Net Income Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2022	Mar. 31, 2021
Number of outstanding units not included in computation of Diluted EPS (in shares)	361,000	295,000
Numerator:
Net income (loss)	$ 17,734	$ 35,900
Denominator:
Basic earnings per share weighted average shares	50,480,000	50,286,000
Dilution due to stock options and restricted stock units	228,000	441,000
Diluted earnings per share weighted average shares	50,708,000	50,727,000
Basic earnings per share (in dollars per share)	$ 0.35	$ 0.71
Diluted earnings per share (in dollars per share)	$ 0.35	$ 0.71
Tranche One
Warrants to purchase shares	125,000
Warrants exercise price	$ 40.41
Tranche Two
Warrants to purchase shares	78,000
Warrants exercise price	$ 57.47