Income Taxes - Narrative (Details) - USD ($) $ in Thousands	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Income Tax Contingency [Line Items]
Valuation allowance	$ 457,738	$ 426,003	$ 361,804
Net operating loss carryforwards, no expiration	1,247,500
Federal
Income Tax Contingency [Line Items]
Net operating loss carryforwards	1,328,500
Net operating loss carryforwards, subject to expiration	80,500
State
Income Tax Contingency [Line Items]
Net operating loss carryforwards, subject to expiration	1,360,200
State | Research Tax Credit Carryforward
Income Tax Contingency [Line Items]
Tax credit carryforward	4,200
Foreign
Income Tax Contingency [Line Items]
Net operating loss carryforwards	$ 48,000