Other Comprehensive Income (Loss) - Schedule of Accumulated Other Comprehensive Income Loss (Detail) (USD $)
In Thousands, unless otherwise specified
Mar. 31, 2015
Jun. 30, 2014
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Accumulated other comprehensive income $ 54,812 $ 39,799
Cumulative Translation Adjustment [Member]    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Accumulated other comprehensive income (114,376) 96,154
Pension Liability Adjustment [Member]    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Accumulated other comprehensive income (35,832) (42,536)
Unrealized Gains (Losses) on Hedging Derivatives [Member]    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Accumulated other comprehensive income 204,530 (14,219)
Unrealized Gains on Available-for-Sale Securities [Member]    
Accumulated Other Comprehensive Income (Loss) [Line Items]    
Accumulated other comprehensive income $ 490 $ 400