Earnings Per Share - Reconciliation (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Numerator
Net loss - basic and diluted	$ (20,834)	$ (25,526)	$ (80,696)
Denominator
Weighted average common shares outstanding - basic (in shares)	92,712	91,460	90,198
Dilutive effect of stock options and restricted stock awards (in shares)	0	0	0
Weighted average common shares outstanding - diluted (in shares)	92,712	91,460	90,198
Net loss per common share
Net loss per common share - Basic (in dollars per share)	$ (0.22)	$ (0.28)	$ (0.89)
Net loss per common share - diluted (in dollars per share)	$ (0.22)	$ (0.28)	$ (0.89)