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Earnings per Share (EPS) (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Mar. 31, 2020	Mar. 31, 2019
Earnings per Share, Basic [Abstract]
Net income	$ 58,271	$ 32,899
Basic weighted average shares outstanding (in shares)	68,563	66,692
Basic earnings per share (in dollars per share)	$ 0.85	$ 0.49
Earnings per Share, Diluted [Abstract]
Net income	$ 58,271	$ 32,899
Gain from change in fair value of warrant liability	(5,959)	0
Diluted net income	$ 52,312	$ 32,899
Basic weighted average shares outstanding (in shares)	68,563	66,692
Dilutive effect of issuable shares (in shares)	1,838	2,304
Dilutive weighted average shares outstanding (in shares)	70,401	68,996
Diluted earnings per share (in dollars per share)	$ 0.74	$ 0.48
Anti-dilutive shares (in shares)	15	754

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