Business Combinations - Estimated Fair Values of Aggregate Assets and Liabilities Acquired (Parenthetical) (Details) $ in Millions	12 Months Ended
Dec. 31, 2024 USD ($)
Business Combination, Separately Recognized Transactions [Line Items]
Total consideration	$ 1,034
Purchased Customer Accounts
Business Combination, Separately Recognized Transactions [Line Items]
Weighted average life (years)	15 years
Other Acquisitions \| Maximum
Business Combination, Separately Recognized Transactions [Line Items]
Total consideration	$ 50

Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 350
-SubTopic 30
-Name Accounting Standards Codification
-Section 50
-Paragraph 1
-Subparagraph (a)(3)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482665/350-30-50-1

Reference 2: http://www.xbrl.org/2003/role/disclosureRef
-Topic 985
-SubTopic 20
-Name Accounting Standards Codification
-Section 50
-Paragraph 2
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147481283/985-20-50-2

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Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration