Earnings per Common Share - Details of Earnings Per Share Calculations (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Earnings per Common Share
Net income (loss)	$ 98	$ (5,671)
Weighted average common shares outstanding:
Basic (in shares)	40,127	40,036
Incremental shares with dilutive effect:
Restricted stock awards (in shares)	211
Diluted (in shares)	40,338	40,036
Basic (in dollars per share)	$ 0.00	$ (0.14)
Diluted (in dollars per share)	$ 0.00	$ (0.14)