Segment Information (Details 1) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2019	Mar. 31, 2018	Mar. 31, 2019	Mar. 31, 2018
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Total operating income	$ 34,509	$ 56,444	$ 161,813	$ 154,996
Adjustment for:
Intangible amortization			31,823	21,326
Intangible impairment	31,594	0	31,594	0
Corporate and other expense, net	14,586	21,346	46,619	50,125
Interest expense, net	9,947	8,216	30,001	12,521
Other income, net	(1,256)	(1,291)	(549)	(2,022)
Income before income taxes	25,818	49,519	132,361	144,497
Operating Segments [Member]
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Total operating income	90,600	87,590	271,849	226,447
Service Center Based Distribution [Member]
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Total operating income	64,763	61,076	185,889	172,965
Adjustment for:
Intangible amortization	2,794	4,311	10,785	13,248
Fluid Power Businesses [Member]
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Total operating income	25,837	26,514	85,960	53,482
Adjustment for:
Intangible amortization	$ 7,117	$ 5,489	$ 21,038	$ 8,078