Acquisitions and Divestiture (Details) $ in Thousands	12 Months Ended
	Jun. 30, 2017 USD ($) acquisition	Jun. 30, 2016 USD ($) acquisition	Jun. 30, 2015 USD ($) acquisition
Significant Acquisitions
Number of businesses acquired | acquisition	3
Aggregate annual sales for businesses acquired, for their most recent fiscal year prior to acquisition	$ 1,522,000
Cash paid to acquire businesses	4,227,000
Assumed debt	316,000
Gain on disposal	$ 45,000
Series of Individually Immaterial Business Acquisitions
Significant Acquisitions
Number of businesses acquired | acquisition	2	2	4
Aggregate annual sales for businesses acquired, for their most recent fiscal year prior to acquisition		$ 48,000	$ 27,000
Cash paid to acquire businesses		71,000	$ 27,000
Assumed debt		2,000
CLARCOR, Inc
Significant Acquisitions
Aggregate annual sales for businesses acquired, for their most recent fiscal year prior to acquisition		$ 1,400,000
Net sales, from date of acquisition	$ 487,388
Operating loss, from date of acquisition	$ (16,164)