Fair Value Measurements - Schedule of Financial Assets Measured at Fair Value on a Recurring Basis and Indicate the Level of the Fair Value Hierarchy (Details) - USD ($) $ in Thousands	Jun. 30, 2026	Dec. 31, 2025	Jun. 30, 2025
Cash equivalents:
Cash and cash equivalents	$ 1,087,060	$ 27,711	$ 80,394
Fair Value, Recurring [Member]
Cash equivalents:
Cash and cash equivalents	1,119,383	27,133
Fair Value, Recurring [Member] \| Level 1
Cash equivalents:
Cash and cash equivalents	1,075,747	27,133
Fair Value, Recurring [Member] \| Level 2
Cash equivalents:
Cash and cash equivalents	43,636	0
Fair Value, Recurring [Member] \| Level 3
Cash equivalents:
Cash and cash equivalents	0	0
Money market funds \| Fair Value, Recurring [Member]
Cash equivalents:
Cash and cash equivalents	1,075,747	27,133
Money market funds \| Fair Value, Recurring [Member] \| Level 1
Cash equivalents:
Cash and cash equivalents	1,075,747	27,133
Money market funds \| Fair Value, Recurring [Member] \| Level 2
Cash equivalents:
Cash and cash equivalents	0	0
Money market funds \| Fair Value, Recurring [Member] \| Level 3
Cash equivalents:
Cash and cash equivalents	0	$ 0
U.S. Treasury bills \| Fair Value, Recurring [Member]
Cash equivalents:
Cash and cash equivalents	9,999
Marketable Securities	33,637
U.S. Treasury bills \| Fair Value, Recurring [Member] \| Level 1
Cash equivalents:
Cash and cash equivalents	0
Marketable Securities	0
U.S. Treasury bills \| Fair Value, Recurring [Member] \| Level 2
Cash equivalents:
Cash and cash equivalents	9,999
Marketable Securities	33,637
U.S. Treasury bills \| Fair Value, Recurring [Member] \| Level 3
Cash equivalents:
Cash and cash equivalents	0
Marketable Securities	$ 0