GOODWILL AND INTANGIBLE ASSETS (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended								12 Months Ended					3 Months Ended		3 Months Ended				12 Months Ended	3 Months Ended			12 Months Ended	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Dec. 31, 2012	Mar. 31, 2013 certificates of need [Member]	Mar. 31, 2012 certificates of need [Member]	Mar. 31, 2013 nursing trademark [Member]	Mar. 31, 2012 nursing trademark [Member]	Mar. 31, 2012 Customer Lists [Member]	Dec. 31, 2012 infustion trademarks [Member]	Mar. 31, 2013 infustion trademarks [Member]	Mar. 31, 2012 infustion trademarks [Member]	Mar. 31, 2013 Customer Relationships [Member]	Mar. 31, 2012 Customer Relationships [Member]	Mar. 31, 2013 Noncompete Agreements [Member]	Feb. 01, 2013 HomeChoice Partners, Inc. [Member]	Mar. 31, 2013 HomeChoice Partners, Inc. [Member] infustion trademarks [Member]	Mar. 31, 2013 HomeChoice Partners, Inc. [Member] Noncompete Agreements [Member]	Mar. 31, 2013 Minimum [Member] infustion trademarks [Member]	Mar. 31, 2013 Minimum [Member] Customer Relationships [Member]	Dec. 31, 2012 Minimum [Member] Customer Relationships [Member]	Mar. 31, 2013 Minimum [Member] HomeChoice Partners, Inc. [Member]	Mar. 31, 2013 Maximum [Member] infustion trademarks [Member]	Mar. 31, 2013 Maximum [Member] Customer Relationships [Member]	Dec. 31, 2012 Maximum [Member] Customer Relationships [Member]	Mar. 31, 2013 Maximum [Member] HomeChoice Partners, Inc. [Member]
intangible assets, line items [Line Items]
Finite-Lived Intangible Asset, Useful Life									3 years					1 year		23 months	1 year	23 months	5 months	6 months	5 months	3 years	3 years	3 years	3 years
Amortization of Intangible Assets	$ 2,082	$ 879
indefinite lived intangible assets, gross	15,400	15,400		9,600	9,600	5,800	5,800
Indefinite-Lived Intangible Assets (Excluding Goodwill)	15,400	15,400		9,600	9,600	5,800	5,800
indefinite lived intangible assets accumulated amortization	0	0		0	0	0	0
Finite-Lived Intangible Assets, Gross	15,900	11,900								3,600	2,600	11,300	9,300	1,000
Finite-Lived Intangible Assets, Accumulated Amortization	(11,936)	(9,854)								(2,687)	(2,407)	(9,083)	(7,447)	(166)
Finite-Lived Intangible Assets, Net	3,964	2,046						1,853		913	193	2,217		834
intangible assets, gross	31,300	27,300
intangible assets, accumulated amortization	(11,936)	(9,854)
Intangible Assets, Net (Excluding Goodwill)	19,364	17,446	17,446												4,000
Future Amortization Expense, Remainder of Fiscal Year	2,664
Future Amortization Expense, Year One	939
Amortization expense, year 2 and beyond	$ 361