Business Combinations Reliance - Fair Value of Assets Acquired (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Business Acquisition [Line Items]
Goodwill	$ 21,968	$ 77,728
Total Consideration			$ 17,000
Reliance Acquisition [Member]
Business Acquisition [Line Items]
Accounts receivable			20,600
Inventories			22,900
Other current assets			6,000
Property			12,900
Identifiable intangible assets			73,200
Goodwill			79,500
Total assets acquired			215,100
Accounts payable and accrued liabilities			15,800
Deferred income taxes			19,500
Net assets acquired			179,800
Purchase price			188,500
Cash acquired			(1,400)
Working capital adjustments			(8,200)
Debt assumed			900
Total Consideration			$ 179,800