Segment Information (Details 1) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2024	Mar. 31, 2023
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Operating income for reportable segments	$ 121,206	$ 126,911	$ 356,480	$ 346,336
Adjustment for:
Intangible amortization			21,601	23,189
Corporate and other expense, net	21,824	20,419	60,983	57,928
Operating income	121,206	126,911	356,480	346,336
Interest expense, net	265	4,773	3,502	17,438
Other (income) expense, net	(1,724)	(142)	(4,217)	1,624
Income before income taxes	122,665	122,280	357,195	327,274
Reportable Segments Total
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Operating income for reportable segments	149,981	155,000	439,064	427,453
Adjustment for:
Operating income	149,981	155,000	439,064	427,453
Service Center Based Distribution Segment [Member]
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Operating income for reportable segments	100,470	103,083	288,791	278,376
Adjustment for:
Intangible amortization	816	707	2,415	2,195
Operating income	100,470	103,083	288,791	278,376
Engineered Solutions Segment [Member]
Reconciliation of operating income for reportable segments to the consolidated income before income taxes
Operating income for reportable segments	49,511	51,917	150,273	149,077
Adjustment for:
Intangible amortization	6,135	6,963	19,186	20,994
Operating income	$ 49,511	$ 51,917	$ 150,273	$ 149,077