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Cover Page
 12 Months Ended
Dec. 31, 2023
shares
Document Information [Line Items]  
Document Type 40-F
Document Registration Statement false
Document Annual Report true
Current Fiscal Year End Date --12-31
Document Period End Date Dec. 31, 2023
Entity File Number 001-12138
Entity Registrant Name CANADIAN NATURAL RESOURCES LIMITED
Entity Incorporation, State or Country Code A0
Entity Address, Address Line One 2100
Entity Address, Address Line Two 855-2nd Street S.W.
Entity Address, City or Town Calgary
Entity Address, State or Province AB
Entity Address, Country CA
Entity Address, Postal Zip Code T2P 4J8
City Area Code 403
Local Phone Number 517-7345
Title of 12(b) Security Common Shares, no par value
Trading Symbol CNQ
Security Exchange Name NYSE
Annual Information Form true
Audited Annual Financial Statements true
Entity Common Stock, Shares Outstanding 1,072,408,000
Entity Current Reporting Status Yes
Entity Interactive Data Current Yes
Entity Emerging Growth Company false
ICFR Auditor Attestation Flag true
Document Financial Statement Error Correction [Flag] false
Entity Central Index Key 0001017413
Document Fiscal Year Focus 2023
Document Fiscal Period Focus FY
Amendment Flag false
Business Contact  
Document Information [Line Items]  
Contact Personnel Name CT Corporation System
Entity Address, Address Line One 28 Liberty Street
Entity Address, City or Town New York
Entity Address, State or Province NY
Entity Address, Postal Zip Code 10005
City Area Code 212
Local Phone Number 894-8940