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Goodwill and Other Intangible Assets Other Intangible Assets (Details) - USD ($) $ in Thousands	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2022
Finite-Lived Intangible Assets, Accumulated Amortization	$ 184,352	$ 173,346
Intangible Assets, Gross (Excluding Goodwill)	265,773	266,510
Goodwill	271,567	269,551	$ 264,230
Metal Cutting [Member]
Goodwill	271,567	269,551	$ 264,230
Technology-Based and other [Member]
Finite-Lived Intangible Assets, Gross	31,715	31,872
Finite-Lived Intangible Assets, Accumulated Amortization	$ 24,476	23,838
Technology-Based and other [Member] | Minimum [Member]
Finite-Lived Intangible Asset, Useful Life	4 years
Technology-Based and other [Member] | Maximum [Member]
Finite-Lived Intangible Asset, Useful Life	20 years
Customer Relationships [Member]
Finite-Lived Intangible Assets, Gross	$ 179,529	179,889
Finite-Lived Intangible Assets, Accumulated Amortization	$ 120,091	112,890
Customer Relationships [Member] | Minimum [Member]
Finite-Lived Intangible Asset, Useful Life	10 years
Customer Relationships [Member] | Maximum [Member]
Finite-Lived Intangible Asset, Useful Life	21 years
Unpatented Technology [Member]
Finite-Lived Intangible Assets, Gross	$ 31,485	31,487
Finite-Lived Intangible Assets, Accumulated Amortization	$ 27,130	25,177
Unpatented Technology [Member] | Minimum [Member]
Finite-Lived Intangible Asset, Useful Life	10 years
Unpatented Technology [Member] | Maximum [Member]
Finite-Lived Intangible Asset, Useful Life	30 years
Trademarks [Member]
Finite-Lived Intangible Assets, Gross	$ 23,044	12,426
Finite-Lived Intangible Assets, Accumulated Amortization	$ 12,655	11,441
Trademarks [Member] | Minimum [Member]
Finite-Lived Intangible Asset, Useful Life	5 years
Trademarks [Member] | Maximum [Member]
Finite-Lived Intangible Asset, Useful Life	20 years
Trademarks [Member]
Indefinite-lived Intangible Assets (Excluding Goodwill)	$ 0	$ 10,836

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