STOCK-BASED COMPENSATION (Details) (USD $) In Millions, except Share data, unless otherwise specified	3 Months Ended			0 Months Ended			0 Months Ended
	Mar. 31, 2014	Mar. 31, 2013	Dec. 31, 2013	May 07, 2013 Employee Stock	Mar. 31, 2014 2008 Plan	Jun. 10, 2010 2008 Plan	May 07, 2013 2008 Plan Director	Jan. 02, 2008 2008 Plan Director	Mar. 31, 2014 BioScrip/CHS Plan
Share-based Compensation, Shares Authorized under Stock Option Plans, Exercise Price Range [Line Items]
Adjustment to number of shares authorized						3,275,000
Number of shares authorized						6,855,000	800,000	500,000
Number of additional shares authorized							300,000
Number of shares available for grant					1,082,856				755,440
Stock expense	$ 1.8	$ 1.4
Restricted stock expense	1.1	0.2
Stock appreciation right expense	$ (0.1)	$ 0.4
Employee Stock Purchase Plan [Abstract]
Purchase price of common stock, percent				85.00%
Employee Stock Ownership Plan, Shares Registered	750,000
Common Stock, Par or Stated Value Per Share	$ 0.0001		$ 0.0001