Discontinued Operations - Statement of operations (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Sep. 30, 2019	Mar. 31, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
Discontinued operations unaudited condensed consolidated statement of operations
Interest expense	$ 0
(Loss) income from discontinued operations	(309)		$ 847	$ (122,192)	$ 3,487
Sale | MSLO
Discontinued operations unaudited condensed consolidated statement of operations
Net revenue			11,315	18,771	29,037
Operating expenses	114		8,100	16,503	18,033
Impairment charges		$ 161,200		161,224
Loss on sale of MSLO				2,008
(Loss) income from operations	(114)		3,215	(160,964)	11,004
Other expense	136			236
Interest expense			1,773	3,570	5,066
(Loss) income from discontinued operations before income taxes	(250)		1,442	(164,770)	5,938
(Benefit from) provision for income taxes	59		595	(42,578)	2,451
(Loss) income from discontinued operations	$ (309)	$ 161,200	$ 847	$ (122,192)	$ 3,487