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Subsequent Events (Details) - USD ($) $ / shares in Units, $ in Millions		12 Months Ended
	May 07, 2024	Mar. 31, 2024	Mar. 31, 2023	Mar. 31, 2022	May 06, 2024
Subsequent Event [Line Items]
Granted (in shares)		131,100	197,600	234,200
Subsequent Event
Subsequent Event [Line Items]
Stock repurchase program, authorized amount					$ 300.0
Performance Units | Subsequent Event
Subsequent Event [Line Items]
Granted (in shares)	70,270
Award vesting period	3 years
Restricted Stock Units (RSUs)
Subsequent Event [Line Items]
Granted (in shares)		157,100	151,000.0	170,800
Award vesting period		3 years
Restricted Stock Units (RSUs) | Subsequent Event
Subsequent Event [Line Items]
Granted (in shares)	59,646
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
Subsequent Event [Line Items]
Granted (in shares)	109,666
Vesting rights (as percent)	33.30%
Award vesting period	3 years
Expiration period	10 years
Award grant exercise price (in dollars per share)	$ 69.94
Stock Options | Minimum
Subsequent Event [Line Items]
Award vesting period		3 years

X

- 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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