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v3.23.1

Summary of Company Cash, Cash Equivalents and Short-term Investments (Detail) - USD ($) $ in Thousands | Mar. 31, 2023 | Dec. 31, 2022 | Mar. 31, 2022
--- | --- | --- | ---
Cash and Cash Equivalents [Line Items] |  |  |
Available for sale debt securities, Gross unrealized gains |  | $ 187 |
Available for sale debt securities, Gross unrealized losses |  | (1,824) |
Cash and cash equivalents, Amortized cost | $ 1,882,489 | 1,991,011 |
Cash and cash equivalents, Gross unrealized gains | 1 | 9 |
Cash and cash equivalents, Gross unrealized losses | (1) |  |
Cash and cash equivalents | 871,668 | 966,777 | $ 1,233,877
Cash, cash equivalents and investments, Amortized cost | 871,668 | 966,768 |
Cash, cash equivalents and investments, Gross unrealized gains | 402 | 187 |
Cash, cash equivalents and investments, Gross unrealized losses | (794) | 1,824 |
Cash, cash equivalents and investments, Fair value | 1,882,097 | 1,989,374 |
Available for sale debt securities current, Amortized cost | 1,010,821 | 1,024,243 |
Available for sale debt securities current, Gross unrealized gains | 401 | 178 |
Available for sale debt securities current, Gross unrealized losses | (793) | 1,824 |
Available for sale debt securities current, Fair value | 1,010,429 | 1,022,597 |
Cash and Money Market Funds [Member] |  |  |
Cash and Cash Equivalents [Line Items] |  |  |
Cash and cash equivalents, Amortized cost | 791,456 | 801,979 |
Cash and cash equivalents | 791,456 | 801,979 |
Commercial Paper [Member] |  |  |
Cash and Cash Equivalents [Line Items] |  |  |
Available for sale debt securities, Fair value | 208,937 | 211,369 |
Cash and cash equivalents, Amortized cost | 208,937 | 211,369 |
Government and Government Agency Bonds [Member] |  |  |
Cash and Cash Equivalents [Line Items] |  |  |
Available for sale debt securities, Gross unrealized gains | 402 | 178 |
Available for sale debt securities, Gross unrealized losses | (701) | (1,542) |
Available for sale debt securities, Fair value | 844,838 | 807,540 |
Cash and cash equivalents, Amortized cost | 845,137 | 808,904 |
Cash, cash equivalents and investments, Fair value |  | 1,989,374 |
Corporate Bond [Member] |  |  |
Cash and Cash Equivalents [Line Items] |  |  |
Available for sale debt securities, Gross unrealized gains |  | 9 |
Available for sale debt securities, Gross unrealized losses | (93) | (282) |
Available for sale debt securities, Fair value | 15,723 | 125,741 |
Cash and cash equivalents, Amortized cost | 15,816 | 126,014 |
Certificates of Deposit [Member] |  |  |
Cash and Cash Equivalents [Line Items] |  |  |
Available for sale debt securities, Fair value | 21,143 | 42,745 |
Cash and cash equivalents, Amortized cost | $ 21,143 | $ 42,745 |

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