Segment Information (Details) - USD ($) $ in Thousands	3 Months Ended
	Sep. 30, 2024	Sep. 30, 2023	Jun. 30, 2024
Segment Reporting Information [Line Items]
Net sales	$ 1,098,944	$ 1,095,188
Operating income for reportable segments	113,172	120,680
Assets used in business	3,003,211	2,750,511	$ 2,951,910
Depreciation and amortization of property	5,924	5,717
Capital expenditures	5,549	4,340
Service Center Based Distribution Segment [Member]
Segment Reporting Information [Line Items]
Net sales	749,739	746,533
Operating income for reportable segments	94,627	96,881
Assets used in business	1,894,467	1,749,309
Depreciation and amortization of property	4,419	4,436
Capital expenditures	4,435	3,634
Engineered Solutions Segment [Member]
Segment Reporting Information [Line Items]
Net sales	349,205	348,655
Operating income for reportable segments	48,145	49,595
Assets used in business	1,108,744	1,001,202
Depreciation and amortization of property	1,505	1,281
Capital expenditures	1,114	706
Reportable Segments
Segment Reporting Information [Line Items]
Operating income for reportable segments	$ 142,772	$ 146,476