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Warranties (Schedule Of Product Warranty Liability) (Details) - Warranty Reserves [Member] - USD ($)
$ in Thousands
12 Months Ended
Jun. 30, 2017
Jun. 30, 2016
Jun. 30, 2015
Valuation and Qualifying Accounts Disclosure [Line Items]      
Beginning Balance $ 370 $ 192 $ 87
Current Year Accruals 631 451 292
Settlement Claims (in cash or in kind) (453) (272) (185)
Effect of Foreign Currency   (1) (2)
Ending Balance $ 548 $ 370 $ 192