Goodwill and Intangibles (Details) - USD ($) $ in Thousands	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Changes in the carrying amount of goodwill by reportable segment
Goodwill, beginning balance	$ 254,406	$ 193,494
Goodwill acquired during the year	21,968	77,728
Goodwill Impairment	(64,794)	0	$ 0
Other, primarily currency translation	(8,880)	(16,816)
Goodwill, ending balance	202,700	254,406	193,494
Service Center Based Distribution Segment [Member]
Changes in the carrying amount of goodwill by reportable segment
Goodwill, beginning balance	253,477	192,565
Goodwill acquired during the year	18,683	77,728
Goodwill Impairment	(64,794)
Other, primarily currency translation	(8,880)	(16,816)
Goodwill, ending balance	198,486	253,477	192,565
Fluid Power Businesses Segment [Member]
Changes in the carrying amount of goodwill by reportable segment
Goodwill, beginning balance	929	929
Goodwill acquired during the year	3,285	0
Goodwill Impairment	0
Other, primarily currency translation	0	0
Goodwill, ending balance	$ 4,214	$ 929	$ 929