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Carrying amount (original costs adjusted for previously recognized amortization and impairment) as of the balance sheet date for the rights acquired through registration of a trademark to gain or protect exclusive use of a business name, symbol or other device or style for a projected indefinite period of benefit.

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Goodwill and Intangible Assets (Narrative) (Details)		3 Months Ended		6 Months Ended
Goodwill and Intangible Assets (Narrative) (Details)	May 31, 2023	Sep. 30, 2023 USD ($)	Sep. 30, 2022 USD ($)	Sep. 30, 2023 USD ($) Reporting_Unit	Sep. 30, 2022 USD ($)	Mar. 31, 2023 USD ($)
Goodwill [Line Items]
Number of Reporting Units \| Reporting_Unit				3
Amortization of intangibles		$ 7,508,000	$ 6,447,000	$ 14,385,000	$ 12,982,000
Goodwill		717,572,000		717,572,000		$ 644,629,000
Currency translation				(6,000,000)
Finite-Lived Intangible Assets, Amortization Expense, Year Two		30,000,000		30,000,000
Finite-Lived Intangible Assets, Amortization Expense, Year Three		30,000,000		30,000,000
Finite-Lived Intangible Assets, Amortization Expense, Year Four		30,000,000		30,000,000
Finite-Lived Intangible Assets, Amortization Expense, Year Five		30,000,000		$ 30,000,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life				16 years
Indefinite-Lived Trademarks		45,878,000		$ 45,878,000		46,338,000
Goodwill, Impaired, Accumulated Impairment Loss		113,174,000		113,174,000		113,174,000
Finite-Lived Intangible Asset, Expected Amortization, Year One		30,000,000		30,000,000
montratec
Goodwill [Line Items]
Goodwill		78,943,000		78,943,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	14 years
Rest of Products [Member]
Goodwill [Line Items]
Goodwill		301,242,000		301,242,000		306,988,000
Duff Norton Group [Member]
Goodwill [Line Items]
Goodwill		9,699,000		9,699,000		9,699,000
Precision Conveyance
Goodwill [Line Items]
Goodwill		$ 406,631,000		$ 406,631,000		$ 327,942,000
Trademark
Goodwill [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life				13 years
Customer relationships
Goodwill [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life				17 years
Other Intangible Assets [Member]
Goodwill [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life				5 years
Technology-Based Intangible Assets [Member]
Goodwill [Line Items]
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life				15 years