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SHAREHOLDERS' EQUITY (DEFICIT) (Details 2) (USD $)
3 Months Ended 0 Months Ended
Mar. 31, 2015
Mar. 25, 2015
Mar. 25, 2015
Initial Public Offering      
Stock issuance costs $ 5,163,000us-gaap_PaymentsOfStockIssuanceCosts    
IPO      
Initial Public Offering      
Gross consideration from issuance of Ordinary Shares   40,000,000us-gaap_ProceedsFromIssuanceInitialPublicOffering
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_IPOMember
 
Common stock issued (in shares)     4,700,000us-gaap_StockIssuedDuringPeriodSharesNewIssues
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_IPOMember
Share Price (in dollars per share)   $ 8.50us-gaap_SharePrice
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_IPOMember
$ 8.50us-gaap_SharePrice
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_IPOMember
Stock issuance costs   $ 5,200,000us-gaap_PaymentsOfStockIssuanceCosts
/ us-gaap_SubsidiarySaleOfStockAxis
= us-gaap_IPOMember