Percentage of shares repurchased to total share authorized.

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- Definition

Share repurchase program holdback.

+ References

No definition available.

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- Definition

Amount authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership.

+ References

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- Definition

Securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) or earnings per unit (EPU) in the future that were not included in the computation of diluted EPS or EPU because to do so would increase EPS or EPU amounts or decrease loss per share or unit amounts for the period presented.

+ References

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- Definition

The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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- Definition

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount of excise tax on share purchased under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership.

+ References

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- Definition

Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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- Definition

Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock.

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Earnings per Share (EPS) and Common Stock - Additional Information (Details) - USD ($) $ in Millions		3 Months Ended		6 Months Ended
	Mar. 17, 2026	Mar. 31, 2026	Mar. 31, 2025	Mar. 31, 2026	Mar. 31, 2025	Oct. 01, 2026	Sep. 30, 2025	Oct. 01, 2024
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Anti-dilutive shares		300,000	300,000	100,000	200,000
Common stock, shares authorized		500,000,000		500,000,000			500,000,000
Stock repurchased during period (in shares)		1,600,000	500,000	2,800,000	800,000
Stock repurchased during period, value		$ 250.0	$ 75.0	$ 450.0	$ 150.0
Excise taxes related to share repurchases		1.1		1.1
Accelerated Share Repurchase Agreement [Member]
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Stock authorized to repurchase	$ 375.0	375.0		$ 375.0
Stock repurchased during period (in shares)	1,900,000
Stock repurchased during period, value	$ 300.0
Share repurchase program holdback		$ 75.0
Percentage of shares repurchased to total share authorized	80.00%
Maximum [Member]
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Common stock, shares authorized		500,000,000		500,000,000
Stock authorized to repurchase								$ 2,000.0
Maximum [Member] \| Forecast [Member]
Earnings Per Share, Basic, by Common Class, Including Two Class Method [Line Items]
Stock authorized to repurchase						$ 2,000.0