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Cover
Oct. 25, 2021
Document Information Line Items  
Entity Registrant Name Linde plc
Entity Central Index Key 0001707925
Document Type 8-K
Amendment Flag false
Entity Emerging Growth Company false
Document Period End Date Oct. 25, 2021
Entity Incorporation State Country Code L2
Entity File Number 001-38730
Entity Tax Identification Number 98-1448883
Entity Address Address Line 1 The Priestley Centre
Entity Address City Or Town Guildford
Entity Address Address Line 2 10 Priestley Road
Entity Address Address Line 3 Surrey Research Park
City Area Code 1483
Local Phone Number 242200
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Security 12b Title Ordinary shares (€0.001 nominal value per share)
Trading Symbol LIN
Security Exchange Name NYSE
Entity Address Postal Zip Code GU2 7XY
Entity Address Country GB
Entity Address Region Surrey
Country Region 44
UNITED STATES [Member]  
Document Information Line Items  
Entity Address Address Line 1 10 Riverview Dr.
Entity Address City Or Town Danbury
Entity Address State Or Province CT
Entity Address Postal Zip Code 06810
Entity Address Country US