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Product Warranties (Schedule Of Changes In Liability For Warranty Costs) (Details) - USD ($)
$ in Thousands
9 Months Ended
Mar. 31, 2018
Mar. 31, 2017
Product Warranties [Abstract]    
Balance at the beginning of the period $ 19,558 $ 15,043
Warranty accruals for the period 13,041 15,237
Warranty costs incurred for the period (13,135) (10,085)
Foreign currency translation adjustments 485 (8)
Balance at the end of the period $ 19,949 $ 20,187