XML 18 R1.htm IDEA: XBRL DOCUMENT v3.20.4
Cover - USD ($)
$ in Billions
 12 Months Ended
Dec. 31, 2020
Jan. 31, 2021
Jun. 30, 2020
Cover [Abstract]      
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2020    
Current Fiscal Year End Date --12-31    
Document Transition Report false    
Entity File Number 001-38730    
Entity Registrant Name LINDE PLC    
Entity Incorporation, State or Country Code L2    
Entity Tax Identification Number 98-1448883    
Entity Address, Address Line One The Priestley Centre    
Entity Address, Address Line Two 10 Priestley Road,    
Entity Address, Address Line Three Surrey Research Park,    
Entity Address, City or Town Guildford,    
Entity Address, Postal Zip Code GU2 7XY    
Entity Address, Country GB    
City Area Code 14    
Local Phone Number 83 242200    
Title of 12(b) Security Ordinary shares (€0.001 nominal value per share)    
Trading Symbol LIN    
Security Exchange Name NYSE    
Entity Well-known Seasoned Issuer Yes    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Large Accelerated Filer    
Entity Small Business false    
Entity Emerging Growth Company false    
ICFR Auditor Attestation Flag true    
Entity Shell Company false    
Entity Public Float     $ 111
Entity Common Stock, Shares Outstanding   522,836,425  
Documents Incorporated by Reference Portions of the Proxy Statement of Linde plc for its 2021 Annual General Meeting of Shareholders, are incorporated in Part III of this report.    
Amendment Flag false    
Document Fiscal Year Focus 2020    
Document Fiscal Period Focus FY    
Entity Central Index Key 0001707925