Business Acquisitions, Dispositions, Goodwill and Intangible Assets - Narrative (Details) - USD ($) |
3 Months Ended | 6 Months Ended | 9 Months Ended | |||||
|---|---|---|---|---|---|---|---|---|
Jun. 30, 2025 |
Mar. 31, 2025 |
Sep. 30, 2024 |
Jun. 30, 2024 |
Jun. 30, 2025 |
Jun. 30, 2024 |
Mar. 31, 2025 |
Dec. 31, 2024 |
|
| Goodwill [Line Items] | ||||||||
| Investments in businesses, net of cash acquired | $ 82,000,000 | $ 40,000,000 | ||||||
| Intangible assets cost | $ 2,208,000,000 | 2,208,000,000 | $ 2,006,000,000 | |||||
| Intangible assets, accumulated amortization | 1,851,000,000 | 1,851,000,000 | 1,695,000,000 | |||||
| Amortization of intangible assets | 15,000,000 | $ 15,000,000 | 30,000,000 | $ 31,000,000 | ||||
| Assets held for sale | 4,000,000 | 4,000,000 | 38,000,000 | |||||
| Liabilities held for sale | $ 0 | $ 0 | $ 9,000,000 | |||||
| Non-US | ||||||||
| Goodwill [Line Items] | ||||||||
| Loss on disposal of business | $ 10,000,000 | $ 18,000,000 | $ 28,000,000 | |||||
| X | ||||||||||
- Definition Liabilities Held-For-Sale, Not Part of Disposal Group No definition available.
|
| X | ||||||||||
- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of assets held-for-sale that are not part of a disposal group. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
|
| X | ||||||||||
- Definition Amount of consideration transferred, consisting of acquisition-date fair value of assets transferred by the acquirer, liabilities incurred by the acquirer, and equity interest issued by the acquirer. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount of gain (loss) from sale and disposal of integrated set of activities and assets capable of being conducted and managed for purpose of providing return in form of dividend, lower cost, or other economic benefit to investor, owner, member and participant. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- 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. Reference 1: http://www.xbrl.org/2003/role/exampleRef
|
| X | ||||||||||
- Definition Amount before accumulated amortization of intangible assets, excluding goodwill. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|