Segment Data (Details) $ in Thousands	12 Months Ended
	Jun. 30, 2022 USD ($)	Jun. 30, 2021 USD ($)	Jun. 30, 2020 USD ($)
Segment Reporting Information [Line Items]
Property, Plant and Equipment, Net	$ 1,002,041	$ 1,055,135
Sales	2,012,456	1,841,441	$ 1,885,305
Total operating income	218,140	102,168	22,252
Interest expense	25,914	46,375	35,154
Other income, net	(14,507)	(8,867)	(14,862)
Income before income taxes	206,733	64,660	1,960
Depreciation and Amortization	131,678	126,488	119,860
Assets	2,573,524	2,665,761	3,037,591
Capital Expenditures	$ 96,924	127,302	244,151
Sales To a Single Customer Did Not Aggretage More Than	0.05
Industrial [Member]
Segment Reporting Information [Line Items]
Sales	$ 1,227,273	1,150,746	1,178,053
Total operating income	121,386	45,855	985
Depreciation and Amortization	87,986	81,796	74,664
Assets	1,469,835	1,532,177	1,452,131
Capital Expenditures	64,055	103,812	195,167
Infrastructure [Member]
Segment Reporting Information [Line Items]
Sales	785,183	690,695	707,252
Total operating income	98,871	59,461	23,113
Depreciation and Amortization	43,691	44,661	45,176
Assets	768,226	698,766	748,424
Capital Expenditures	32,869	23,490	48,984
Corporate [Member]
Segment Reporting Information [Line Items]
Total operating income	(2,117)	(3,148)	(1,846)
Depreciation and Amortization	1	31	20
Assets	$ 335,463	$ 434,818	$ 837,036