Fair Value Measurements - Schedule of Assets and Liabilities Measured at Fair Value on a Recurring Basis (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Assets:
Total assets	$ 117,674	$ 122,724
Liabilities:
Warrant liability	47	141
Contingent value right liability	405,900	392,100
Total liabilities	405,947	392,241
Money market funds (included in cash equivalents)
Assets:
Money market funds (included in cash equivalents)	117,674	122,724
Level 1
Assets:
Total assets	117,674	122,724
Liabilities:
Warrant liability	0	0
Contingent value right liability	0	0
Total liabilities	0	0
Level 1 \| Money market funds (included in cash equivalents)
Assets:
Money market funds (included in cash equivalents)	117,674	122,724
Level 2
Assets:
Total assets	0	0
Liabilities:
Warrant liability	0	0
Contingent value right liability	0	0
Total liabilities	0	0
Level 2 \| Money market funds (included in cash equivalents)
Assets:
Money market funds (included in cash equivalents)	0	0
Level 3
Assets:
Total assets	0	0
Liabilities:
Warrant liability	47	141
Contingent value right liability	405,900	392,100
Total liabilities	405,947	392,241
Level 3 \| Money market funds (included in cash equivalents)
Assets:
Money market funds (included in cash equivalents)	$ 0	$ 0