SIGNIFICANT ACCOUNTING POLICIES (Details 2) (USD $)	3 Months Ended	12 Months Ended
	Mar. 31, 2014	Dec. 31, 2013	Mar. 31, 2014 Term Loans	Dec. 31, 2013 Term Loans	Jun. 30, 2013 Prior Term Loan Facility	Jun. 30, 2013 New Term Loan Facility	Mar. 31, 2014 Revolving Credit Facility	Dec. 31, 2013 Revolving Credit Facility	Jun. 30, 2013 Prior Revolving Credit Facility	Jun. 30, 2013 New Revolving Credit Facility	Mar. 31, 2014 7.125% Senior Notes due 2018	Dec. 31, 2013 7.125% Senior Notes due 2018	Mar. 31, 2014 Seller Notes	Dec. 31, 2013 Seller Notes	Mar. 31, 2014 Level 2 7.125% Senior Notes due 2018	Dec. 31, 2013 Level 2 7.125% Senior Notes due 2018	Mar. 31, 2014 Recurring basis Level 1 Money Market Funds	Dec. 31, 2013 Recurring basis Level 1 Money Market Funds
Fair Value of Financial Instruments
Fair value of assets																	$ 51,600,000	$ 7,700,000
Market price (in dollars per share)																	$ 1.00
Face amount of debt					300,000,000	225,000,000
Maximum borrowing capacity							200,000,000		100,000,000	200,000,000
Carrying value	561,935,000	468,259,000	220,781,000	222,188,000			112,000,000	25,000,000			200,000,000	200,000,000	29,154,000	21,071,000
Fair value of Senior Notes															213,000,000	213,300,000
Revenue Recognition
Estimated reserve for future contractual adjustments and discounts	$ 22,700,000	$ 20,600,000
Customer contract term, minimum	1 year
Customer contract term, maximum	5 years