Significant Accounting Policies - Schedule of Earnings Per Share (Details) - shares shares in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020
Accounting Policies [Abstract]
Weighted average common shares outstanding basic (in shares)	35,387	35,049	35,386	35,255
Dilutive effect of common stock awards (in shares)	0	200	0	0
Weighted average common shares outstanding diluted (in shares)	35,387	35,249	35,386	35,255