CONDENSED STATEMENT OF CHANGES IN STOCKHOLDERS’ EQUITY - 6 months ended Jun. 30, 2017 - Successor - USD ($) shares in Thousands, $ in Thousands	Total	Common Stock	Preferred Stock	Additional Paid in Capital	Retained Earnings (Accumulated deficit)
Balance at beginning of period at Dec. 31, 2016	$ 752,967	$ 533	$ 0	$ 802,107	$ (49,673)
Increase (Decrease) in Stockholders' Equity [Roll Forward]
Net income (loss)	238,173				238,173
Dividends paid ($3.61 per share)	(192,673)			(190,000)	(2,673)
Purchase accounting measurement period adjustment	(3,525)			(3,525)
Equity award modification	1,255			1,255
Stock compensation	$ 922			922
Common shares issued (in shares)	1	1
Balance at end of period at Jun. 30, 2017	$ 797,120	$ 534	$ 0	$ 610,759	$ 185,827