Earnings Per Share – Linde plc Shareholders (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Numerator (Millions of dollars)
Net Income – Linde plc	$ 1,575	$ 372	$ 3,091	$ 1,546
Denominator (Thousands of shares)
Weighted average shares outstanding (in shares)	489,061	500,535	490,201	503,626
Shares earned and issuable under compensation plans (in shares)	557	499	526	467
Weighted average shares used in basic earnings per share (in shares)	489,618	501,034	490,727	504,093
Effect of dilutive securities
Stock options and awards (in shares)	3,931	4,235	3,958	4,339
Weighted average shares used in diluted earnings per share (in shares)	493,549	505,269	494,685	508,432
Basic Earnings Per Share (in dollars per share)	$ 3.22	$ 0.74	$ 6.30	$ 3.07
Diluted Earnings Per Share (in dollars per share)	$ 3.19	$ 0.74	$ 6.25	$ 3.04
Antidilutive shares excluded from computation of earnings per share (in shares)	0	0	0	0