Segment and Geographic Information (Details 1) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2016	Dec. 31, 2015
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Total operating income	$ 37,656	$ 38,362	$ 80,874	$ 79,388
Adjustment for:
Intangible amortization			12,331	12,325
Corporate and other (income) expense, net	(11,963)	(7,458)	(23,944)	(15,404)
Interest Expense, net	2,100	2,158	4,246	4,345
Other (Income) Expense, net	(211)	55	(609)	1,059
Income before income taxes	35,767	36,149	77,237	73,984
Operating Segments [Member]
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Total operating income	31,787	37,146	69,261	76,309
Service Center Based Distribution [Member]
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Total operating income	21,209	28,401	46,855	57,302
Adjustment for:
Intangible amortization	4,670	4,714	9,432	9,286
Fluid Power Businesses [Member]
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Total operating income	10,578	8,745	22,406	19,007
Adjustment for:
Intangible amortization	$ 1,424	$ 1,528	$ 2,899	$ 3,039