Postretirement Benefits (Schedule Of Amounts Recognized In The Consolidated Balance Sheets) (Details) - Postretirement Benefits [Member] - USD ($) $ in Thousands	Jun. 30, 2015	Jun. 30, 2014
Defined Benefit Plan Disclosure [Line Items]
Current accrued benefit liability	$ (169)	$ (171)
Noncurrent accrued benefit liability	$ (2,806)	$ (2,608)