Net Income (Loss) Per Share (Details 1) - USD ($) $ / shares in Units, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Earnings Per Share [Abstract]
Net income (loss) from continuing operations available to the Company’s common stockholders - Basic	$ 75,300	$ (41,387)
Plus (less): effect of participating securities	1,553	0
Net income (loss) available to common stockholders	76,853	(41,387)
Less: effect of participating securities	(1,553)	0
Net income (loss) from continuing operations available to the Company's common stockholders - Diluted	75,300	(41,387)
Net income (loss) from discontinued operations available to the Company’s common stockholders - Basic	0	(2,017)
Plus (less): effect of participating securities	0	0
Net income (loss) available to common stockholders	0	(2,017)
Plus (less): effect of participating securities	0	0
Net income (loss) from discontinued operations available to the Company's common stockholders - Diluted	0	(2,017)
Net income (loss) available to the Company's common stockholders - Basic	75,300	(43,404)
Plus (less): effect of participating securities	1,553	0
Net income (loss) available to common stockholders	76,853	(43,404)
Less: effect of participating securities	(1,553)	0
Net income (loss) available to the Company's common stockholders - Diluted	$ 75,300	$ (43,404)
Shares:
Weighted-average shares used to compute basic net income (loss) per share (in shares)	38,979,057	37,353,352
Adjustment to reflect conversion of convertible notes (in shares)	4,190,024	0
Adjustment to reflect stock appreciation right conversions (in shares)	523,074	0
Weighted-average shares used to compute diluted net income (loss) per share (in shares)	43,692,155	37,353,352
Net income (loss) per share available to common stockholders - Diluted
Continuing operations (in dollars per share)	$ 1.72	$ (1.11)
Discontinued operations (in dollars per share)	0	(0.05)
Diluted net income (loss) (in dollars per share)	$ 1.72	$ (1.16)