DERIVATIVE INSTRUMENTS (Details 2) - Apr. 30, 2014 - USD ($) $ in Thousands	Total	Total
Predecessor Company
Net (losses) gains recognized in accumulated other comprehensive loss on cash flow hedges
Net gains (losses) recognized in accumulated other comprehensive income (loss) on cash flow hedges	$ (1,611)	$ (5,442)

Amount after tax and reclassification adjustments, of increase (decrease) in accumulated gain (loss) from derivative instruments designated and qualifying as the effective portion of cash flow hedges and an entity's share of an equity investee's increase (decrease) in deferred hedging gain (loss).

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 220

-SubTopic 10

-Section 45

-Paragraph 10A

-Subparagraph (d)

-URI http://asc.fasb.org/extlink&oid=36458714&loc=SL7669646-108580

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration