Summary of Significant Accounting Policies (Tables) |
9 Months Ended |
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Sep. 30, 2021 | |
Summary of Significant Accounting Policies [Abstract] | |
Summary of Assets and Liabilities Measured at Fair Value on a Recurring Basis | September 30, 2021 December 31, 2020(in thousands)Level 1 Level 2 Level 3 Total Level 1 Level 2 Level 3 TotalAssets Cash and cash equivalents: Cash and money market funds $ 364,020 $ — $ — $ 364,020 $ 43,040 $ — $ — $ 43,040 Commercial paper — 61,368 — 61,368 — 32,537 — 32,537 U.S. government & agency securities — — — — — 170 — 170 U.S. Treasury security — — — — — 5,864 — 5,864 Total cash and cash equivalents 364,020 61,368 — 425,388 43,040 38,571 — 81,611 Investments: Commercial paper — 255,817 — 255,817 — 112,644 — 112,644 Corporate debt securities — 13,595 — 13,595 — 17,456 — 17,456 U.S. government & agency securities — 385,090 — 385,090 — 107,103 — 107,103 Total investments — 654,502 — 654,502 — 237,203 — 237,203 Short-term restricted cash: Cash 500 — — 500 836 — — 836 Long-term restricted cash: Cash 4,560 — — 4,560 3,500 — — 3,500 Total assets measured at fair value $ 369,080 $ 715,870 $ — $ 1,084,950 $ 47,376 $ 275,774 $ — $ 323,150 Liabilities Continuation Advances $ — $ — $ — $ — $ — $ — $ — $ —Contingent consideration — — 168,574 168,574 — — — —Total liabilities measured at fair value $ — $ — $ 168,574 $ 168,574 $ — $ — $ — $ — |
Computation of Basic and Diluted Net Income (Loss) per Share | Three Months Ended September 30, Nine Months Ended September 30, 2021 2020 2021 2020Numerator: Net income (loss) $ 16,542 $ (23,708) $ (111,894) $ (45,532) Denominator: Basic Weighted average shares used in computing net income (loss) per share, basic 202,194 166,862 198,545 158,195Net income (loss) per share, basic $ 0.08 $ (0.14) $ (0.56) $ (0.29) Diluted Weighted average shares used in computing net income (loss) per share, basic 202,194 166,862 198,545 158,195Add: Weighted average stock options 7,754 — — —Add: Weighted average restricted stock units 3,598 — — —Add: Weighted average shares issuable pursuant to ESPP 1,581 — — —Weighted average shares used in computing net income (loss) per share, diluted 215,127 166,862 198,545 158,195Net income (loss) per share, diluted $ 0.08 $ (0.14) $ (0.56) $ (0.29) |
Anti-dilutive Shares Excluded from Computation of Diluted Net Income (Loss) per Share | Three Months Ended September 30, Nine Months Ended September 30,(in thousands) 2021 2020 2021 2020Shares issuable upon conversion of convertible senior notes 20,690 — 17,203 —Options to purchase common stock 2,326 19,921 12,703 19,921RSUs with time-based vesting 2,006 5,971 6,835 5,971RSUs with performance-based vesting — 94 — 94ESPP shares 126 2,890 1,564 2,890 |