Segment and Geographic Information (Details 1) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Mar. 31, 2017	Mar. 31, 2016	Mar. 31, 2017	Mar. 31, 2016	Jun. 30, 2016
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Total operating income	$ 45,467	$ (33,032)	$ 126,341	$ 46,356
Adjustment for:
Intangible amortization			18,387	19,065
Goodwill Impairment	0	64,794	0	64,794	$ 64,794
Corporate and other (income) expense, net	(3,213)	(6,337)	(27,157)	(21,740)
Interest Expense, net	2,165	2,359	6,411	6,704
Other (Income) Expense, net	(47)	65	(656)	1,124
Income before income taxes	43,349	(35,456)	120,586	38,528
Operating Segments [Member]
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Total operating income	48,310	32,166	117,571	108,475
Service Center Based Distribution [Member]
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Total operating income	34,258	22,465	80,540	79,767
Adjustment for:
Intangible amortization	4,672	5,284	14,104	14,568
Fluid Power Businesses [Member]
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Total operating income	14,052	9,701	37,031	28,708
Adjustment for:
Intangible amortization	$ 1,384	$ 1,457	$ 4,283	$ 4,497