Marketable Securities - Summary of Amortized Cost, Unrealized Gain (Loss) Recognized in AOCI and Fair Value of Available-for-Sale Securities (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost, Current	$ 811,826	$ 348,668
Unrealized Gain (Loss), Current	(667)	1,055
Fair Value, Current	811,159	349,723
Amortized Cost, Non-current	315,410	36,882
Unrealized Gain (Loss), Non-current	(999)	270
Fair Value, Non-current	314,411	37,152
Amortized Cost	1,127,236	385,550
Unrealized Gain (Loss)	(1,666)	1,325
Fair Value	1,125,570	386,875
Guaranteed Investment Certificates [Member]
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost, Current	0	14,348
Unrealized Gain (Loss), Current	0	389
Fair Value, Current	0	14,737
U.S. Treasuries [Member]
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost, Current	238,317	111,901
Unrealized Gain (Loss), Current	(131)	197
Fair Value, Current	238,186	112,098
Amortized Cost, Non-current	131,665	30,292
Unrealized Gain (Loss), Non-current	(596)	203
Fair Value, Non-current	131,069	30,495
Commercial Paper [Member]
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost, Current	257,034	39,555
Unrealized Gain (Loss), Current	(232)	4
Fair Value, Current	256,802	39,559
Corporate Debt Securities [Member]
Schedule Of Available For Sale Securities [Line Items]
Amortized Cost, Current	316,475	182,864
Unrealized Gain (Loss), Current	(304)	465
Fair Value, Current	316,171	183,329
Amortized Cost, Non-current	183,745	6,590
Unrealized Gain (Loss), Non-current	(403)	67
Fair Value, Non-current	$ 183,342	$ 6,657

Amortized cost of 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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