Basis of Presentation - Earnings per Common Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Numerator - Basic
Total net (loss) income attributable to common stockholders	$ (111,563)	$ 11,532
Less: allocation to participating securities	0	(4,270)
Net (loss) income allocated to common stockholders - basic	(111,563)	7,262
Numerator - Diluted
Net (loss) income allocated to common stockholders - basic	(111,563)	7,262
Unrealized gain on Warrants, net of income tax	0	(329)
Net (loss) income allocated to common stockholders - diluted	$ (111,563)	$ 6,933
Denominator
Weighted average number of common shares - basic (in shares)	24,875,793	24,619,730
Warrants converted under the Treasury Stock method (in shares)	0	181,413
Weighted average number of common shares - diluted (in shares)	24,875,793	24,801,143
Earnings Per Share [Abstract]
Basic (in dollars per share)	$ (4.48)	$ 0.29
Diluted (in dollars per share)	$ (4.48)	$ 0.28