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PENSIONS AND OTHER BENEFITS - Components of net periodic cost (Details) - Jun. 30, 2014 - USD ($)
$ in Thousands
Total
Total
Compensation and Retirement Disclosure [Abstract]    
Service cost    
Interest cost on benefit obligation $ 71 $ 138
Expected return on plan assets (73) $ (148)
Amortization of net gain $ 3  
Settlements and curtailments    
Net periodic benefit cost $ 1 $ (10)