Goodwill and Intangible Assets (Details) - USD ($) $ in Thousands	3 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Mar. 31, 2021
Finite-Lived Intangible Assets [Line Items]
Amortization of Intangible Assets	$ 6,109	$ 3,115
Goodwill [Roll Forward]
Balance at April 1, 2021	331,176
Currency translation	2,083
Balance at June 30, 2021	621,939
Gross Carrying Amount	487,905		$ 292,783
Accumulated Amortization	(86,046)		(79,421)
Net	401,859		213,362
Indefinite-Lived Trademarks	48,074		47,857
Dorner
Goodwill [Roll Forward]
Balance at June 30, 2021	288,680
Trademark
Goodwill [Roll Forward]
Gross Carrying Amount	14,438		6,377
Accumulated Amortization	(5,031)		(4,760)
Net	9,407		1,617
Indefinite-lived Intangible Assets [Member]
Goodwill [Roll Forward]
Accumulated Amortization	0		0
Customer relationships
Goodwill [Roll Forward]
Gross Carrying Amount	330,021		188,447
Accumulated Amortization	(60,680)		(55,785)
Net	269,341		132,662
Unpatented Technology [Member]
Goodwill [Roll Forward]
Gross Carrying Amount	92,034		46,843
Accumulated Amortization	(17,408)		(16,021)
Net	74,626		30,822
Other
Goodwill [Roll Forward]
Gross Carrying Amount	3,338		3,259
Accumulated Amortization	(2,927)		(2,855)
Net	$ 411		$ 404