Earnings Per Share - Schedule of Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Basic EPS calculation
Net loss	$ (115,300)	$ (34,098)
Weighted-average shares of common stock outstanding (in shares)	79,608,000	81,765,000
Basic loss per share (in dollars per share)	$ (1.45)	$ (0.42)
Diluted EPS calculation
Net loss	$ (115,300)	$ (34,098)
Weighted-average shares of common stock outstanding (in shares)	79,608,000	81,765,000
Dilutive effect of potentially dilutive securities (in shares)	0	0
Weighted-average common shares outstanding - diluted (in shares)	79,608,000	81,765,000
Diluted loss per share (in dollars per share)	$ (1.45)	$ (0.42)
Potentially dilutive securities (in shares)	0	0