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Contingencies (Details)
€ in Thousands, $ in Thousands
3 Months Ended 12 Months Ended
Jun. 30, 2016
EUR (€)
Jun. 30, 2016
USD ($)
Jun. 30, 2016
USD ($)
Jun. 30, 2015
EUR (€)
Jun. 30, 2015
USD ($)
Loss Contingencies [Line Items]          
Reserve accrual       € 486 $ 539
Loss provision € 227 $ 250      
Minimum [Member] | 3CEMS [Member]          
Loss Contingencies [Line Items]          
Damages sought     $ 4,000    
Minimum [Member] | Employment And Withholding Concerns [Member]          
Loss Contingencies [Line Items]          
Potential liability         $ 486
Maximum [Member] | Employment And Withholding Concerns [Member]          
Loss Contingencies [Line Items]          
Potential liability | €       € 1,000