Goodwill and Intangibles (Intangible Assets by Major Class) (Details) - USD ($) $ in Millions	Dec. 31, 2024	Dec. 31, 2023
Acquired Finite-Lived Intangible Assets [Line Items]
Gross	$ 4,389	$ 4,153
Accumulated amortization	2,686	2,388
Net	1,703	1,765
Customer contracts and relationships
Acquired Finite-Lived Intangible Assets [Line Items]
Gross	4,111	3,838
Accumulated amortization	2,446	2,132
Net	1,665	1,706
Brand rights and tradenames
Acquired Finite-Lived Intangible Assets [Line Items]
Gross	101	101
Accumulated amortization	89	79
Net	12	22
Royalty agreements
Acquired Finite-Lived Intangible Assets [Line Items]
Gross	141	173
Accumulated amortization	120	142
Net	21	31
Other intangible assets
Acquired Finite-Lived Intangible Assets [Line Items]
Gross	36	41
Accumulated amortization	31	35
Net	$ 5	$ 6