Summary of Significant Accounting Policies (Details) - USD ($) $ / shares in Units, $ in Thousands			1 Months Ended		3 Months Ended		6 Months Ended
	Jul. 19, 2024	Apr. 30, 2020	Sep. 30, 2023	Apr. 30, 2020	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023	Dec. 31, 2023	Dec. 31, 2022
Policies
Net Income (Loss)					$ (37,464)	$ (110,803)	$ (105,063)	$ (247,740)
Accumulated deficit					2,482,499		2,482,499		$ 2,377,436
Cash, cash equivalents and restricted cash					796,798	$ 381,113	796,798	$ 381,113	642,095	$ 466,091
Marketable securities					90,299		90,299		236,882
Short-term Credit Line, outstanding balance					80,389		80,389		$ 80,402
Collateral amount					150,000		150,000
Remaining borrowing capacity					$ 20,000		$ 20,000
Common stock, shares issued					123,365,000		123,365,000		119,581,000
Payment of offering expenses			$ 400
Proceeds from issuance of common stock			$ 235,800
Convertible Notes
Policies
Outstanding principal balance		$ 287,500		$ 287,500	$ 287,500		$ 287,500
Per annum interest rate (as a percent)				2.25%			2.25%
Percentage of principal amount converted		100.00%
Convertible Notes | Subsequent event
Policies
Per annum interest rate (as a percent)	2.25%
Percentage of principal amount converted	100.00%
Equity offering
Policies
Common stock, shares issued			4,550,000
Stock issued (in dollars per share)			$ 55