Loss per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended				6 Months Ended
	Jun. 30, 2022	Mar. 31, 2022	Jun. 30, 2021	Mar. 31, 2021	Jun. 30, 2022	Jun. 30, 2021
Numerator
Net loss	$ (52,406)	$ (194,703)	$ (287,863)	$ (112,321)	$ (247,109)	$ (400,184)
Denominator
Weighted-average shares outstanding, basic (in shares)	108,697		105,258		108,639	101,537
Effect of dilutive shares (in shares)	0		0		0	0
Adjusted weighted-average shares outstanding, diluted (in shares)	108,697		105,258		108,639	101,537
Loss per share
Basic loss per share (in dollars per share)	$ (0.48)		$ (2.73)		$ (2.27)	$ (3.94)
Diluted loss per share (in dollars per share)	$ (0.48)		$ (2.73)		$ (2.27)	$ (3.94)