Investments in Equity Securities (Results of ABI Transaction) (Details) - ABI [Member] - USD ($) $ in Millions	3 Months Ended	9 Months Ended
Mar. 31, 2024	Sep. 30, 2024
Investments [Line Items]
Gain on partial sale of our investment		$ 165
Transaction costs	$ (62)	(62)
Total pre-tax gain on ABI Transaction		$ 103

Amount of gain (loss) on sale or disposal of an equity method investment.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(9)(a))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 220
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 2
-Subparagraph (SX 210.5-03(7)(c))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147483621/220-10-S99-2

Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 230
-SubTopic 10
-Name Accounting Standards Codification
-Section 45
-Paragraph 28
-Subparagraph (b)
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147482740/230-10-45-28

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration