v2.4.1.9
SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Dec. 31, 2014
Cash and Cash Equivalents    
Cash equivalents $ 54,009us-gaap_CashEquivalentsAtCarryingValue $ 128,739us-gaap_CashEquivalentsAtCarryingValue
Cash 43,850us-gaap_Cash 69,205us-gaap_Cash
Restricted Cash    
Cash in restricted collateral accounts $ 846us-gaap_RestrictedCashAndCashEquivalents $ 833us-gaap_RestrictedCashAndCashEquivalents