[Line Items] for Accounting Policies [Table]

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- Definition

Concentration Risk, Labor Subject to Collective Bargaining Arrangements, Number of Collective Bargaining Agreements

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- Definition

Custom Engineered Products and Services, Contract Duration

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Custom Engineered Products and Services, Contract Duration, Standard

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Goodwill, Discounted Cash Flows, Measurement Input Period

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Revenue, Performance Obligation, Custom Warranty Period

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Revenue, Performance Obligation, Standard Warranty Period

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- Definition

Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

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Reference 1: http://www.xbrl.org/2003/role/exampleRef
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-SubTopic 35
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- Definition

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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- Definition

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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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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- Definition

Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements.

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Reference 1: http://www.xbrl.org/2003/role/exampleRef
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Number of reporting units tested for impairment of goodwill. A reporting unit is an operating segment or one level below an operating segment.

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The charge against earnings resulting from the write down of long lived assets other than goodwill due to the difference between the carrying value and lower fair value.

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Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
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The percentage of LIFO (last in first out) inventory to total inventory as of the balance sheet date if other than 100 percent.

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Useful life of long lived, physical assets used in the normal conduct of business and not intended for resale, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. Examples include, but not limited to, land, buildings, machinery and equipment, office equipment, furniture and fixtures, and computer equipment.

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Accounting Principles and Practices - Narrative (Details)	12 Months Ended
	Mar. 31, 2026 USD ($) agreement segment reportingUnit	Mar. 31, 2025 USD ($) reportingUnit	Mar. 31, 2024 USD ($)
Accounting Policies [Line Items]
Advertising expenses	$ 4,281,000	$ 3,629,000	$ 2,659,000
Number of reportable segments \| segment	1
Number of reporting units \| reportingUnit	4	3
Goodwill, discounted cash flows, measurement input period	7 years
Other asset impairment charges	$ 0
Estimated useful life of intangible assets	14 years
Indefinite-lived trademark	$ 47,554,000	$ 46,294,000
Percentage of LIFO inventory	11.00%	41.00%
Custom engineered products and services, standard contract duration	3 months
Custom engineered products and services, contract duration	1 year
Standard warranty period	12 months
Minimum
Accounting Policies [Line Items]
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]
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	8.50%
Number of collective bargaining agreements \| agreement	6