Earnings Per Share – Linde plc Shareholders (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Millions	3 Months Ended
	Mar. 31, 2023	Mar. 31, 2022
Numerator (Millions of dollars)
Net Income – Linde plc	$ 1,516	$ 1,174
Denominator (Thousands of shares)
Weighted average shares outstanding (in shares)	491,321	506,716
Shares earned and issuable under compensation plans (in shares)	496	436
Weighted average shares used in basic earnings per share (in shares)	491,817	507,152
Effect of dilutive securities
Stock options and awards (in shares)	3,859	4,258
Weighted average shares used in diluted earnings per share (in shares)	495,676	511,410
Basic Earnings Per Share (in dollars per share)	$ 3.08	$ 2.31
Diluted Earnings Per Share (in dollars per share)	$ 3.06	$ 2.30
Antidilutive shares excluded from computation of earnings per share (in shares)	0	0