Benefit And Retirement Plans (Narrative) (Details) $ in Thousands	12 Months Ended				36 Months Ended
	Jun. 30, 2015 USD ($)	Jun. 30, 2014 USD ($) employee	Jun. 30, 2013 USD ($)	Jun. 30, 2012 USD ($)	Jun. 30, 2015 USD ($)
Pension and Other Postretirement Benefits [Line Items]
Total pension and retirement plan expense	$ 2,000	$ 1,900	$ 1,800
Company's matching contribution to retirement savings plans					$ 500
Contributed to multi-employer defined benefit pension plans	619	639	597
Cumulative cost to exit multi-employer plans	9,200				9,200
Supplemental retirement plans - current	1,208	693			1,208
supplemental retirement plan-long term liability	2,900	3,400			2,900
Supplemental plan liabilities	4,100				4,100
Benefit obligation increase from interest expense	500	1,400	500
Benefit obligation increase from service costs	300	300	500
Benefit plan decrease from payments	900	3,100	1,300
Deferred compensation plan assets	3,500	$ 3,800			3,500
Number of plan participants | employee		403
Accrued benefit liability		$ 900	700
Accumulated benefit obligation		8,000	7,800
Pension plan expense		100	$ 100	$ 100
Other Current Assets [Member]
Pension and Other Postretirement Benefits [Line Items]
Deferred compensation plan assets	1,100	700			1,100
Other Assets [Member]
Pension and Other Postretirement Benefits [Line Items]
Deferred compensation plan assets	$ 2,404	$ 3,095			$ 2,404