Segment and Geographic Information (Details 1) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Sep. 30, 2012	Sep. 30, 2011
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Operating income for reportable segments	$ 44,318	$ 43,267
Adjustment for:
Intangible amortization	3,055	2,809
Corporate and other expense (income), net	(3,117)	(5,446)
Interest Expense, net	25	47
Other (Income) Expense, net	(459)	1,932
Income before income taxes	44,752	41,288
Operating Segments [Member]
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Operating income for reportable segments	44,256	40,630
Service Center Based Distribution [Member]
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Operating income for reportable segments	33,720	29,394
Adjustment for:
Intangible amortization	1,223	877
Fluid Power Businesses [Member]
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Operating income for reportable segments	10,536	11,236
Adjustment for:
Intangible amortization	$ 1,832	$ 1,932