Consolidated Statements of Income - USD ($) shares in Thousands, $ in Millions	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Income Statement [Abstract]
Sales	$ 33,364	$ 30,793	$ 27,243
Cost of sales, exclusive of depreciation and amortization	19,450	17,543	15,383
Selling, general and administrative	3,107	3,189	3,193
Depreciation and amortization	4,204	4,635	4,626
Research and development	143	143	152
Russia-Ukraine conflict and other charges	1,029	273	506
Other income (expenses) – net	(62)	(26)	(61)
Operating Profit	5,369	4,984	3,322
Interest expense – net	63	77	115
Net pension and OPEB cost (benefit), excluding service cost	(237)	(192)	(177)
Income From Continuing Operations Before Income Taxes and Equity Investments	5,543	5,099	3,384
Income taxes on continuing operations	1,434	1,262	847
Income From Continuing Operations Before Equity Investments	4,109	3,837	2,537
Income from equity investments	172	119	85
Income From Continuing Operations (Including Noncontrolling Interests)	4,281	3,956	2,622
Income from discontinued operations, net of tax	0	5	4
Net Income (Including Noncontrolling Interests)	4,281	3,961	2,626
Less: noncontrolling interests from continuing operations	(134)	(135)	(125)
Net Income – Linde plc	4,147	3,826	2,501
Net Income – Linde plc
Income from continuing operations	4,147	3,821	2,497
Income from discontinued operations	$ 0	$ 5	$ 4
Per Share Data – Linde plc Shareholders
Basic earnings per share from continuing operations (in dollars per share)	$ 8.30	$ 7.39	$ 4.74
Basic earnings per share from discontinued operations (in dollars per share)	0	0.01	0.01
Basic earnings per share (in dollars per share)	8.30	7.40	4.75
Diluted earnings per share from continuing operations (in dollars per share)	8.23	7.32	4.70
Diluted earnings per share from discontinued operations (in dollars per share)	0	0.01	0.01
Diluted earnings per share (in dollars per share)	$ 8.23	$ 7.33	$ 4.71
Weighted Average Shares Outstanding (000’s):
Basic shares outstanding (in shares)	499,736	516,896	526,736
Diluted shares outstanding (in shares)	504,038	521,875	531,157