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Liquidity and Uncertainties (Details) - USD ($) $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2023	Mar. 31, 2023	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2023	Jun. 30, 2022	Dec. 31, 2022
Liquidity and Uncertainties
Net loss	$ (85,800)	$ (76,896)	$ (70,730)	$ (57,518)	$ (162,696)	$ (128,248)
Accumulated deficit	$ (1,125,356)				$ (1,125,356)		$ (962,660)

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Liquidity And Uncertainties Disclosure Abstract

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The portion of profit or loss for the period, net of income taxes, which is attributable to the parent.

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