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Derivatives and Hedging Activities (Derivative Instruments) (Details) - USD ($)
$ in Thousands
Jun. 30, 2017
Jun. 30, 2016
Foreign Exchange Contract [Member]    
Derivatives, Fair Value [Line Items]    
Derivative assets $ 35 $ 33
Interest Rate Swap [Member]    
Derivatives, Fair Value [Line Items]    
Derivative assets 21 $ 0
Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member]    
Derivatives, Fair Value [Line Items]    
Derivative assets 0  
Derivative liabilities 0  
Designated as Hedging Instrument [Member] | Interest Rate Swap [Member]    
Derivatives, Fair Value [Line Items]    
Derivative assets 21  
Not Designated as Hedging Instrument [Member] | Foreign Exchange Contract [Member]    
Derivatives, Fair Value [Line Items]    
Derivative assets 35  
Derivative liabilities 131  
Not Designated as Hedging Instrument [Member] | Interest Rate Swap [Member]    
Derivatives, Fair Value [Line Items]    
Derivative assets $ 0