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Subsequent Event (Details) - $ / shares		12 Months Ended
	May 05, 2025	Mar. 31, 2025	Mar. 31, 2024	Mar. 31, 2023
Subsequent Event [Line Items]
Granted (in shares)		109,700	131,100	197,600
Subsequent Event
Subsequent Event [Line Items]
Granted (in shares)	100,821
Award grant exercise price (in dollars per share)	$ 82.98
Performance Units | Subsequent Event
Subsequent Event [Line Items]
Granted (in shares)	61,899
Award vesting period	3 years
Restricted Stock Units (RSUs)
Subsequent Event [Line Items]
Granted (in shares)		166,800	157,100	151,000.0
Award vesting period		3 years
Restricted Stock Units (RSUs) | Subsequent Event
Subsequent Event [Line Items]
Granted (in shares)	53,014
Vesting rights (as percent)	33.30%
Award vesting period	3 years
Restricted Stock Units (RSUs) | Minimum | Subsequent Event
Subsequent Event [Line Items]
Award vesting period	3 years
Restricted Stock Units (RSUs) | Maximum | Subsequent Event
Subsequent Event [Line Items]
Award vesting period	4 years
Stock Options
Subsequent Event [Line Items]
Award vesting period		3 years
Stock Options | Subsequent Event
Subsequent Event [Line Items]
Vesting rights (as percent)	33.30%
Award vesting period	3 years
Expiration period	10 years

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- Definition

Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The grant-date intrinsic value of options granted during the reporting period as calculated by applying the disclosed option pricing methodology.

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Percentage of vesting of award under share-based payment arrangement.

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Period from grant date that an equity-based award expires, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Detail information of subsequent event by type. User is expected to use existing line items from elsewhere in the taxonomy as the primary line items for this disclosure, which is further associated with dimension and member elements pertaining to a subsequent event.

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