Net (Loss) Income Per Share - Schedule of Net Income (Loss) Per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Net (loss) income
(Loss) income from continuing operations	$ (39,808)	$ 7,990
Loss from discontinued operations	0	(1,175)
Net (loss) income	$ (39,808)	$ 6,815
Basic
Weighted average common shares outstanding - basic (in shares)	18,245,911	18,894,315
Basic (loss) income per common share:
(Loss) income from continuing operations (in dollars per share)	$ (2.18)	$ 0.42
Loss from discontinued operations (in dollars per share)	0.00	(0.06)
Net (loss) income (in dollars per share)	$ (2.18)	$ 0.36
Diluted
Weighted average common shares outstanding - basic (in shares)	18,245,911	18,894,315
Diluted effect of warrants (in shares)	0	216,043
Weighted average common shares outstanding - diluted (in shares)	18,245,911	19,538,629
Diluted (loss) income per common share:
(Loss) income from continuing operations (in dollars per share)	$ (2.18)	$ 0.41
Loss from discontinuing operations (in dollars per share)	0.00	(0.06)
Net (loss) income (in dollars per share)	$ (2.18)	$ 0.35
Diluted effect of stock options
Diluted
Dilutive effect of share-based payment awards (in shares)	0	205,634
Diluted effect of restricted share units, restricted stock shares and performance-based restricted share units
Diluted
Dilutive effect of share-based payment awards (in shares)	0	222,637