ACQUISITIONS (Details) (USD $)	3 Months Ended		6 Months Ended			3 Months Ended		6 Months Ended			3 Months Ended	6 Months Ended			1 Months Ended	3 Months Ended		6 Months Ended			6 Months Ended			6 Months Ended	12 Months Ended	6 Months Ended	12 Months Ended		6 Months Ended		6 Months Ended
	Jun. 30, 2013	Jun. 30, 2012	Jun. 30, 2013	Jun. 30, 2012	Dec. 31, 2012	Jun. 30, 2013 All current acquirees [Member]	Jun. 30, 2012 All current acquirees [Member]	Jun. 30, 2013 All current acquirees [Member]	Jun. 30, 2012 All current acquirees [Member]	Jun. 16, 2013 CarePoint Partners Holding LLC [Member] patient location state	Jun. 30, 2013 HomeChoice Partners, Inc. [Member]	Jun. 30, 2013 HomeChoice Partners, Inc. [Member]	Feb. 01, 2013 HomeChoice Partners, Inc. [Member] Y patient	Feb. 01, 2013 HomeChoice Partners, Inc. [Member] location	Jun. 30, 2013 InfuScience, Inc. [Member]	Jun. 30, 2013 InfuScience, Inc. [Member]	Jun. 30, 2012 InfuScience, Inc. [Member]	Jun. 30, 2013 InfuScience, Inc. [Member]	Jun. 30, 2012 InfuScience, Inc. [Member]	Jul. 31, 2012 InfuScience, Inc. [Member] location M	Jun. 30, 2013 Minimum [Member] HomeChoice Partners, Inc. [Member]	Jun. 30, 2013 Maximum [Member] HomeChoice Partners, Inc. [Member]	Feb. 01, 2013 Customer Relationships [Member] HomeChoice Partners, Inc. [Member]	Jun. 30, 2013 Customer Relationships [Member] Minimum [Member]	Dec. 31, 2012 Customer Relationships [Member] Minimum [Member]	Jun. 30, 2013 Customer Relationships [Member] Maximum [Member]	Dec. 31, 2012 Customer Relationships [Member] Maximum [Member]	Dec. 31, 2012 infustion trademarks [Member]	Jun. 30, 2013 infustion trademarks [Member] HomeChoice Partners, Inc. [Member]	Feb. 01, 2013 infustion trademarks [Member] HomeChoice Partners, Inc. [Member]	Jun. 30, 2013 infustion trademarks [Member] Minimum [Member]	Jun. 30, 2013 infustion trademarks [Member] Maximum [Member]	Jun. 30, 2013 Noncompete Agreements [Member]	Jun. 30, 2013 Noncompete Agreements [Member] HomeChoice Partners, Inc. [Member]	Feb. 01, 2013 Noncompete Agreements [Member] HomeChoice Partners, Inc. [Member]
Business Acquisition [Line Items]
Finite-Lived Customer Relationships, Gross																				$ 400,000			$ 2,000,000							$ 1,000,000					$ 1,000,000
Finite-Lived Intangible Asset, Useful Life																		5 months			5 months	3 years		5 months	6 months	3 years	3 years	3 years	23 months		23 months	3 years	1 year	1 year
Revenues	190,733,000	155,901,000	389,804,000	311,534,000							16,200,000	26,700,000				11,700,000		23,100,000
Income (Loss) from Continuing Operations Attributable to Parent	(8,317,000)	(4,293,000)	(15,787,000)	(6,316,000)							100,000	900,000				1,500,000		2,600,000
Business Combination, Acquisition Related Costs											800,000	1,500,000						100,000
Revenues								396,155,000	364,833,000							190,733,000	182,375,000
Loss from continuing operations, net of income taxes								(15,601,000)	(9,762,000)							(8,317,000)	(5,805,000)
Basic loss per share from continuing operations								$ (0.26)	$ (0.18)							$ (0.13)	$ (0.11)
Diluted loss per share from continuing operations								$ (0.26)	$ (0.18)							$ (0.13)	$ (0.11)
Business Combination, Description [Abstract]
Business Acquisition, Percentage of Voting Interests Acquired													100.00%	100.00%						100.00%
Total fair value of consideration transferred																				38,300,000
Payments for Previous Acquisition															1,200,000
Business Acquisition, Cost of Acquired Entity, Total Potential Cash Paid depending on results																				41,300,000
Business Acquisition, Cost of Acquired Entity, Initial Purchase Price														72,900,000
Business Acquisition, Contingent Consideration, Potential Cash Payment														20,000,000
Business combination, contingent consideration period													2	2						24
Number of customers										20,500			15,000	15,000
Number of locations										28			14	14						5
Number of States in which Entity Operates										9
Assets Acquired and Liabilities Assumed [Abstract]
Business Acquisition, Contingent Consideration, at Fair Value										10,000,000	8,000,000	8,000,000			1,800,000	1,800,000		1,800,000
Business Acquisition, Contingent Consideration, at Fair Value, Current											4,000,000	4,000,000
Business Acquisition, Contingent Consideration, at Fair Value, Noncurrent											4,000,000	4,000,000
Business Acquisition, Purchase Price Allocation, Current Assets, Cash and Cash Equivalents																				23,000
Accounts receivable														12,498,000						4,938,000
Inventories														1,984,000						586,000
Other current assets														154,000						371,000
Property and equipment														2,431,000						751,000
Identifiable intangible assets(a)	17,654,000		17,654,000		17,446,000									4,000,000						400,000
Other non-current assets														30,000						349,000
Current liabilities														(4,684,000)						(4,428,000)
Total identifiable net assets														16,413,000						2,990,000
Goodwill	415,324,000		415,324,000		350,810,000									64,508,000						38,429,000
Business Combination, Consideration Transferred										213,000,000
Interest expense elimination																0	(1,127,000)	(292,000)	(2,190,000)
Income tax expense (benefit)	(498,000)	(364,000)	(556,000)	138,000		0	685,000	117,000	1,183,000
Amortization of intangibles	(1,710,000)	(878,000)	(3,792,000)	(1,757,000)		0	(1,023,000)	496,000	(2,326,000)
Total fair value of cash and contingent consideration														$ 80,921,000						$ 41,419,000