COMMITMENTS, CONTINGENCIES AND LITIGATION (Details) (USD $) In Thousands, unless otherwise specified	Sep. 30, 2012	Dec. 31, 2011
Capital Leases, Future Minimum Payments Due, Fiscal Year Maturity [Abstract]
2012	$ 2,068
2013	8,723
2014	8,933
2015	9,366
2016	8,357
Thereafter	34,465
Remaining capital lease payments	71,912
Less: amounts representing imputed interest	(22,425)
Present value of minimum lease payments	49,487
Less: current portion	(4,294)	(2,154)
Capital Lease Obligations	$ 45,193	$ 38,923

Amount equal to the present value (the principal) at the beginning of the lease term of minimum lease payments during the lease term (excluding that portion of the payments representing executory costs such as insurance, maintenance, and taxes to be paid by the lessor, together with any profit thereon) net of payments or other amounts applied to the principal, through the balance sheet date and due to be paid within one year (or one operating cycle, if longer) of the balance sheet date.

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