Consolidated Statements of Comprehensive Loss (Unaudited) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Nov. 30, 2015	Nov. 30, 2014	Nov. 30, 2015	Nov. 30, 2014
Net loss	$ (11,796)	$ (9,077)	$ (19,013)	$ (14,557)
OTHER COMPREHENSIVE INCOME (LOSS), net of tax:
Foreign currency translation adjustment	(5,497)	(9,397)	(5,475)	(13,762)
Changes in fair value of cash flow hedges:
Portion of cash flow hedges recognized in other comprehensive income	129	118	309	367
Less: reclassification adjustment for losses included in net income	(51)	(39)	(171)	(170)
Net changes in fair value of cash flow hedges	78	79	138	197
OTHER COMPREHENSIVE LOSS	(5,419)	(9,318)	(5,337)	(13,565)
COMPREHENSIVE LOSS	(17,215)	(18,395)	(24,350)	(28,122)
Net loss	$ (11,796)	$ (9,077)	$ (19,013)	$ (14,557)

The changes in fair value of the cash flow hedges.

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Amount after tax of increase (decrease) in equity from transactions and other events and circumstances from net income and other comprehensive income, attributable to parent entity. Excludes changes in equity resulting from investments by owners and distributions to owners.

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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), attributable to parent entity.

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Amount after tax and reclassification adjustments of gain (loss) on foreign currency translation adjustments, foreign currency transactions designated and effective as economic hedges of a net investment in a foreign entity and intra-entity foreign currency transactions that are of a long-term-investment nature, attributable to parent entity.

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Amount after tax of other comprehensive income (loss) attributable to parent entity.

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