Reconciliation of Loss Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Numerator for basic loss per share:
Net loss	$ (64,731)	$ (12,612)
Numerator for diluted loss per share:
Net loss	(64,731)	(12,612)
Net loss plus interest expense attributable to convertible notes	$ (64,731)	$ (12,612)
Denominator for basic loss per share:
Basic weighted average common shares outstanding during the period	21,228	21,159
Denominator for diluted loss per share:
Basic weighted average common shares outstanding during the period	21,228	21,159
Diluted weighted average common shares	21,228	21,159
Basic (in dollars per share)	$ (3.05)	$ (0.60)
Diluted (in dollars per share)	$ (3.05)	$ (0.60)
RSAs, RSUs, and DSUs
Denominator for diluted loss per share:
Antidilutive securities excluded from weighted average share calculations (in shares)	1,300	1,300
Convertible Debt Notes
Denominator for diluted loss per share:
Antidilutive securities excluded from weighted average share calculations (in shares)	1,200	1,200