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Summary of Signficant Accounting Policies (Details Textual 1) - USD ($) shares in Thousands, $ in Thousands	3 Months Ended		12 Months Ended
	Mar. 31, 2020	Dec. 31, 2019	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2020
Business Acquisition [Line Items]
Incremental Common Shares Attributable to Dilutive Effect of Share-based Payment Arrangements			692	731
Goodwill			$ 264,230	$ 277,615	$ 270,580
Finite-Lived Intangible Assets, Accumulated Amortization			160,699	153,972
Intangible Assets, Gross (Excluding Goodwill)			$ 266,424	$ 274,013
Goodwill and other Intangible Asset Impairment	$ 15,600	$ 14,600			30,227
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount			260	295
Technology-Based and other [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Assets, Gross			$ 31,592	$ 33,632
Finite-Lived Intangible Assets, Accumulated Amortization			$ 22,734	24,413
Technology-Based and other [Member] \| Maximum [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Asset, Useful Life			20 years
Technology-Based and other [Member] \| Minimum [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Asset, Useful Life			4 years
Customer-related [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Assets, Gross			$ 180,263	183,338
Finite-Lived Intangible Assets, Accumulated Amortization			$ 104,698	98,901
Customer-related [Member] \| Maximum [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Asset, Useful Life			21 years
Customer-related [Member] \| Minimum [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Asset, Useful Life			10 years
Unpatented Technology [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Assets, Gross			$ 31,807	31,957
Finite-Lived Intangible Assets, Accumulated Amortization			$ 22,950	20,575
Unpatented Technology [Member] \| Maximum [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Asset, Useful Life			30 years
Unpatented Technology [Member] \| Minimum [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Asset, Useful Life			10 years
Trademarks [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Assets, Gross			$ 12,403	13,268
Finite-Lived Intangible Assets, Accumulated Amortization			$ 10,317	10,083
Trademarks [Member] \| Maximum [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Asset, Useful Life			20 years
Trademarks [Member] \| Minimum [Member]
Business Acquisition [Line Items]
Finite-Lived Intangible Asset, Useful Life			5 years
Trademarks [Member]
Business Acquisition [Line Items]
Indefinite-lived Intangible Assets (Excluding Goodwill)			$ 10,359	11,818
Infrastructure [Member]
Business Acquisition [Line Items]
Goodwill			0	0	0
Metal Cutting [Member]
Business Acquisition [Line Items]
Goodwill			$ 264,230	$ 277,615	$ 270,580