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COMMITMENTS AND CONTINGENCIES - Minimum annual operating lease obligation (Details) (USD $)
In Thousands, unless otherwise specified
Dec. 31, 2014
COMMITMENTS AND CONTINGENCIES  
2015 $ 157us-gaap_OperatingLeasesFutureMinimumPaymentsDueCurrent
2016 161us-gaap_OperatingLeasesFutureMinimumPaymentsDueInTwoYears
2017 144us-gaap_OperatingLeasesFutureMinimumPaymentsDueInThreeYears
2018 134us-gaap_OperatingLeasesFutureMinimumPaymentsDueInFourYears
2019   
Thereafter   
Total rental commitments $ 596us-gaap_OperatingLeasesFutureMinimumPaymentsDue