Goodwill and Intangible Assets (Narrative) (Details)		3 Months Ended
	May 31, 2023	Jun. 30, 2023 USD ($) Reporting_Unit	Jun. 30, 2022 USD ($)	Mar. 31, 2023 USD ($)
Goodwill [Line Items]
Number of Reporting Units | Reporting_Unit		3
Amortization of intangibles		$ 6,877,000	$ 6,535,000
Goodwill		731,953,000		$ 644,629,000
Currency translation		1,967,000
Finite-Lived Intangible Assets, Amortization Expense, Year Two		30,000,000
Finite-Lived Intangible Assets, Amortization Expense, Year Three		30,000,000
Finite-Lived Intangible Assets, Amortization Expense, Year Four		30,000,000
Finite-Lived Intangible Assets, Amortization Expense, Year Five		$ 30,000,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life		16 years
Indefinite-Lived Trademarks		$ 46,456,000		46,338,000
Goodwill, Impaired, Accumulated Impairment Loss		113,174,000		113,174,000
Finite-Lived Intangible Asset, Expected Amortization, Year One		30,000,000
montratec
Goodwill [Line Items]
Goodwill		85,357,000
Acquired Finite-lived Intangible Assets, Weighted Average Useful Life	14 years
Rest of Products [Member]
Goodwill [Line Items]
Goodwill		308,075,000		306,988,000
Duff Norton Group [Member]
Goodwill [Line Items]
Goodwill		9,699,000		9,699,000
Precision Conveyance
Goodwill [Line Items]
Goodwill		$ 414,179,000		$ 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