Net Income Per Common Share - Reconciliation of Basic and Diluted Net Income Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Net Income Per Common Share Basic And Diluted [Line Items]
Net income - basic and diluted	$ 88,897	$ 5,933
Net income per common share, basic	$ 1.35	$ 0.09
Net income per common share, diluted	$ 1.34	$ 0.09
Basic, Weighted average number of common shares outstanding	66,034,772	65,857,409
Diluted, Weighted average number of common shares outstanding	66,425,147	66,198,881
Performance Share Units
Net Income Per Common Share Basic And Diluted [Line Items]
Effect of dilutive instruments (in shares)	357,712	285,369
Restricted Stock
Net Income Per Common Share Basic And Diluted [Line Items]
Effect of dilutive instruments (in shares)	32,663	56,103