Income Taxes - Change In Valuation Allowance (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Change in valuation allowance
Increase in valuation allowance for current year increase in net operating losses	$ 236,828
Increase in valuation allowance for current year net increase in deferred tax assets other than net operating losses	179,400
Increase in valuation allowance due to change in tax rates	(1,515)
Net increase in valuation allowance	414,713	$ 258,665	$ 123,606
U.S.
Change in valuation allowance
Increase in valuation allowance for current year increase in net operating losses	221,635
Increase in valuation allowance for current year net increase in deferred tax assets other than net operating losses	179,400
Net increase in valuation allowance	401,035	246,899	133,867
Foreign
Change in valuation allowance
Increase in valuation allowance for current year increase in net operating losses	15,193
Increase in valuation allowance due to change in tax rates	(1,515)
Net increase in valuation allowance	$ 13,678	$ 11,766	$ (10,261)