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
	Sep. 30, 2012	Sep. 30, 2011
Retirement Plans [Abstract]
Service cost	$ 1	$ 3
Interest cost	46	59
Expected return on plan assets	(18)	(25)
Amortization of net (gain) loss	2
Net periodic benefit cost	$ 31	$ 37