Loss Per Share - Reconciliation of Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Earnings Per Share [Abstract]
Net loss	$ (75,555)	$ (14,424)
Weighted average shares outstanding:
Basic (in shares)	29,745	28,883
Dilutive effect of restricted stock units and warrants (in shares)	0	0
Diluted (in shares)	29,745	28,883
Loss per share:
Basic (in usd per share)	$ (2.54)	$ (0.50)
Diluted (in usd per share)	$ (2.54)	$ (0.50)