Consolidated Statements of Stockholders' / Members' Equity (Unaudited) - USD ($) $ in Thousands	Total	Class A Units	Class B Units	Class C Units	Class D Units	SCF Funding LLC	Common Stock	Additional Paid-in Capital	Retained Earnings	Total Stockholders' / Members' Equity	Non-controlling interests
Balance (Predecessor) at Dec. 31, 2016	$ 174,650					$ 174,650
Contributions | Predecessor	101,008	$ 83,700				17,308
Distributions | Predecessor	(101,222)					(101,222)
Conversion of equity resulting from issuance of units | Predecessor				$ 90,823		(90,823)
Unit compensation expense | Predecessor	329		$ 260		$ 69
Net income | Predecessor	2,629	1,215		1,327		$ 87
Net income	2,629
Balance (Predecessor) at Jun. 30, 2017	177,394	84,915	260	92,150	69
Balance (Predecessor) at Dec. 31, 2017	181,402	86,668	574	94,064	96					$ 181,402
Balance at Dec. 31, 2017	181,402
Net income	4,607
Balance at Jun. 30, 2018	$ 784,444						$ 403	$ 531,589	$ 222	532,214	$ 252,230
Balance, shares at Jun. 30, 2018	40,976,901						40,976,901
Balance (Predecessor) at Dec. 31, 2017	$ 181,402	86,668	574	94,064	96					181,402
Balance at Dec. 31, 2017	181,402
Contributions | Predecessor	50,000	50,000								50,000
Unit compensation expense | Predecessor	443		373		70					443
Net income | Predecessor	4,285	2,414		1,871						4,285
Balance (Predecessor) at Jun. 24, 2018	236,130	139,082	947	95,935	166					236,130
Contribution of Predecessor equity in exchange for OP Units		$ (139,082)	$ (947)	$ (95,935)	$ (166)					(236,130)	236,130
Initial public offering	455,000						$ 325	454,675		455,000
Initial public offering, shares							32,500,000
Concurrent private placement of common stock	108,999						$ 78	108,921		108,999
Concurrent private placement of common stock, shares							7,785,611
Concurrent private placement of OP Units	16,001										16,001
Costs related to initial public offering	(32,053)							(32,053)		(32,053)
Share-based compensation expense	46							46		46
Share-based compensation expense, shares							691,290
Net income	321								222	222	99
Balance at Jun. 30, 2018	$ 784,444						$ 403	$ 531,589	$ 222	$ 532,214	$ 252,230
Balance, shares at Jun. 30, 2018	40,976,901						40,976,901