Fair Value of Financial Instruments - Summary of Financial Instruments Measured at Fair Value on Recurring Basis by Level Within Fair Value Hierarchy (Details) - USD ($) $ in Thousands	Sep. 30, 2026	Dec. 31, 2025
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available for sale securities, Amortized Cost	$ 165,925	$ 252,345
Available for sale securities, Unrealized Losses	(996)	(7)
Available for sale securities, Unrealized Gains	0	414
Available for sale securities, Estimated Fair Value	164,929	252,752
Cash Equivalents
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available for sale securities, Estimated Fair Value	47,276	39,133
Short-Term Investments
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available for sale securities, Amortized Cost	108,437	236,257
Available for sale securities, Unrealized Losses	(183)	(4)
Available for sale securities, Unrealized Gains	0	392
Available for sale securities, Estimated Fair Value	108,254	236,645
Long-Term Investments
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available for sale securities, Amortized Cost	57,488	16,088
Available for sale securities, Unrealized Losses	(813)	(3)
Available for sale securities, Unrealized Gains	0	22
Available for sale securities, Estimated Fair Value	56,675	16,107
Level 1 \| Money Market Funds \| Cash Equivalents
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available for sale securities, Estimated Fair Value	33,977	33,869
Level 2 \| Corporate Debt Securities \| Short-Term Investments
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available for sale securities, Amortized Cost	62,133	134,582
Available for sale securities, Unrealized Losses	(122)	(4)
Available for sale securities, Unrealized Gains		269
Available for sale securities, Estimated Fair Value	62,011	134,847
Level 2 \| Corporate Debt Securities \| Long-Term Investments
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available for sale securities, Amortized Cost	46,882	11,757
Available for sale securities, Unrealized Losses	(629)	(3)
Available for sale securities, Unrealized Gains	0	5
Available for sale securities, Estimated Fair Value	46,253	11,759
Level 2 \| Commercial Paper \| Cash Equivalents
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available for sale securities, Estimated Fair Value	1,897	5,264
Level 2 \| Commercial Paper \| Short-Term Investments
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available for sale securities, Amortized Cost	3,759	25,952
Available for sale securities, Unrealized Losses	(4)
Available for sale securities, Estimated Fair Value	3,755	25,952
Level 2 \| U.S. Treasury securities \| Short-Term Investments
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available for sale securities, Amortized Cost	34,265	66,753
Available for sale securities, Unrealized Losses	(55)
Available for sale securities, Unrealized Gains		96
Available for sale securities, Estimated Fair Value	34,210	66,849
Level 2 \| U.S. Treasury securities \| Long-Term Investments
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available for sale securities, Amortized Cost		4,013
Available for sale securities, Unrealized Gains		16
Available for sale securities, Estimated Fair Value		4,029
Level 2 \| U.S. Government Securities \| Cash Equivalents
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available for sale securities, Estimated Fair Value	11,402
Level 2 \| U.S. Government Securities \| Short-Term Investments
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available for sale securities, Amortized Cost	8,280	8,970
Available for sale securities, Unrealized Losses	(2)
Available for sale securities, Unrealized Gains		27
Available for sale securities, Estimated Fair Value	8,278	8,997
Level 2 \| U.S. Government Securities \| Long-Term Investments
Fair Value Assets And Liabilities Measured On Recurring And Nonrecurring Basis [Line Items]
Available for sale securities, Amortized Cost	10,606	318
Available for sale securities, Unrealized Losses	(184)
Available for sale securities, Unrealized Gains	0	1
Available for sale securities, Estimated Fair Value	$ 10,422	$ 319

Amount, before tax, of unrealized gain in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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Amount, before tax, of unrealized loss in accumulated other comprehensive income (AOCI) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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