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GOODWILL (Details) (USD $)
In Thousands, unless otherwise specified
 2 Months Ended 1 Months Ended
Mar. 31, 2015
Jan. 31, 2015
Dec. 31, 2014
Changes in the carrying amount of goodwill      
Decrease in goodwill balance $ 0us-gaap_GoodwillSubsequentRecognitionOfDeferredTaxAsset    
Goodwill 735,712us-gaap_Goodwill    
Predecessor      
Changes in the carrying amount of goodwill      
Decrease in goodwill balance   300us-gaap_GoodwillSubsequentRecognitionOfDeferredTaxAsset
/ us-gaap_StatementScenarioAxis
= us-gaap_PredecessorMember		  
Goodwill     $ 77,577us-gaap_Goodwill
/ us-gaap_StatementScenarioAxis
= us-gaap_PredecessorMember