Goodwill and Intangible Assets (Narrative) (Details) - USD ($)	3 Months Ended	12 Months Ended
	Sep. 30, 2022	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022	Dec. 19, 2024
Finite Lived and Indefinite Lived Intangible Assets by Major Class [Line Items]
Impairment charges	$ 14,000,000
Goodwill		$ 967,000,000	$ 503,000,000
Goodwill impairment charges	9,000,000	0	0
Intangible asset impairment charges	$ 5,000,000	0	0	$ 5,000,000
Amortization expense		4,000,000	$ 4,000,000	$ 7,000,000
2-10 HBW Acquisition [Member]
Finite Lived and Indefinite Lived Intangible Assets by Major Class [Line Items]
Goodwill		$ 464,000,000			$ 464,000,000