SUBSEQUENT EVENTS (Details) (USD $)	Jul. 31, 2012 Infuscience acquisition [Member]	Jul. 03, 2012 line of credit refinancing [Member] Third Amendment [Member]	Jul. 03, 2012 line of credit refinancing [Member] second amendment [Member]
Subsequent Event [Line Items]
Line of Credit Facility, Maximum Borrowing Capacity		$ 125,000,000	$ 150,000,000
line of credit minimum balance		0	30,000,000
basket limitation for loans and advances to third parties and investments in permitted joint ventures			60,000,000
line of credit libor floor		0.00%	0.00%
Business Acquisition, Cost of Acquired Entity, Cash Paid	38,000,000
Business Acquisition, Cost of Acquired Entity, Total Potential Cash Paid depending on results	$ 41,000,000
Number of locations	5