Retirement Plans (Schedule Of Components Of Net Periodic Benefit Cost And Other Amounts Recognized In Other Comprehensive Income) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended		9 Months Ended
	Mar. 31, 2013	Mar. 31, 2012	Mar. 31, 2013	Mar. 31, 2012
Retirement Plans [Abstract]
Service cost	$ 1	$ 3	$ 2	$ 10
Interest cost	48	54	142	168
Expected return on plan assets	(19)	(23)	(55)	(71)
Amortization of net (gain) loss	2		6
Net periodic benefit cost	$ 32	$ 34	$ 95	$ 107