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ACCRUED EXPENSES (Details) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2012	Dec. 31, 2011
ACCRUED EXPENSES [Abstract]
Accrued compensation and benefits	$ 3,163	$ 4,701
Other accrued expenses	6,583	6,595
Accrued expenses	$ 9,746	$ 11,296

Sum of the carrying values as of the balance sheet date of obligations incurred through that date, including liabilities incurred and payable to vendors for goods and services received, taxes, interest, rent and utilities, compensation costs, payroll taxes and fringe benefits (other than pension and postretirement obligations), contractual rights and obligations, and statutory obligations.

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