Accounting Principles and Practices - Narrative (Details)		12 Months Ended
	Feb. 28, 2025 USD ($) reportingUnit	Mar. 31, 2025 USD ($) segment agreement reportingUnit	Mar. 31, 2024 USD ($) reportingUnit	Mar. 31, 2023 USD ($)
Accounting Policies [Line Items]
Advertising expenses		$ 3,629,000	$ 2,659,000	$ 2,342,000
Number of reportable segments | segment		1
Number of reporting units | reportingUnit	3	3	3
Goodwill, discounted cash flows, measurement input period		7 years
Other asset impairment charges		$ 0
Estimated useful life of intangible assets		16 years
Percentage of LIFO inventory		41.00%	40.00%
Custom engineered products and services, standard contract duration		3 months
Custom engineered products and services, contract duration		1 year
Standard warranty period		12 months
Trademark
Accounting Policies [Line Items]
Estimated useful life of intangible assets		13 years
Impairment of intangible assets, indefinite-lived	$ 0
Minimum
Accounting Policies [Line Items]
Goodwill, discounted cash flows, measurement input period		5 years
Estimated useful life of intangible assets		1 year
Standard warranty period		12 months
Standard custom warranty period		24 months
Minimum | Building and building equipment
Accounting Policies [Line Items]
Estimated useful lives of property plant and equipment		15 years
Minimum | Machinery and Equipment
Accounting Policies [Line Items]
Estimated useful lives of property plant and equipment		3 years
Maximum
Accounting Policies [Line Items]
Goodwill, discounted cash flows, measurement input period		7 years
Estimated useful life of intangible assets		25 years
Standard custom warranty period		36 months
Maximum | Building and building equipment
Accounting Policies [Line Items]
Estimated useful lives of property plant and equipment		40 years
Maximum | Machinery and Equipment
Accounting Policies [Line Items]
Estimated useful lives of property plant and equipment		18 years
Workforce Subject to Collective Bargaining Arrangements | Unionized Employees Concentration Risk
Accounting Policies [Line Items]
Concentration risk, percentage		3.70%
Number of collective bargaining agreements | agreement		1