Benefit And Retirement Plans (Tables)

12 Months Ended

Jun. 30, 2016

Multiemployer Plans [Abstract]

Schedule Of Multiemployer Plans

		Pension Protection										Expiration Date	Number of
		Act Zone Status				Company Contributions						of Collective	Company
	EIN/Pension	June 30,		Rehabilitation		(in thousands)					Surcharge	Bargaining	Employees
Pension Fund	Plan Number	2016	2015	Plan Status		2016		2015		2014	Imposed	Agreement	in Plan
Central States Southeast and	36-6044243	Red	Red	Implemented	$	200	$	248	$	252	No	03/31/2018	12
Southwest Areas Pension Fund
Steelworkers Pension Trust	23-6648508	Green	Green	No		347		364		380	No	11/4/2017	192
Central Pension Fund	36-6052390	Green	Green	No		6		7		7	No	05/31/2017	3
					$	553	$	619	$	639