Quarterly report pursuant to Section 13 or 15(d)

Intangible Assets, Net and Goodwill - Intangible Assets (Details)

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Intangible Assets, Net and Goodwill - Intangible Assets (Details) - USD ($)
$ in Thousands
Feb. 29, 2016
May. 31, 2015
Finite-Lived Intangible Assets [Line Items]    
Accumulated Amortization $ (21,964) $ (30,653)
Intangible Assets, Net    
Total Gross Amount 207,664 307,407
Total Carrying Value 185,700 276,754
Trade names and trademarks    
Indefinite-lived Intangible Assets [Line Items]    
Trade names and trademarks 149,976 199,481
Purchased technology    
Finite-Lived Intangible Assets [Line Items]    
Gross Amount 23,924 21,413
Accumulated Amortization (5,839) (7,135)
Carrying Value 18,085 14,278
Customer relationships    
Finite-Lived Intangible Assets [Line Items]    
Gross Amount 31,614 86,513
Accumulated Amortization (15,953) (23,518)
Carrying Value 15,661 62,995
Leases    
Finite-Lived Intangible Assets [Line Items]    
Gross Amount 2,150 0
Accumulated Amortization (172) 0
Carrying Value $ 1,978 $ 0