DISCONTINUED OPERATIONS (Details) (USD $)	12 Months Ended			0 Months Ended	3 Months Ended	0 Months Ended
	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012	Dec. 23, 2013	Mar. 31, 2014	May 04, 2012	Feb. 01, 2012	Mar. 31, 2014
Carrying Value of Net Assets
Total current assets	$ 0	$ 15,316,000
Current liabilities of discontinued operations	0	6,576,000
Non-current liabilities of discontinued operations	0	6,153,000
Operating Results Included in Discontinued Operations
Bad debt expense	79,574,000	19,625,000	13,201,000
Interest (income) expense	0	41,000	(761,000)
Impairment of assets		0
Exjade Settlement
Carrying Value of Net Assets
Legal settlement amount	15,000,000			15,000,000
Disposal Group, Including Discontinued Operations, Reconciliation of Accrued Liability included in Calculation of Gain on Disposal [Roll Forward]
Cash payments	(3,014,000)
Home Health Services
Carrying Value of Net Assets
Net accounts receivable					12,597,000			12,597,000
Prepaid expenses and other current assets					242,000			242,000
Total current assets					12,839,000			12,839,000
Property and equipment, net					402,000			402,000
Goodwill		33,800,000			33,784,000			33,784,000
Intangible assets					15,400,000			15,400,000
Other non-current assets					28,000			28,000
Total assets					62,453,000			62,453,000
Accounts payable					673,000			673,000
Amounts due to plan sponsors					229,000			229,000
Accrued expenses and other current liabilities					3,008,000			3,008,000
Total liabilities					3,910,000			3,910,000
Net assets					58,543,000			58,543,000
Operating Results Included in Discontinued Operations
Revenue	18,551,000	72,737,000	69,190,000
Gross profit	6,918,000	28,201,000	29,058,000
Selling, general and administrative expenses	8,219,000	23,464,000	21,612,000
Bad debt expense	902,000	1,338,000	834,000
Income (loss) from operations	(2,203,000)	3,399,000	6,612,000
Gain on sale before income taxes	2,067,000	0	0		2,100,000
Financial advisor fee and legal expenses	(2,875,000)	0	0
Impairment of assets	(452,000)	0	0
Other costs and expenses	(47,000)	1,000	1,000
Income (loss) before income taxes	(3,510,000)	3,400,000	6,613,000
Income tax expense (benefit)	(4,257,000)	15,000	2,678,000
Income from discontinued operations, net of income taxes	747,000	3,385,000	3,935,000
Disposal Group, Including Discontinued Operations, Reconciliation of Accrued Liability included in Calculation of Gain on Disposal [Roll Forward]
Balance at December 31,					3,910,000			3,910,000
Pharmacy Services Asset Sale
Discontinued Operations
Total consideration							173,800,000
Number of community pharmacy locations sold							27
Number of community pharmacy locations in which certain assets were sold							3
Number of traditional and specialty mail services operations sold							3
Carrying Value of Net Assets
Net accounts receivable		0
Inventory						30,560,000
Prepaid expenses and other current assets						299,000
Total current assets						30,859,000
Property and equipment, net						1,592,000
Goodwill						11,754,000
Intangible assets						2,503,000
Total assets						46,708,000
Total liabilities	12,998,000	16,287,000	134,000
Payment to cease being sole fulfillment pharmacy						3,000,000
Increase in contingent consideration						2,900,000
Current liabilities of discontinued operations	7,000,000
Non-current liabilities of discontinued operations	6,000,000
Operating Results Included in Discontinued Operations
Gross profit	(439,000)	(519,000)	29,844,000
Selling, general and administrative expenses	3,995,000	7,118,000	38,612,000
Bad debt expense	0	0	12,931,000
Interest (income) expense	403,000	(41,000)	761,000
Gain on sale before income taxes	4,000	6,548,000	101,624,000				108,200,000
Impairment of assets			(5,800,000)
Income tax expense (benefit)	0	0	6,117,000
Income from discontinued operations, net of income taxes	(4,833,000)	(16,048,000)	73,047,000
Disposal Group, Including Discontinued Operations, Reconciliation of Accrued Liability included in Calculation of Gain on Disposal [Roll Forward]
Balance at December 31,	16,287,000	134,000			16,287,000
Expenses	4,913,000	22,596,000
Cash payments	(8,121,000)	(6,364,000)
Non-cash charges	(81,000)	(79,000)
Balance at December 31,	12,998,000	16,287,000	134,000
Pharmacy Services Asset Sale | Employee Severance
Carrying Value of Net Assets
Total liabilities	0	92,000
Disposal Group, Including Discontinued Operations, Reconciliation of Accrued Liability included in Calculation of Gain on Disposal [Roll Forward]
Balance at December 31,	92,000	45,000			92,000
Expenses	0	186,000
Cash payments	(92,000)	(103,000)
Non-cash charges	0	(36,000)
Balance at December 31,	0	92,000
Pharmacy Services Asset Sale | Other Restructuring Costs
Carrying Value of Net Assets
Total liabilities	609,000	1,195,000
Disposal Group, Including Discontinued Operations, Reconciliation of Accrued Liability included in Calculation of Gain on Disposal [Roll Forward]
Balance at December 31,	1,195,000	89,000			1,195,000
Expenses	4,510,000	7,410,000
Cash payments	(5,015,000)	(6,261,000)
Non-cash charges	(81,000)	(43,000)
Balance at December 31,	609,000	1,195,000
Pharmacy Services Asset Sale | Exjade Settlement
Carrying Value of Net Assets
Total liabilities	12,389,000	15,000,000
Legal settlement amount		15,000,000
Disposal Group, Including Discontinued Operations, Reconciliation of Accrued Liability included in Calculation of Gain on Disposal [Roll Forward]
Balance at December 31,	15,000,000	0			15,000,000
Expenses	403,000	15,000,000
Cash payments		0
Non-cash charges	0	0
Balance at December 31,	12,389,000	15,000,000
Amendment No. 1 | Home Health Services
Discontinued Operations
Number of locations excluded from the sale					1			1
Reduction in total consideration					500,000			500,000
Total consideration					59,500,000			59,500,000
Additional payment received								1,100,000
Final Purchase Price received								$ 60,600,000