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FINANCIAL INSTRUMENTS AND FAIR VALUE MEASUREMENTS (Details 2) - USD ($) $ in Thousands	Jun. 30, 2015	Dec. 31, 2014
Fair value disclosure
Debt obligations	$ 160,845	$ 127,730
Carrying Value
Fair value disclosure
Debt obligations	159,959	126,759
Fair Value
Fair value disclosure
Debt obligations	159,894	126,743
Credit Facility
Fair value disclosure
Debt obligations	70,000
Credit Facility | Carrying Value
Fair value disclosure
Debt obligations	70,000
Credit Facility | Fair Value
Fair value disclosure
Debt obligations	70,000
Term Loan
Fair value disclosure
Debt obligations		70,000
Term Loan | Carrying Value
Fair value disclosure
Debt obligations		70,000
Term Loan | Fair Value
Fair value disclosure
Debt obligations		70,000
Accounts receivable securitization program
Fair value disclosure
Debt obligations	35,000
Accounts receivable securitization program | Carrying Value
Fair value disclosure
Debt obligations	35,000
Accounts receivable securitization program | Fair Value
Fair value disclosure
Debt obligations	35,000
Notes payable
Fair value disclosure
Debt obligations	54,959	56,759
Notes payable | Carrying Value
Fair value disclosure
Debt obligations	54,959	56,759
Notes payable | Fair Value
Fair value disclosure
Debt obligations	$ 54,894	$ 56,743

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Amount of long-term debt and capital lease obligations including current maturities.

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