Other Intangible Assets - Schedule of Other Intangible Assets (Details) - USD ($) $ in Millions	12 Months Ended
	Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Cost:
Beginning cost	$ 15,324	$ 16,173
Foreign currency translation	264
Disposals	(23)
Other	122	100
Ending cost	16,001	15,324	$ 16,173
Less: accumulated amortization:
Beginning accumulated amortization	(2,904)	(2,371)
Amortization expense (Note 7)	(550)	(571)	(723)
Foreign currency translation	(61)	98
Disposals	21	50
Other	(108)	(110)
Ending accumulated amortization	(3,602)	(2,904)	(2,371)
Net balance	12,399	12,420
Customer Relationships
Cost:
Beginning cost	11,062	11,859
Foreign currency translation	185
Disposals	(3)
Other	(23)	(16)
Ending cost	11,479	11,062	11,859
Less: accumulated amortization:
Beginning accumulated amortization	(1,841)	(1,541)
Amortization expense (Note 7)	(423)	(419)
Foreign currency translation	(36)	80
Disposals	0	34
Other	30	5
Ending accumulated amortization	(2,270)	(1,841)	(1,541)
Net balance	9,209	9,221
Brands/Tradenames
Cost:
Beginning cost	2,565	2,685
Foreign currency translation	38
Disposals	0
Other	0	0
Ending cost	2,609	2,565	2,685
Less: accumulated amortization:
Beginning accumulated amortization	(196)	(159)
Amortization expense (Note 7)	(36)	(42)
Foreign currency translation	(1)	5
Disposals	0	0
Other	0	0
Ending accumulated amortization	(233)	(196)	(159)
Net balance	2,376	2,369
Other Intangible Assets
Cost:
Beginning cost	1,697	1,629
Foreign currency translation	41
Disposals	(20)
Other	145	116
Ending cost	1,913	1,697	1,629
Less: accumulated amortization:
Beginning accumulated amortization	(867)	(671)
Amortization expense (Note 7)	(91)	(110)
Foreign currency translation	(24)	13
Disposals	21	16
Other	(138)	(115)
Ending accumulated amortization	(1,099)	(867)	$ (671)
Net balance	814	830
Linde AG
Cost:
Additions	314	72
Foreign currency translation		(836)
Disposals		(185)
Less: accumulated amortization:
Amortization expense (Note 7)	(462)	(474)
Linde AG | Customer Relationships
Cost:
Additions	258	19
Foreign currency translation		(660)
Disposals		(140)
Linde AG | Brands/Tradenames
Cost:
Additions	6	0
Foreign currency translation		(120)
Disposals		0
Linde AG | Other Intangible Assets
Cost:
Additions	$ 50	53
Foreign currency translation		(56)
Disposals		$ (45)