Quarterly report pursuant to Section 13 or 15(d)

Derivative Instruments and Hedging Transactions (Exchange Rate Management) (Details)

v3.8.0.1
Derivative Instruments and Hedging Transactions (Exchange Rate Management) (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Mar. 31, 2018
Mar. 31, 2017
Jun. 30, 2017
Derivative [Line Items]          
Derivative open positions expected settlement period     30 days    
Unrealized gain (loss) on foreign exchange $ (32) $ 21 $ 6 $ 12  
Foreign Exchange          
Derivative [Line Items]          
Open inventory sale commitments 3,641   3,641   $ 2,213
Forward contracts          
Derivative [Line Items]          
Open inventory sale commitments $ 2,918   $ 2,918   $ 2,235