Other Comprehensive Income (Loss) - Additional Information (Details) - USD ($) $ in Thousands	3 Months Ended				9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Jun. 30, 2020	Mar. 31, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Debt Instrument [Line Items]
Net income (loss)	$ (115,742)	$ (103,848)	$ (70,864)	$ (101,998)	$ (330,645)	$ (276,710)
4.20% Senior Notes, due December 2021 | Senior Notes
Debt Instrument [Line Items]
Interest rate on senior notes	4.20%				4.20%		4.20%
Reclassification out of Accumulated Other Comprehensive Income | Cumulative Unrealized Gain (Loss) on Derivatives
Debt Instrument [Line Items]
Net income (loss)	$ 0	$ 672			$ 2,531	$ 3,982
Reclassification out of Accumulated Other Comprehensive Income | Cumulative Unrealized Gain (Loss) on Derivatives | 4.20% Senior Notes, due December 2021 | Senior Notes
Debt Instrument [Line Items]
Net income (loss)	$ 1,300				$ 1,300