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

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Amount that would be paid upon settlement of forward contract indexed to equity.

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The cash outflow to reacquire common stock during the period.

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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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Stock Repurchase Program, Percentage Of Shares To Be Repurchased

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Stockholders’ Equity - Narrative (Details)			1 Months Ended		3 Months Ended		6 Months Ended
Stockholders’ Equity - Narrative (Details)	Mar. 27, 2024 USD ($) shares	Mar. 25, 2024 USD ($) tranche	Sep. 30, 2024 USD ($) shares	Jun. 30, 2024 USD ($) shares	Mar. 31, 2025 USD ($)	Mar. 31, 2024 USD ($)	Sep. 30, 2024 USD ($) shares
Equity, Class of Treasury Stock [Line Items]
Payments to repurchase common stock					$ 0	$ 1,000,000,000
2024 Share Repurchase Program
Equity, Class of Treasury Stock [Line Items]
Share repurchase program, authorized amount						$ 1,000,000,000
Accelerated Share Repurchase Agreement
Equity, Class of Treasury Stock [Line Items]
Share repurchase program, authorized amount		$ 1,000,000,000
Payments to repurchase common stock	$ 1,000,000,000
Stock repurchased during period, shares (in shares) \| shares	3,275,199						3,547,374
Stock repurchase program, percentage of shares to be repurchased	80.00%
Number of tranches \| tranche		2
Excise tax liability					$ 5,000,000
Accelerated Share Repurchase Agreement - Tranche One
Equity, Class of Treasury Stock [Line Items]
Payments to repurchase common stock	$ 300,000,000
Stock repurchased during period, shares (in shares) \| shares				181,772
Forward contract indexed to equity, settlement, cash, amount				$ 300,000,000
Accelerated Share Repurchase Agreement - Tranche Two
Equity, Class of Treasury Stock [Line Items]
Payments to repurchase common stock	$ 700,000,000
Stock repurchased during period, shares (in shares) \| shares			90,403
Forward contract indexed to equity, settlement, cash, amount			$ 700,000,000				$ 700,000,000