Goodwill and Intangible Assets (Tables)

12 Months Ended

Dec. 31, 2023

Goodwill and Intangible Assets Disclosure [Abstract]

Schedule of Acquired Intangible Assets

The carrying amount and accumulated amortization of acquired finite-lived intangible assets, in addition to the balance of non-amortizable intangible assets follow:

	December 31,
(Millions)	2023		2022
Customer related (original lives largely 11 to 19 years)	$	4,073	$	4,062
Patents (original lives largely 9 to 13 years)	420		426
Other technology-based (original lives largely 6 to 20 years)	2,077		2,081
Definite-lived tradenames (original lives largely 6 to 20 years)	1,166		1,166
Other (original lives largely 10 years)	78		84
Total gross carrying amount	7,814		7,819
Accumulated amortization — customer related	(1,966)		(1,747)
Accumulated amortization — patents	(419)		(421)
Accumulated amortization — other technology-based	(1,178)		(1,000)
Accumulated amortization — definite-lived tradenames	(575)		(509)
Accumulated amortization — other	(57)		(60)
Total accumulated amortization	(4,195)		(3,737)
Total finite-lived intangible assets — net	3,619		4,082
Indefinite lived intangible assets (primarily tradenames)	607		617
Total intangible assets — net	$	4,226	$	4,699

Schedule of Amortization Expense for Acquired Intangible Assets

Amortization expense follows:

	Year ended December 31,
(Millions)	2023		2022		2021
Amortization expense	$	482	$	498	$	529

Schedule of Expected Amortization Expense for Acquired Amortizable Intangible Assets

Expected amortization expense for acquired amortizable intangible assets recorded as of December 31, 2023 follows:

(Millions)	2024		2025		2026		2027		2028		After 2028
Amortization expense	$	453	$	423	$	418	$	394	$	367	$	1,564