DISCONTINUED OPERATIONS - Additional Information (Details) $ in Thousands		3 Months Ended			6 Months Ended		18 Months Ended
	Mar. 31, 2014 USD ($) limited_liabiity_company location	Jun. 30, 2015 USD ($)	Jun. 30, 2014 USD ($)	Mar. 31, 2014 USD ($) location	Jun. 30, 2015 USD ($)	Jun. 30, 2014 USD ($)	Jun. 30, 2015 USD ($)	Dec. 31, 2014 USD ($)
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Revenue		$ 262,363	$ 247,125		$ 524,044	$ 486,418
Loss from continuing operations, net of income taxes		(243,164)	(18,611)		(259,069)	(43,867)
Settlement agreement accrual								$ 15,000
Home Health Services
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of limited liability companies in which Company has divested ownership interests | limited_liabiity_company	2
Reduction in consideration transferred	$ 500			$ 500
Reduction in revenue	$ (400)			(400)
Revenue				239,300
Gain (loss) associated with reclassification				200
Loss from continuing operations, net of income taxes				$ 25,300
Pharmacy Services Assets Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Related accruals of discontinued operations		8,637			8,637		$ 8,637	12,998
Civil Action
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Payments related to Settlement Agreements		6,100	3,000		6,100	3,000	9,100
Litigation settlement paid to Relator		300	$ 400		300	$ 400	700
Civil Action | Pharmacy Services Assets Sale
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Related accruals of discontinued operations		$ 7,089			$ 7,089		$ 7,089	$ 12,389
Amendment Number One | Home Health Services
Income Statement, Balance Sheet and Additional Disclosures by Disposal Groups, Including Discontinued Operations [Line Items]
Number of locations excluded from sale | location	1			1
Consideration received	$ 59,500			$ 59,500
Additional payment received by company	1,100
Final purchase price	$ 60,600