Pension Benefits (Schedule Of Change In Benefit Obligation) (Details) (Pension Benefits [Member], USD $) In Thousands, unless otherwise specified	12 Months Ended
	Jun. 30, 2014	Jun. 30, 2013	Jun. 30, 2012
Pension Benefits [Member]
Defined Benefit Plan Disclosure [Line Items]
Benefit obligation at beginning of year	$ 39,519	$ 44,318
Interest cost	1,754	1,633	1,933
Actuarial loss (gain)	2,241	(4,188)
Benefits paid	(2,281)	(2,244)
Benefit obligation at end of year	$ 41,233	$ 39,519	$ 44,318