,099,000 6,615,000 5,216,000 3,446,000 8,218,000 5,554,000 4,204,000 2,674,000 4,830,000 3,443,000 2,756,000 1,661,000 2,642,000 1,833,000 1,531,000 1,100,000 3,385,000 2,651,000 2,056,000 1,489,000 2,205,000 2,311,000 1,619,000 2,248,000 1,731,000 2,135,000 2,685,000 2,186,000 1,556,000 2,886,000 2,046,000 1,664,000 3,907,000 3,421,000 1,774,000 3,029,000                                 
        operating lease liabilities
      1,007,000 1,000,000 994,000 987,000 981,000 974,000 968,000 961,000 955,000 949,000 943,000 786,000 931,000 925,000 919,000 913,000 907,000 901,000 895,000 889,000 883,000 878,000 872,000 856,000 828,000 354,000                                                            
        liability related to sale of future royalties
      19,390,000 17,448,000 19,291,000 17,440,000 15,532,000 20,372,000                                                                                
        accrued liabilities
      30,965,000 51,340,000 39,928,000 26,294,000 28,886,000 35,549,000 36,489,000 38,660,000 33,891,000 40,308,000 41,862,000 45,036,000 34,691,000 33,100,000 53,111,000 30,670,000 35,796,000 29,834,000 26,246,000 27,150,000 19,764,000 14,925,000 13,989,000 10,285,000 10,037,000 7,528,000 4,831,000 3,237,000 1,037,000 1,317,000    926,000 1,112,000 856,000 1,054,000 1,432,000 1,126,000 1,071,000 727,000 933,000 1,375,000 2,018,000 1,057,000 1,286,000 1,985,000 1,358,000 2,591,000 4,171,000 4,378,000 4,379,000 3,641,000 3,005,000 3,066,000 3,536,000 2,644,000 1,509,000 1,485,000 1,925,000       2,419,000  3,721,000 3,398,000 2,365,000 1,367,000 1,160,000 1,008,000 862,000 580,000 822,000 677,000 648,000 906,000 1,082,000 905,000 1,762,000 1,529,000 1,434,000 
        total current liabilities
      73,570,000 111,542,000 87,712,000 64,283,000 63,034,000 88,298,000 137,933,000 103,540,000 123,158,000 108,070,000 89,386,000 72,569,000 43,911,000 76,694,000 82,809,000 46,879,000 46,630,000 45,521,000 38,470,000 37,013,000 28,552,000 30,940,000 24,154,000 19,142,000 16,916,000 28,162,000 11,862,000 9,181,000 6,253,000 7,551,000 4,467,000 4,905,000 4,385,000 6,516,000 5,970,000 11,274,000 11,596,000 7,319,000 7,111,000 6,658,000 6,125,000 40,727,000 40,632,000 7,069,000 4,756,000 4,516,000 6,837,000 5,004,000 6,793,000 11,256,000 11,992,000 10,274,000 13,444,000 10,003,000 9,270,000 9,363,000 40,849,000 7,625,000 6,813,000 6,805,000 7,455,000 9,359,000 10,414,000 7,759,000 7,711,000 8,548,000 8,579,000 12,717,000 11,459,000 13,436,000 10,916,000 5,691,000 5,551,000 8,767,000 5,613,000 5,142,000 8,458,000 7,635,000 7,040,000       
        noncurrent operating lease liabilities
      1,226,000 1,445,000 1,658,000 1,865,000 2,069,000 2,266,000 2,458,000 2,645,000 2,829,000 3,006,000 3,179,000 3,498,000 3,512,000 3,671,000 3,826,000 3,977,000 4,125,000 4,267,000 4,405,000 4,540,000 4,672,000 4,799,000 4,922,000 4,991,000 5,159,000 2,200,000                                                            
        noncurrent liability related to sale of future royalties
      110,383,000 112,134,000 110,041,000 110,528,000 110,381,000 104,421,000                                                                                
        noncurrent debt
      119,833,000 119,547,000 119,264,000 118,991,000 118,728,000 118,476,000 12,275,000 36,519,000 11,219,000 35,051,000 29,838,000 40,802,000 51,399,000 30,212,000 37,799,000 45,258,000 50,179,000 49,830,000 34,669,000 34,416,000 24,222,000 24,042,000                                                                
        total liabilities
      305,012,000 344,668,000    313,461,000    146,127,000    110,577,000    99,618,000    59,781,000 52,961,000                                                               
        commitments and contingencies
                                                                                           
        stockholders' equity:
                                                                                           
        preferred stock, 0.001 par value
                                                                                           
        common stock
      641,000  638,000 638,000 637,000  603,000 601,000 591,000  542,000 522,000 509,000  382,000 378,000 324,000  321,000 321,000 318,000  310,000 310,000 200,000  193,000 187,000 186,000  186,000 183,000 161,000  159,000 159,000 159,000 159,000 159,000 159,000 158,000 158,000 158,000 157,000 157,000 157,000 129,000 130,000 130,000 131,000 131,000 132,000  132,000 131,000 129,000  103,000 99,000 97,000  92,000 91,000 89,000  79,000 79,000  75,000 75,000 73,000 66,000 66,000 65,000 55,000 54,000  45,000 45,000 33,000 33,000 25,000 25,000 25,000 24,000 
        additional paid-in capital
      2,088,141,000 2,080,804,000 2,074,640,000 2,067,327,000 2,059,473,000 2,051,794,000 2,037,653,000 2,027,173,000 1,997,709,000 1,844,988,000 1,836,818,000 1,799,841,000 1,777,470,000 1,493,469,000 1,479,417,000 1,472,407,000 1,399,713,000 1,398,006,000 1,390,940,000 1,388,909,000 1,384,262,000 1,366,188,000 1,364,194,000 1,362,373,000 1,217,105,000 1,214,835,000 1,202,902,000 1,192,338,000 1,190,651,000 1,189,194,000 1,187,557,000 1,176,823,000 1,092,931,000 1,089,684,000 1,086,578,000 1,084,440,000 1,082,270,000 1,078,170,000 1,075,922,000 1,073,515,000 1,067,712,000 1,065,352,000 1,062,782,000 1,056,543,000 1,054,383,000 1,052,028,000 945,241,000 943,518,000 942,192,000 938,080,000 936,719,000 935,069,000 932,066,000 928,898,000 925,098,000 920,706,000 881,358,000 783,865,000 775,432,000 767,831,000 750,158,000 741,940,000 733,151,000 727,346,000 675,227,000 668,500,000 664,104,000 650,437,000 633,508,000 628,703,000 619,703,000 573,868,000 572,881,000 560,810,000 481,565,000 476,554,000 458,965,000 418,578,000 414,312,000       
        accumulated deficit
      -1,859,483,000 -1,855,841,000 -1,826,979,000 -1,808,551,000 -1,792,176,000 -1,772,341,000 -1,746,989,000 -1,720,542,000 -1,653,159,000 -1,597,769,000 -1,545,796,000 -1,500,991,000 -1,451,764,000 -1,413,642,000 -1,371,007,000 -1,329,956,000 -1,301,839,000 -1,271,741,000 -1,239,724,000 -1,213,027,000 -1,183,453,000 -1,155,629,000 -1,131,842,000 -1,112,191,000 -1,096,367,000 -1,080,012,000 -1,050,942,000 -1,035,762,000 -1,021,523,000 -1,011,464,000 -1,004,164,000 -998,567,000 -991,633,000 -985,840,000 -978,411,000                 -804,242,000 -785,503,000 -753,649,000 -734,127,000 -713,039,000 -688,650,000 -629,282,000 -610,938,000 -593,907,000 -577,267,000 -558,876,000 -543,652,000 -523,704,000 -506,893,000 -489,261,000 -472,110,000 -444,872,000 -428,407,000 -415,573,000 -401,588,000 -397,703,000 -387,866,000 -360,703,000 -348,841,000 -345,759,000 -336,071,000 -326,596,000 -307,349,000 -248,110,000 -243,003,000 -233,715,000 -218,554,000 -211,358,000 -202,350,000 
        accumulated other comprehensive income
      -191,000 269,000                                    25,000 90,000 40,000         18,000 82,000           -406,000 -118,000 -29,000 43,000 40,000 -68,000 -109,000 33,000               -590,000 -467,000 -361,000 
        total stockholders' equity
      229,108,000 225,872,000 248,707,000 259,531,000 268,238,000 280,320,000 292,284,000 306,695,000 344,868,000 247,949,000 290,614,000 298,427,000 326,055,000 79,998,000 108,172,000 142,047,000 97,487,000 126,416,000 151,553,000 176,206,000 201,162,000 210,947,000 232,832,000 250,681,000 120,814,000 135,155,000 152,392,000 157,044,000 169,413,000 177,733,000 183,467,000 178,362,000 101,128,000 103,797,000 108,274,000                                                   
        preferred stock, 0.001 par value...
                                                                                           
        common stock, 0.001 par value...
       640,000    606,000    545,000    390,000    324,000    310,000    200,000    186,000    160,000                                                    
        prepaid expenses and other current assets
        6,856,000 7,256,000 6,822,000  6,057,000 5,551,000                                                                              
        accumulated other comprehensive gain
        408,000   261,000            -173,000 16,000 3,000 35,000 78,000 170,000 189,000 -124,000 132,000 239,000 281,000 99,000                                                         
        accumulated other comprehensive loss
         117,000 304,000  1,017,000 -537,000 -273,000 185,000 -950,000 -945,000 -160,000 -219,000 -620,000 -782,000 -711,000             -183,000 -112,000 -77,000 -331,000 -207,000 -52,000                 -46,000 -91,000 -174,000 -42,000 -139,000 -96,000 -16,000 -271,000 -276,000         -37,000 -156,000 -215,000 -318,000 -466,000 -711,000 -731,000 -902,000 -623,000 -716,000 -357,000 -470,000 -475,000 -441,000    
        debt
            71,562,000 46,917,000 71,526,000 46,893,000 22,060,000 10,842,000  20,945,000 12,959,000 5,162,000                                                                      
        amount due to janssen biotech, inc.
                              1,000 14,269,000 1,208,000 1,576,000 2,071,000 2,610,000                                                        
        term loan
                            23,885,000                                                               
        operating lease, right-of-use asset
                                349,000 402,000 571,000                                                         
        other assets
                                1,032,000 1,464,000 1,186,000 585,000 851,000 676,000 1,114,000                                                     
        operating lease liability
                                349,000 402,000 571,000                                                         
        prepaid assets
                                  2,723,000 1,332,000 1,476,000 301,000 512,000 580,000 886,000 496,000 405,000 846,000 248,000 416,000 831,000 415,000 604,000 739,000 205,000 249,000 844,000 356,000 822,000 959,000 946,000                       2,784,000 3,320,000 2,681,000  3,371,000 4,090,000 1,389,000 969,000 3,357,000    
        accrued collaboration charges
                                    1,560,000 2,192,000 1,841,000 1,702,000 1,946,000 1,907,000 2,495,000 3,398,000 3,420,000 3,537,000 2,498,000 1,901,000 626,000                                           
        other accrued liabilities
                                    884,000 724,000 942,000                                                     
        litigation settlement insurance recovery
                                         6,000,000 6,000,000                                                 
        liabilities and stockholders’ equity
                                                                                           
        litigation settlement payable
                                         6,250,000 6,250,000                                                 
        stockholders’ equity:
                                                                                           
        total stockholders’ equity
                                         113,008,000 117,251,000 128,912,000 130,305,000 136,485,000 147,894,000 118,356,000 125,175,000 137,178,000 144,583,000 150,892,000 61,876,000 68,407,000 76,059,000 99,772,000 114,201,000 130,913,000 146,603,000 175,207,000 191,060,000 207,657,000 192,735,000 154,670,000 164,322,000 173,745,000 172,577,000 183,038,000 189,561,000 203,774,000 168,455,000 179,250,000 191,964,000 205,674,000 205,139,000 213,049,000 217,973,000 175,913,000 184,340,000 199,314,000 131,868,000 129,740,000 122,063,000 91,171,000 106,454,000       
        accrued restructuring charges
                                           13,000 19,000 35,000 78,000 205,000 316,000   11,000 161,000 374,000 843,000 90,000 734,000 1,417,000 3,730,000                                 
        deferred revenue
                                               35,000,000 35,000,000             175,000                              
        fair value of derivatives
                                                 1,000 290,000 143,000 258,000 50,000 26,000 74,000 30,000 38,000 64,000 137,000 428,000 668,000 707,000 764,000 667,000 839,000 897,000 1,341,000 2,407,000 1,077,000 1,184,000 863,000 701,000 1,602,000 2,533,000 3,502,000 3,711,000               
        current portion of marketable securities
                                                 118,801,000 130,816,000 133,869,000    84,443,000 104,050,000 100,394,000 105,208,000 108,127,000 119,756,000 127,915,000 140,599,000 91,056,000 83,789,000 89,390,000 77,009,000                         
        noncurrent portion of marketable securities
                                                 15,801,000 6,496,000 7,464,000    5,726,000 3,283,000 16,712,000 32,133,000 37,921,000 39,592,000 43,186,000 33,911,000 19,856,000 34,100,000 40,447,000 54,669,000                         
        current portion of prepaid assets
                                                         1,438,000 2,121,000 2,840,000 2,996,000 4,408,000 5,855,000 10,089,000 7,662,000 5,794,000 4,060,000    3,709,000 3,718,000 5,879,000 4,140,000 3,070,000 3,888,000 2,343,000 2,074,000 2,810,000    2,586,000         
        noncurrent portion of prepaid assets
                                                            108,000 438,000 854,000 1,364,000 1,867,000 1,966,000 2,372,000 1,523,000 1,662,000 1,905,000 2,236,000 2,567,000 2,897,000 699,000 755,000 931,000 226,000 565,000 735,000    3,212,000         
        investments in licensees
                                                            2,000 169,000 504,000 194,000 437,000 932,000 1,328,000 2,010,000  1,000 657,000                     
        stock issuance obligation
                                                              27,500,000                             
        current portion of deferred revenue
                                                              350,000 577,000 700,000 700,000 700,000 700,000   27,000 80,000 134,000 241,000 27,000 100,000 605,000 1,455,000 1,737,000 1,862,000 144,000 472,000 477,000 210,000 149,000 307,000 367,000 442,000 567,000 313,000 267,000 
        issued and outstanding at december 31, 2011 and 2010
                                                                                           
        131,443,148 and 122,616,729 shares issued and outstanding at
                                                                                           
        december 31, 2011 and 2010, respectively
                                                          131,000                                 
        accrued compensation
                                                           2,855,000 2,305,000 1,641,000 6,186,000 2,817,000 2,246,000 1,534,000 1,757,000 2,633,000 2,023,000 1,275,000 1,398,000 2,399,000 1,844,000 2,203,000 1,973,000 1,441,000 893,000 1,434,000 1,082,000 1,276,000 953,000 572,000 2,024,000 1,304,000 478,000 606,000 462,000 329,000 761,000 1,508,000 651,000 
        long-term debt
                                                           3,194,000                                
        noncurrent portion of deferred revenue
                                                                 175,000 350,000 525,000   52,000 58,000 65,000 78,000 85,000 91,000 98,000 442,000 698,000 1,674,000 458,000 665,000 707,000 751,000 781,000 872,000 923,000 1,002,000 1,063,000 996,000 1,046,000 
        issued and outstanding at december 31, 2010 and 2009
                                                                                           
        122,616,729 and 92,521,946 shares issued and outstanding at
                                                                                           
        december 31, 2010 and 2009, respectively
                                                              123,000                             
        accrued liabilities (including amounts for related parties:
                                                                                           
        2009-none, 2008-270)
                                                                  1,925,000 2,677,000                        
        current portion of advance payment from related party for research and
                                                                                           
        development
                                                                      440,000   1,300,000                  
        issued and outstanding at december 31, 2009 and 2008
                                                                                           
        92,521,946 and 81,070,464 shares issued and outstanding at
                                                                                           
        december 31, 2009 and 2008, respectively
                                                                  92,000                         
        current portion of prepaid and other assets
                                                                   4,234,000 4,107,000 3,754,000                      
        current portion of advance payment from related party for
                                                                                           
        research and development
                                                                    127,000 199,000  738,000                    
        2009-275, 2008-270)
                                                                    3,404,000                       
        2009-497, 2008-270)
                                                                     3,309,000                      
        2008-270, 2007-1,029)
                                                                      2,248,000                     
        noncurrent portion of advance payment from related party for research and
                                                                                           
        issued and outstanding at december 31, 2008 and 2007
                                                                                           
        81,070,464 and 76,062,439 shares issued and outstanding at
                                                                                           
        december 31, 2008 and 2007, respectively
                                                                      81,000                     
        2008-267, 2007-1,029)
                                                                       2,360,000                    
        noncurrent portion of advance payment from related party
                                                                                           
        for research and development
                                                                                           
        current portion of advance payment from related party for research and development
                                                                        1,038,000  1,215,000 877,000                
        noncurrent portion of advance payment from related party for research and development
                                                                          921,000 1,657,000                
        interest and other receivables (including amounts from related parties:
                                                                                           
        2007-none, 2006-293)
                                                                         788,000                  
        equity investments in licensees
                                                                         55,000 100,000 110,000 148,000   330,000 325,000  489,000 330,000 274,000 427,000 367,000 347,000 314,000   
        2007-1,029, 2006-none)
                                                                         4,514,000                  
        issued and outstanding at december 31, 2007 and 2006
                                                                                           
        76,062,439 and 70,449,058 shares issued and outstanding at
                                                                                           
        december 31, 2007 and 2006, respectively
                                                                         76,000                  
        equity investments in licensees and joint ventures
                                                                             218,000 217,000             
        intangible assets
                                                                               565,000 754,000 942,000 1,131,000 1,671,000 3,103,000 4,535,000 5,251,000 5,967,000 7,400,000 8,116,000 8,832,000 
        current portion of equipment loans
                                                                               82,000 112,000 129,000 146,000 162,000 169,000 189,000 220,000 281,000 528,000 565,000 710,000 
        current portion of research funding obligation
                                                                               1,472,000 1,694,000 2,001,000 2,454,000 3,615,000 4,798,000 4,380,000 4,525,000 4,742,000 4,862,000 4,845,000 4,698,000 
        commitments
                                                                                           
        deferred compensation
                                                                              -275,000 -147,000 -180,000 -207,000 -260,000 -140,000 -197,000 -131,000 -151,000 -173,000 -53,000 -114,000 -174,000 
        notes receivable from related parties
                                                                               135,000 139,000 143,000 147,000 67,000 67,000 64,000 208,000 366,000 244,000 255,000 265,000 
        noncurrent portion of equipment loans
                                                                                 28,000 55,000 82,000 157,000 244,000 285,000 326,000 433,000 620,000 192,000 
        noncurrent portion of research funding obligation
                                                                                 295,000 590,000  243,000 1,672,000 2,394,000 3,108,000 4,544,000 5,266,000 5,980,000 
        equity investments in licensees and joint venture
                                                                                 484,000          
        fair value of warrants to purchase common stock
                                                                                           
        authorized; no shares issued and outstanding
                                                                                           
        authorized; 52,220,332 shares issued and outstanding
                                                                                  52,000         
        convertible debentures
                                                                                       16,320,000 16,310,000 16,305,000 16,300,000 
        additional paid-in-capital
                                                                                     297,279,000 295,739,000 257,563,000 256,006,000 255,374,000 253,649,000 
        commitments stockholders’ equity:
                                                                                           
        short-term investments
                                                                                        31,424,000 33,317,000 48,755,000 
        other current assets
                                                                                        2,353,000 638,000 653,000 
        long-term investments
                                                                                        6,258,000   
        equity investment in licensees
                                                                                         455,000 597,000 
        redeemable common stock
                                                                                          1,585,000 
      Cashflow Statements:
      Quarterly
      Annual
        Unit: USD2026-03-31 2025-12-31 2025-09-30 2025-06-30 2025-03-31 2024-12-31 2024-09-30 2024-06-30 2024-03-31 2023-12-31 2023-09-30 2023-06-30 2023-03-31 2022-12-31 2022-09-30 2022-06-30 2022-03-31 2021-12-31 2021-09-30 2021-06-30 2021-03-31 2020-12-31 2020-09-30 2020-06-30 2020-03-31 2019-12-31 2019-09-30 2019-06-30 2019-03-31 2018-12-31 2018-09-30 2018-06-30 2018-03-31 2017-12-31 2017-09-30 2017-06-30 2017-03-31 2016-09-30 2016-06-30 2016-03-31 2015-09-30 2015-06-30 2015-03-31 2014-09-30 2014-06-30 2014-03-31 2013-09-30 2013-06-30 2013-03-31 2012-09-30 2012-06-30 2012-03-31 2011-12-31 2011-09-30 2011-06-30 2011-03-31 2010-12-31 2010-09-30 2010-06-30 2010-03-31 2009-12-31 2009-09-30 2009-06-30 2009-03-31 2008-12-31 2008-09-30 2007-12-31 2007-09-30 2007-06-30 2007-03-31 2006-12-31 2006-09-30 2005-09-30 2005-06-30 2005-03-31 2004-03-31 2003-09-30 2003-06-30 2003-03-31 2002-09-30 2002-06-30 2002-03-31 
                                                                                          
          cash flows from operating activities:
                                                                                          
          net loss
        -3,642,000 -28,862,000 -18,428,000 -16,375,000 -19,835,000 -25,352,000 -26,447,000 -67,383,000 -55,390,000 -51,973,000 -44,805,000 -49,227,000 -38,122,000 -42,635,000 -41,051,000 -28,117,000 -30,098,000 -32,017,000 -26,697,000 -29,574,000 -27,824,000 -23,787,000 -19,651,000 -15,824,000 -16,355,000 -29,070,000 -15,180,000 -14,239,000 -10,059,000 -7,300,000 -5,597,000 -6,934,000 -7,186,000  -6,899,000 -6,405,000 -7,183,000  -8,637,000 -8,842,000  -9,356,000 -9,315,000 -9,549,000 -8,734,000 -8,440,000  -8,947,000 -11,897,000 -15,953,000 -18,326,000 -18,739,000                               
          adjustments to reconcile net loss to net cash from operating activities:
                                                                                          
          depreciation and amortization
        134,000 87,000 128,000 128,000 131,000 142,000 31,000 262,000 111,000 114,000 108,000 121,000 99,000 80,000 79,000 72,000 57,000 61,000 53,000 53,000 48,000 49,000 49,000 33,000 27,000 29,000 9,000 11,000 15,000 14,000 14,000 15,000 16,000 19,000 19,000 18,000 20,000 21,000 21,000 21,000 17,000 13,000 9,000 9,000 14,000 15,000 93,000 122,000 142,000 193,000 214,000 251,000 344,000 402,000 416,000 418,000 401,000 404,000 407,000 397,000 407,000 462,000 453,000 431,000 408,000 464,000 526,000 511,000 353,000 277,000 249,000 250,000 230,000 233,000 240,000 251,000       
          accretion and amortization on investments
        -1,069,000 -1,444,000 -1,529,000 -1,738,000 -2,210,000 -2,402,000 -2,388,000 -2,526,000 -2,367,000 -2,815,000 -3,372,000 -3,236,000 -1,727,000 -956,000 -313,000 108,000 196,000 287,000 359,000 362,000 416,000 431,000 421,000 90,000 -124,000 -251,000 -325,000 -476,000 -482,000 -457,000 -410,000 -135,000 24,000 60,000 69,000 89,000 55,000 68,000 155,000 284,000 494,000 547,000 629,000 765,000 850,000 606,000 301,000 319,000 328,000 542,000 595,000 669,000 889,000 1,102,000 1,205,000 1,226,000 765,000 989,000 905,000 909,000 505,000 257,000 173,000 -9,000 -88,000 -205,000 -599,000 -994,000 -917,000 -717,000 -688,000 -395,000 331,000 620,000 584,000 944,000       
          amortization of debt issuance costs/debt discounts
        286,000  273,000 262,000 253,000  402,000 690,000 802,000  255,000 245,000 242,000    349,000                                                                  
          non-cash interest expense on liabilities for sales of future royalties
        3,912,000 3,905,000 5,163,000 5,079,000 4,801,000                                                                              
          stock-based compensation expense
        4,913,000                                                                                  
          amortization of right-of-use assets
        192,000 188,000 184,000 181,000 177,000 174,000 170,000 167,000 164,000 127,000 158,000 154,000 152,000 149,000 146,000 144,000 141,000 165,000 137,000 134,000 132,000  67,000 336,000 244,000                                                          
          increase in allowance for doubtful accounts
         -46,000 -25,000 -110,000 131,000                                                                              
          changes in assets and liabilities:
                                                                                          
          inventory
        -16,651,000 -21,214,000 -26,298,000 -12,902,000 -17,508,000 -17,688,000 -19,509,000                                                                            
          accounts receivable
        -4,894,000 -1,580,000 1,273,000 -5,333,000 4,649,000 -7,688,000 -27,133,000                                                                            
          prepaid expenses and other assets
        -2,234,000                                                                                  
          accounts payable
        1,463,000                                                                                  
          accrued compensation and benefits
        -21,009,000                                                                                  
          accrued liabilities
        -20,374,000                                                                                  
          payments on royalty agreement
        -3,721,000                                                                                  
          operating lease liabilities
        -212,000                                                                                  
          net cash from operating activities
        -62,906,000 -22,067,000 -13,576,000 -27,415,000 -47,979,000 -43,945,000 -58,942,000 -53,478,000 -62,253,000 -40,938,000 -50,839,000 -29,601,000 -46,365,000 -35,181,000 -29,582,000 -28,642,000 -33,974,000 -22,168,000 -22,840,000 -17,814,000 -32,734,000 -12,614,000 -15,449,000 -12,395,000 -26,194,000 -10,366,000 -11,980,000 -8,745,000 -12,738,000 -3,010,000 -6,136,000 -4,495,000 -7,368,000 -4,387,000                  -16,585,000 -21,367,000 -14,273,000 -14,044,000 -12,708,000 -16,155,000 -8,966,000 -9,806,000 -9,365,000 -11,602,000 -11,225,000 -11,257,000 -9,290,000 -11,349,000 -9,697,000 -3,428,000 -10,086,000 -5,869,000 -7,249,000 -5,377,000 -7,596,000 -3,915,000 -1,398,000 -7,556,000 -9,987,000 -4,931,000 -6,217,000 -7,561,000 -9,062,000 -6,234,000 -9,210,000 
          cash flows from investing activities:
                                                                                          
          purchases of property and equipment
        -252,000 89,000 -170,000 32,000 141,000 -206,000 -615,000 -64,000 -192,000 -202,000 -372,000 -140,000 -171,000 -70,000 -50,000 -103,000 -94,000 -10,000 -11,000 -4,000 -195,000 -191,000 -89,000 -257,000 -22,000 -45,000 -7,000                      -84,000 -217,000 -135,000 -136,000 -124,000 -294,000 -122,000 -27,000 -393,000 -83,000 -108,000 -715,000 -529,000                   
          purchases of marketable securities
        -34,525,000 -104,219,000 -77,029,000 -76,696,000 -46,477,000 -184,791,000 -65,808,000 -160,715,000 -65,618,000 -15,867,000 -104,009,000 -114,107,000 -241,611,000 -160,671,000 -40,287,000 -38,945,000 -18,104,000 -60,952,000 -34,052,000 -57,308,000 -25,122,000 -93,135,000 -37,711,000 -175,442,000 -6,913,000 -51,191,000 -35,868,000 -22,316,000 -44,092,000 -38,645,000 -42,653,000 -87,299,000 -19,768,000 -18,746,000                  -17,895,000 -40,299,000 -33,826,000 -19,370,000 -51,395,000 -87,559,000 -37,029,000 -25,891,000 -32,935,000 -89,618,000 -31,124,000 -30,907,000 -48,460,000 -20,499,000 -21,965,000 -39,714,000 -19,483,000 -56,532,000 -39,147,000 -63,705,000 -15,511,000 -21,558,000 -34,776,000 -32,010,000 -12,232,000       
          proceeds from maturities and sales of marketable securities
        86,633,000                                                                                  
          net cash from investing activities
        51,856,000 21,145,000 13,348,000 20,315,000 52,439,000 -103,511,000 -554,000 -36,146,000 34,207,000 47,569,000 -4,714,000 -44,444,000 -178,733,000 18,988,000 9,842,000 2,810,000 30,427,000 8,365,000 -5,406,000 30,905,000 38,083,000 -21,836,000 13,564,000 -129,206,000 32,158,000 -7,013,000 6,037,000 19,412,000 8,964,000 848,000 -9,349,000 -66,609,000 -2,608,000 9,744,000 7,722,000 -3,854,000 9,358,000          6,049,000 1,207,000 9,658,000 16,266,000 8,776,000 19,511,000 7,686,000 11,942,000 10,507,000 2,004,000 -66,251,000 6,104,000 11,023,000 672,000 -51,806,000 3,259,000 -13,345,000 -21,111,000 -1,290,000 4,423,000 -7,236,000 35,896,000 -14,419,000 1,799,000 -7,390,000  24,215,000   3,044,000 847,000 -10,830,000 10,182,000 -3,535,000 14,460,000 10,214,000 
          cash flows from financing activities:
                                                                                          
          proceeds from issuances of common stock from equity plans
        914,000 878,000 542,000 591,000 256,000 5,987,000 3,574,000 16,373,000 6,749,000 3,580,000 1,044,000 573,000 7,875,000 223,000 1,201,000   593,000 187,000 17,000 111,000                                                             
          proceeds from the exercise of warrants
        1,511,000                                                                                  
          net cash from financing activities
        2,425,000 378,000 542,000 1,091,000 256,000 166,163,000 3,578,000 16,833,000 147,798,000 33,280,000 29,354,000 18,340,000 281,047,000 11,923,000 4,778,000   19,639,000 12,654,000 16,263,000 -581,000 23,976,000 144,265,000 686,000 10,272,000 8,984,000   8,000 9,087,000 82,320,000 1,553,000 1,074,000   90,000     1,477,000 105,000 105,000 97,620,000 433,000 49,000 11,000 1,000   -4,189,000 4,287,000 144,000 144,000 93,888,000 37,000 198,000 9,992,000 140,000 4,464,000 372,000 46,654,000 180,000 1,000 3,922,000 14,000 1,509,000 15,290,000 44,093,000 109,000 77,394,000 3,996,000 13,019,000 649,000 1,170,000 20,914,000 -136,000 -220,000 410,000 -168,000 
          net effect of exchange rates on cash, cash equivalents and restricted cash
        -36,000                                                                                  
          net increase in cash, cash equivalents and restricted cash
        -8,661,000 -553,000 389,000 -6,006,000 4,734,000 18,678,000 -55,870,000 -72,812,000 119,742,000 39,893,000 -26,193,000 -55,704,000 55,933,000     5,836,000 -28,246,000 25,745,000 21,612,000 -35,031,000 22,091,000 2,664,000 6,650,000 -7,107,000 3,041,000     11,216,000 -8,423,000                                                  
          cash, cash equivalents and restricted cash at the beginning of the period
        79,440,000 80,876,000 71,138,000 57,209,000 35,235,000 10,288,000 13,914,000 10,844,000 16,603,000                                                  
          cash, cash equivalents and restricted cash at the end of the period
        70,779,000 -553,000 389,000 -6,006,000 85,610,000 18,678,000 -55,870,000 -72,812,000 190,880,000 39,893,000 -26,193,000 -55,704,000 113,142,000 -4,258,000 -14,954,000 44,732,000 31,689,000 5,836,000 -28,246,000 25,745,000 31,900,000 -35,031,000 22,091,000 2,664,000 20,564,000 -7,107,000 3,041,000 10,910,000 7,070,000 -2,154,000 -6,398,000 11,216,000 8,180,000                                                  
          amortization of debt issuance costs/debt discount
                     224,000 399,000     194,000 180,000                                                              
          loss of extinguishment of debt
                                                                                          
          stock-based compensation for services by non-employees
         18,000 29,000 26,000 15,000 13,000 15,000 15,000 92,000 178,000 439,000 99,000 112,000 124,000 112,000 13,000 15,000 20,000 23,000 23,000 25,000 31,000 22,000 16,000 16,000 18,000 17,000 11,000 22,000 36,000 35,000 49,000 71,000 41,000 44,000 58,000 57,000 28,000 45,000 50,000 83,000 112,000 67,000 23,000 84,000 65,000 83,000                                    
          stock-based compensation for employees and directors
         5,771,000 6,742,000 6,738,000 7,408,000 6,793,000 6,890,000 12,625,000 4,877,000 4,416,000 7,204,000 3,945,000 2,961,000 2,188,000 2,063,000 2,058,000 1,692,000 2,305,000 2,008,000 1,973,000 1,794,000 1,852,000 1,768,000 1,707,000 1,568,000 1,650,000 1,569,000 1,434,000 1,426,000 1,594,000 1,615,000 1,545,000 1,614,000 1,992,000 2,094,000 2,075,000 1,983,000 2,127,000 2,117,000 2,019,000 2,064,000 2,376,000 2,013,000 2,009,000 2,102,000 1,641,000 1,222,000 886,000 1,348,000 1,263,000 1,362,000 1,391,000 2,717,000 2,366,000 3,847,000 6,319,000 3,276,000 4,322,000 3,051,000 3,069,000 2,659,000 2,824,000 2,572,000 2,520,000                   
          interest and other receivables
                                                                                          
          deposit and other assets
                                                                                          
          royalty financing obligation
                                                                                          
          proceeds from issuance of common stock and warrants in public offering, net of paid issuance costs
                           -610,000                                                            
          proceeds from exercise of warrants
             976,000 4,000 365,000 49,000 28,310,000 17,767,000 59,835,000 11,525,000    2,467,000 12,000                                              163,000 15,000,000   12,500,000        
          proceeds from sale of future royalties
                                                                                          
          proceeds from debt financing, net of paid debt issuance costs and debt discounts
                         14,895,000    -692,000                                                             
          repayment of debt
                                                                                          
          prepaid expenses, interest receivable and other assets
          1,340,000 515,000 -1,688,000  -533,000                                                                            
          current and noncurrent liabilities
          21,370,000 -863,000 -20,621,000  9,560,000 4,810,000 -9,723,000  5,279,000 17,802,000 -11,997,000  27,982,000 -5,061,000 967,000  1,345,000 8,306,000 -2,515,000    -12,039,000                                                          
          payment on royalty agreement
          -3,798,000 -3,023,000 -3,682,000                                                                              
          proceeds from maturities of marketable securities
          90,288,000 97,181,000 98,884,000 81,139,000 65,254,000 124,775,000 100,440,000 63,500,000 99,487,000 69,865,000 63,250,000 179,799,000 50,300,000 41,825,000 48,581,000 69,420,000 28,740,000 88,213,000 61,621,000 71,310,000 50,940,000 38,750,000 39,262,000 44,267,000 42,162,000 41,750,000 53,101,000 39,500,000 33,313,000 20,690,000 17,160,000 28,490,000 28,546,000 28,300,000 37,640,000 35,720,000 28,151,000 43,083,000   52,490,000 28,385,000 24,300,000 17,363,000 22,385,000 23,321,000 27,595,000 36,151,000 26,634,000 37,490,000 47,393,000 45,902,000 30,014,000 53,523,000 23,125,000 43,255,000 36,940,000 34,000,000 37,894,000 36,500,000 18,251,000 27,879,000 19,750,000 28,250,000 35,279,000 55,732,000 43,000,000 41,805,000 56,536,000 58,832,000 46,239,000 46,770,000 24,357,000 15,200,000       
          proceeds from issuance of common stock from offering and pre-funded warrant, net of paid issuance costs
              -271,000 141,000,000                                                                          
          proceeds from employee stock purchase plan
                                                                                        
          effect of exchange rates on cash, cash equivalents and restricted cash
          75,000 3,000 18,000  48,000 -21,000 -10,000  6,000 1,000 -16,000    1,000                                                                  
          current and noncurrent assets
                -819,000  -16,105,000 496,000 1,915,000  -18,999,000 1,786,000 -7,293,000  -321,000 715,000 -3,757,000  -2,952,000 140,000 249,000  -1,013,000 1,146,000 -1,532,000                                                      
          net gain on exchange and sales of equity investment
                                                                                         
          prepaid and other current assets
                                                                                          
          proceeds from sales of equity investment
                         1,594,000                                                             
          proceeds from issuances of common stock from at market offerings, net of paid issuance costs
                         4,151,000 16,234,000                                                            
          proceeds from issuance of common stock from public offering and pre-funded warrant, net of paid issuance costs
                  213,337,000                                                                      
          debt discount and issuance costs for debt financing
                      -61,000                                                                    
          gain on sales of available for sale securities
                                                                                         
          change in fair value of equity investment, including foreign currency translation
                             24,000 92,000 -499,000 220,000 -16,000 209,000 106,000 -103,000 266,000 -175,000                                                    
          amount due to janssen biotech, inc.
                                                                                        
          proceeds from sales of securities available for sale
                                                                                        
          gain on sales of equity investment
                          -1,233,000                                                              
          proceeds from debt financing
                                                                                          
          net effect of unrealized losses and exchange rates on cash, cash equivalents and restricted cash
                      8,000                                                                    
          net change in cash, cash equivalents and restricted cash
                      -14,954,000 44,733,000 -3,547,000                                                                  
          amortization related to 401(k) contributions
                                 9,000 -1,000 10,000 32,000 3,000 4,000 53,000 3,000 4,000 154,000 23,000 64,000 12,000 -16,000 362,000 103,000 55,000 109,000 172,000 79,000 178,000 217,000 235,000 133,000 162,000 159,000 193,000 78,000 117,000 172,000 127,000 58,000 116,000 89,000 57,000 76,000 41,000             
          gain on sale of marketable securities
                                                                                          
          proceeds from sale of marketable securities
                                                                                          
          proceeds from sales of marketable securities
                                                                                          
          amortization of right-of use-assets
                                                                                          
          other current and noncurrent liabilities
                              4,883,000                            1,795,000 -1,783,000  1,024,000 217,000 154,000  731,000 94,000 208,000  695,000 1,525,000 1,292,000  100,000  -1,352,000 1,965,000 648,000  -116,000 4,623,000 645,000 -1,085,000 -1,768,000       
          gain on sale of available for sale securities
                                                                                          
          proceeds from issuance of common stock from equity plans
                                                                                          
          proceeds from issuances of common stock from financings
                                686,000                                                          
          loss on retirement/sales of property and equipment
                                                                                        
          prepaid assets
                                                                                          
          proceeds from issuances of common stock under equity plans
                                                                                          
          operating lease expense
                                  170,000                                                        
          current liabilities
                                  2,564,000 2,928,000 -2,034,000  -438,000                                                    
          proceeds from issuances of common stock, net of issuance costs
                                  8,984,000    9,087,000 82,320,000 1,553,000                 1,000            4,464,000 372,000 46,654,000  1,000  14,000 1,346,000 290,000  109,000 89,924,000 4,041,000 563,000  1,242,000      
          net decrease in cash, cash equivalents and restricted cash
                                    -3,774,000                                                      
          proceeds from sales of property and equipment
                                                      1,000,000                                    
          loss on retirement of property and equipment
                                           5,000                                              
          current assets
                                      -1,180,000                                                    
          change in fair value of equity investment
                                        125,000                                                  
          other current and noncurrent assets
                                        89,000              -344,000 903,000 345,000 77,000 480,000 1,384,000  312,000 1,088,000 2,157,000  1,575,000 904,000 1,299,000  -234,000 1,685,000 2,076,000  2,975,000  1,147,000 -47,000 455,000  1,345,000 1,295,000 330,000 204,000 -2,942,000       
          other current liabilities
                                        -2,131,000  -5,304,000 -322,000 3,727,000 208,000 453,000 24,000                                           
          net income
                                                            -31,854,000 -19,522,000 -21,088,000 -24,389,000 -59,362,000 -18,344,000 -17,031,000 -16,640,000 -18,391,000 -15,224,000 -19,758,000 -16,811,000 -17,632,000 -17,151,000 -11,045,000 -12,834,000 -13,985,000 1,167,000 -3,261,000 -9,837,000 -11,862,000 -3,082,000 -9,688,000 -51,683,000  -9,288,000 -7,932,000 -7,196,000 -9,008,000 -10,475,000 
          adjustments to reconcile net income to net cash from operating activities:
                                                                                          
          loss on sales of marketable securities
                                                                                          
          unrealized gain on derivatives
                                                                   -58,000  -966,000    162,000  247,000 36,000 -14,805,000             
          accrued collaboration charges
                                                                                          
          deferred revenue
                                                                                          
          restricted cash transfer
                                                                26,000 -1,000 16,000 250,000                
          proceeds from sales/calls of marketable securities
                                                                                          
          proceeds from issuances of common stock
                                         1,074,000                                                
          net increase in cash and cash equivalents
                                            2,051,000               2,926,000   -3,393,000 -10,560,000   1,415,000 1,299,000    16,253,000 -12,459,000  -6,742,000   9,840,000 31,326,000     -6,294,000 -2,914,000 3,867,000 2,485,000 -12,817,000 8,636,000 836,000 
          cash and cash equivalents at the beginning of the period
                                         12,810,000 21,248,000 42,796,000 12,990,000 22,063,000 16,105,000  45,972,000  34,601,000  109,348,000   135,882,000  9,846,000 12,823,000 4,604,000 18,773,000 
          cash and cash equivalents at the end of the period
                                         6,431,000 3,298,000 -8,255,000 14,861,000 -2,316,000 -4,603,000 12,802,000 1,025,000 5,616,000 10,182,000 -1,920,000 -1,804,000 11,324,000 757,000 -6,671,000 15,505,000 1,885,000 -4,908,000 19,031,000  1,956,000 -3,393,000 35,412,000  -2,825,000 1,415,000 35,900,000  -3,502,000 -24,230,000 125,601,000  -5,273,000  25,824,000 -18,779,000 145,722,000  35,681,000 97,694,000 14,079,000 7,530,000 6,529,000 -2,914,000 3,867,000 7,089,000 -12,817,000 8,636,000 19,609,000 
          other current assets
                                              206,000 813,000                                           
          net decrease in cash and cash equivalents
                                                                     -3,502,000             -2,316,000        
          supplemental disclosure of non-cash investing activities:
                                                                                          
          net unrealized gain on marketable securities
                                            -18,000 -65,000 50,000 253,000                                           
          gain on sales of property and equipment
                                                                                          
          proceeds from issuance of common stock, net of issuance costs
                                             90,000 241,000 826,000 210,000 78,000 1,477,000 105,000 105,000 97,620,000 433,000 49,000 11,000                                  
          net cash provided by financing activities
                                               826,000                                           
          recognition of deferred revenue
                                                                                          
          proceeds from sales and maturities of marketable securities
                                                49,752,000                                          
          loss on write-downs of property and equipment
                                                                                         
          unrealized loss on derivatives
                                                                                          
          translation adjustment
                                                         153,000 16,000 -5,000 -8,000 12,000 -8,000 15,000 -3,000     -4,000  1,000    2,000 5,000 -10,000 -27,000 2,000       
          gain on sale of property and equipment
                                                                                          
          issuance of common stock in exchange for services by non-employees
                                                        24,000 42,000 30,000 80,000  111,000 126,000 270,000  840,000 1,328,000 865,000  839,000 643,000 745,000                   
          proceeds from sale of property and equipment
                                                        104,000 18,000                               
          accretion of discount on long-term debt
                                                            18,000                              
          interest expense on long-term debt
                                                                                          
          issuance of common stock for acquired in-process research and development
                                                             594,000                           
          loss on equity method investment
                                                                                          
          proceeds from sale of investments in licensees
                                                                                          
          proceeds from issuance of long-term debt
                                                            2,140,000                              
          issuance of common stock for acquired in-process research and
                                                                                          
          development
                                                                                          
          unrealized gain on fair value of derivatives
                                                           -26,000 -73,000 -291,000 -240,000 -39,000        -77,000                   
          proceeds from issuances of common stock and warrants, net of issuance costs
                                                             5,000 144,000 144,000  37,000 198,000 9,992,000                       
          cash flows from operating activities
                                                                                          
          loss on debt extinguishment
                                                                                          
          loss on retirement/sale of property and equipment
                                                                                         
          loss on impairment of excess equipment
                                                                                          
          loss on sale of marketable securities
                                                                                          
          issuance of common stock in connection with acquired
                                                                                          
          in-process research technology
                                                                                          
          issuance of common stock and warrants in exchange for
                                                                                          
          services by non-employees
                                                                                          
          loss on investments in licensees
                                                            168,000 335,000 1,212,000 243,000 496,000 396,000 682,000 6,000 20,000 656,000                   
          deposits and other assets
                                                                                          
          accrued restructuring charges
                                                                                          
          advance payment from related party for research
                                                                                          
          and development
                                                                     -127,000 -72,000 -241,000                   
          cash flows from investing activities
                                                                                          
          loan to related party
                                                                                         
          investment in licensee
                                                                                         
          proceeds from sale of investment in licensees
                                                                                          
          cash flows from financing activities
                                                                                          
          repayment of long-term debt
                                                                                          
          distribution to ta therapeutics, ltd. shareholder
                                                                                          
          proceeds from issuance of common stock and warrants, net of issuance costs
                                                                                          
          cash and cash equivalents, at beginning of year
                                                                                          
          cash and cash equivalents, at end of year
                                                                                          
          supplemental disclosure of cash flow information
                                                                                          
          cash paid for interest
                                                                                          
          gain on retirement/sale of property and equipment
                                                                    3,000 126,000 1,000                   
          stock issuance obligation for acquired in-process research and
                                                                                          
          issuance of common stock and warrants in exchange for services
                                                                                1,478,000 305,000 2,725,000        
          by non-employees
                                                                                          
          accrued compensation
                                                                                          
          advance payment from related party for research and development
                                                                        -298,000 -300,000 -409,000 -398,000               
          repurchase of common stock
                                                                                        
          unrealized (gain) loss on derivatives
                                                                 97,000                         
          investments in licensees
                                                                                          
          proceeds from sale of fixed assets
                                                                                        
          gain on sale of fixed assets
                                                                        3,000                 
          amortization of intangible assets, principally research related
                                                                              189,000 188,000 189,000 716,000       
          research funding payments
                                                                                          
          capital expenditures
        -252,000 89,000 -170,000 32,000 141,000 -206,000 -615,000 -64,000 -192,000 -202,000 -372,000 -140,000 -171,000 -70,000 -50,000 -103,000 -94,000 -10,000 -11,000 -4,000 -195,000 -191,000 -89,000 -257,000 -22,000 -45,000 -7,000                  -84,000 -217,000 -135,000 -136,000 -124,000 -294,000 -122,000 -27,000 -393,000 -83,000 -108,000 -715,000 -529,000 -557,000 -612,000 -891,000 -353,000 -887,000 -859,000 -202,000 -156,000 -469,000 -345,000 -126,000 -125,000 -100,000 -111,000 -46,000 -51,000 -15,000 -259,000 
          free cash flows
        -63,158,000 -22,067,000 -13,487,000 -27,585,000 -47,947,000 -43,804,000 -58,942,000 -53,684,000 -62,868,000 -41,002,000 -51,031,000 -29,803,000 -46,737,000 -35,321,000 -29,753,000 -28,712,000 -34,024,000 -22,271,000 -22,934,000 -17,814,000 -32,744,000 -12,625,000 -15,453,000 -12,590,000 -26,385,000 -10,455,000 -12,237,000 -8,767,000 -12,783,000 -3,017,000 -6,136,000 -4,495,000 -7,368,000 -4,387,000                  -16,669,000 -21,584,000 -14,408,000 -14,180,000 -12,832,000 -16,449,000 -9,088,000 -9,833,000 -9,758,000 -11,685,000 -11,333,000 -11,972,000 -9,819,000 -11,906,000 -10,309,000 -4,319,000 -10,439,000 -6,756,000 -8,108,000 -5,579,000 -7,752,000 -4,384,000 -1,743,000 -7,682,000 -10,112,000 -5,031,000 -6,328,000 -7,607,000 -9,113,000 -6,249,000 -9,469,000 
          payments of obligations under capital leases and equipment loans
                                                                                          
          stock-based compensation in exchange for services by non-employees
                                                                         826,000  586,000 1,512,000 2,735,000             
          stock-based compensation for awards to employees and directors
                                                                         3,092,000  2,934,000 2,569,000 2,922,000             
          loss recognized under equity method investments
                                                                                          
          loss on equity investments in licensees
                                                                          43,000 35,000 28,000             
          stock-based compensation for stock grants to employees
                                                                                        
          accretion of interest on research funding obligation
                                                                                122,000 123,000 123,000       
          unrealized (gain) loss on fair value of derivatives
                                                                                          
          notes receivable from related parties
                                                                                          
          equity investments in licensees
                                                                                          
          proceeds from sales of marketable equity investments in licensees
                                                                                          
          accrued research funding obligation
                                                                               -222,000 -724,000 -871,000        
          payments of obligations under equipment loans
                                                                               -30,000 -45,000 -44,000 -51,000 -72,000 -102,000 -137,000 -224,000 -215,000 -222,000 
          issuance of common stock in exchange for acquired in-process
                                                                                          
          research technology
                                                                                          
          unrealized (gain) loss on fair value of warrants to purchase
                                                                                          
          common stock
                                                                                          
          issuance of common stock and warrants in exchange for services by non-employees
                                                                               117,000           
          stock-based compensation for options to employees and directors
                                                                               996,000           
          amortization of deferred compensation
                                                                               40,000 33,000 27,000 53,000 34,000       
          realized gain on equity investments in licensees
                                                                               -1,000  -52,000 -3,000 -18,000       
          proceeds from sales of equity investments in licensees
                                                                                         
          gain on sale of fixed asset
                                                                                          
          proceeds from sale of fixed asset
                                                                                          
          net cash (used in)/provided by investing activities
                                                                                  -7,779,000        
          net (decrease)/increase in cash and cash equivalents
                                                                                          
          (gain) / loss on sale of fixed asset
                                                                                          
          issuance of common stock in exchange for acquired research technology
                                                                                          
          realized (gain)/loss on equity investments in licensees
                                                                                          
          net increase/(decrease) in cash and cash equivalents
                                                                                97,694,000          
          loss on sale of fixed asset
                                                                                          
          proceeds from sale of equity investment in licensee
                                                                                   201,000       
          adjustments to reconcile net income to net cash from operating
                                                                                          
          activities:
                                                                                          
          interest for convertible debentures
                                                                                          
          conversion expense related to modification of series d
                                                                                          
          convertible debentures and warrants
                                                                                          
          issuance of common stock in exchange for acquired research
                                                                                          
          technology
                                                                                          
          stock-based compensation
                                                                                          
          realized loss on equity investments in licensees
                                                                                          
          issuance of common stock in exchange for acquired in-process research technology
                                                                                   45,150,000       
          issuance of common stock in exchange for services
                                                                                   100,000       
          accrued research funding payments
                                                                                   -896,000     -689,000 -527,000 
          proceeds from issuance of common stock
                                                                                   700,000   1,000 4,000 127,000 54,000 
          proceeds from equipment loans
                                                                                         
          purchases of securities available-for-sale
                                                                                       -17,200,000   
          proceeds from sales/calls of securities available-for-sale
                                                                                          
          proceeds from maturities of securities available-for-sale
                                                                                       12,500,000 19,276,000 11,000,000