Consolidated Statements of Comprehensive (Loss) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		5 Months Ended	6 Months Ended
	Feb. 08, 2019	Jun. 30, 2019	Jun. 30, 2018	Jun. 30, 2019	Jun. 30, 2018
Statement of Comprehensive Income [Abstract]
Net income (loss)	$ 261,727	$ (761)	$ (1,326)	$ (24)	$ (2,253)
Change in fair value of derivative instruments, accounted for as hedges, net of income tax expense	0	0		0
Change in fair value of derivative instruments, accounted for as hedges, net of income tax expense			(84)		(1,080)
Comprehensive income (loss)	$ 261,727	$ (761)	$ (1,410)	$ (24)	$ (3,333)