Annual report pursuant to Section 13 and 15(d)

Derivative Instruments and Hedging Activities - Schedule of Notional Amounts (Details)

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Derivative Instruments and Hedging Activities - Schedule of Notional Amounts (Details) - Cash Flow Hedging - USD ($)
$ in Thousands
Jun. 30, 2015
Jun. 30, 2014
Cash Flow Hedging / Purchase    
Derivative [Line Items]    
Cash flow hedge contracts, purchase $ 32,775 $ 6,066
Cash Flow Hedging / Purchase | Foreign Exchange Forward    
Derivative [Line Items]    
Derivative, notional amount 64,012 108,901
Cash Flow Hedging / Sell    
Derivative [Line Items]    
Cash flow hedge contracts, sell 88,800 33,999
Cash Flow Hedging / Sell | Foreign Exchange Forward    
Derivative [Line Items]    
Derivative, notional amount $ 123,091 $ 106,322