CONSOLIDATED STATEMENTS OF COMPREHENSIVE INCOME - USD ($) $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Statement of Comprehensive Income [Abstract]
NET INCOME (INCLUDING NONCONTROLLING INTERESTS)	$ 1,612	$ 410	$ 3,164	$ 1,620
Translation adjustments:
Foreign currency translation adjustments	(96)	(1,570)	133	(1,510)
Reclassification to net income	0	(134)	0	(134)
Income taxes	1	5	1	(7)
Translation adjustments	(95)	(1,699)	134	(1,651)
Funded status - retirement obligations (Note 8):
Retirement program remeasurements	(5)	67	(254)	122
Reclassifications to net income	(8)	19	(16)	38
Income taxes	2	(7)	65	(28)
Funded status - retirement obligations	(11)	79	(205)	132
Derivative instruments (Note 5):
Current unrealized gain (loss)	(9)	92	(84)	110
Reclassifications to net income	2	3	(4)	(20)
Income taxes	1	(20)	17	(18)
Derivative instruments	(6)	75	(71)	72
TOTAL OTHER COMPREHENSIVE INCOME (LOSS)	(112)	(1,545)	(142)	(1,447)
COMPREHENSIVE INCOME (LOSS) (INCLUDING NONCONTROLLING INTERESTS)	1,500	(1,135)	3,022	173
Less: noncontrolling interests	(14)	(21)	(48)	(45)
COMPREHENSIVE INCOME (LOSS) - LINDE PLC	$ 1,486	$ (1,156)	$ 2,974	$ 128