Long-Term Debt - Components Of Net Interest Expense (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Debt Disclosure [Abstract]
Interest expense	$ 23,489	$ 30,538	$ 31,186
Capitalized interest		(1,182)	(20,246)
Interest income	(288)	(825)	(2,607)
Net interest expense	$ 23,201	$ 28,531	$ 8,333