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Cash and Cash Equivalents, Restricted Cash and Marketable Securities - Summary of Cash, Cash Equivalents and Marketable Securities (Detail) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 | Dec. 31, 2023
Cash Cash Equivalents And Marketable Securities [Line Items] |  |
Amortized Cost | $ 617,350 | $ 591,177
Unrealized Gains | 1,364 | 1,179
Unrealized Losses | (763) | (333)
Estimated Fair Value | 617,951 | 592,023
Total cash and cash equivalents, and marketable securities, amortized cost | 713,233 | 741,455
Total cash and cash equivalents, and marketable securities, unrealized gain | 1,364 | 1,180
Total cash and cash equivalents, and marketable securities, unrealized loss | (763) | (333)
Total cash and cash equivalents, and marketable securities, estimated fair value | 713,834 | 742,302
Corporate debt securities |  |
Cash Cash Equivalents And Marketable Securities [Line Items] |  |
Amortized Cost | 259,004 | 300,803
Unrealized Gains | 418 | 315
Unrealized Losses | (221) | (20)
Estimated Fair Value | 259,201 | 301,098
U.S. treasuries |  |
Cash Cash Equivalents And Marketable Securities [Line Items] |  |
Amortized Cost | 199,741 | 74,109
Unrealized Gains | 460 | 172
Unrealized Losses | (322) | (44)
Estimated Fair Value | 199,879 | 74,237
U.S. government agency securities |  |
Cash Cash Equivalents And Marketable Securities [Line Items] |  |
Amortized Cost | 158,605 | 216,265
Unrealized Gains | 486 | 692
Unrealized Losses | (220) | (269)
Estimated Fair Value | 158,871 | 216,688
Cash and cash equivalents: |  |
Cash Cash Equivalents And Marketable Securities [Line Items] |  |
Amortized Cost | 95,883 | 150,278
Unrealized Gains | 0 | 1
Unrealized Losses | 0 | 0
Estimated Fair Value | 95,883 | 150,279
Cash and cash equivalents: | Cash |  |
Cash Cash Equivalents And Marketable Securities [Line Items] |  |
Amortized Cost | 12,157 | 11,190
Unrealized Gains | 0 | 0
Unrealized Losses | 0 | 0
Estimated Fair Value | 12,157 | 11,190
Cash and cash equivalents: | Money market funds |  |
Cash Cash Equivalents And Marketable Securities [Line Items] |  |
Amortized Cost | 83,726 | 131,635
Unrealized Gains | 0 | 0
Unrealized Losses | 0 | 0
Estimated Fair Value | $ 83,726 | 131,635
Cash and cash equivalents: | Corporate debt securities |  |
Cash Cash Equivalents And Marketable Securities [Line Items] |  |
Amortized Cost |  | 7,453
Unrealized Gains |  | 1
Unrealized Losses |  | 0
Estimated Fair Value |  | $ 7,454

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