DISCONTINUED OPERATIONS - Summary of Discontinued Operations (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018
EXPENSES:
Operating income (loss)	$ (3,689)	$ 65	$ (7,449)	$ 564
Income tax (expense) benefit	(459)	(45)	570	222
Income (loss) from discontinued operations, net of tax	(2,956)	65	(6,716)	564
Kentucky Properties | Discontinued Operations
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
PATIENT REVENUES, net	11,812	22,396	46,019	66,392
EXPENSES:
Operating	9,229	18,031	36,947	52,694
Lease and rent expense	1,792	1,704	7,169	5,097
Professional liability	2,468	1,329	5,401	3,992
General and administrative	259	664	985	1,925
Depreciation and amortization	1,287	302	2,250	1,006
Operating income (loss)	(3,223)	366	(6,733)	1,678
Other income	728	36	736	2
Interest expense, net	(2)	(284)	(149)	(849)
Income (loss) from discontinued operations before taxes	(2,497)	118	(6,146)	831
Income tax (expense) benefit	(459)	(45)	(570)	(233)
Income (loss) from discontinued operations, net of tax	(2,956)	73	(6,716)	598
Other | Discontinued Operations
EXPENSES:
Income (loss) from discontinued operations before taxes	0	(8)	0	(45)
Income tax (expense) benefit	0	0	0	11
Income (loss) from discontinued operations, net of tax	$ 0	$ (8)	$ 0	$ (34)