DISCONTINUED OPERATIONS - Summary of Operating Results (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Discontinued Operations
Bad debt expense	$ 41,042	$ 79,547	$ 19,516
PBM Services
Discontinued Operations
Revenue	(44,375)	(61,401)	(72,986)
Gross profit	9,763	17,635	42,819
Other operating expenses	5,444	10,878	26,797
Bad debt expense	(45)	27	109
Income (loss) from operations	4,364	6,730	15,913
Gain on sale before income taxes	(11,424)	0	0
Financial advisory fee and legal expenses	1,731	0	0
Other income and expenses, net	1,898	(6)	0
Income (loss) before income taxes	12,159	6,736	15,913
Income tax expense (benefit)	206	198	1,263
Income (loss) from discontinued operations, net of income taxes	11,953	6,538	14,650
Home Health Services
Discontinued Operations
Revenue	0	(18,551)	(72,737)
Gross profit	0	6,918	28,201
Other operating expenses	417	8,219	23,464
Bad debt expense	0	902	1,338
Income (loss) from operations	(417)	(2,203)	3,399
Gain on sale before income taxes	0	(2,067)	0
Financial advisory fee and legal expenses	0	2,875	0
Impairment of assets	0	452	0
Other income and expenses, net	861	47	(1)
Income (loss) before income taxes	(1,278)	(3,510)	3,400
Income tax expense (benefit)	0	(4,257)	15
Income (loss) from discontinued operations, net of income taxes	(1,278)	747	3,385
Pharmacy Services Asset Sale
Discontinued Operations
Revenue	0	0	(75)
Gross profit	0	(439)	(519)
Other operating expenses	4,485	3,995	7,118
Financial advisory fee and legal expenses	(1,312)	0	(15,000)
Other income and expenses, net	(1,157)	(399)	6,589
Income (loss) from discontinued operations, net of income taxes	$ (6,954)	$ (4,833)	$ (16,048)