v3.25.2
Document and Entity Information
Jul. 30, 2025
Document And Entity Information [Line Items]  
Document Type 8-K
Document Period End Date Jul. 30, 2025
Entity Registrant Name CANADIAN PACIFIC KANSAS CITY LTD/CN
Entity Incorporation State Country Code Z4
Entity File Number 001-01342
Entity Tax Identification Number 98-0355078
Entity Address Address Line 1 7550 Ogden Dale Road S.E.
Entity Address City Or Town Calgary
Entity Address State Or Province AB
Entity Address Country CA
Entity Address Postal Zip Code T2C 4X9
City Area Code 403
Local Phone Number 319-7000
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Amendment Flag false
Entity Central Index Key 0000016875
Common Stock [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Common Shares, without par value, of Canadian Pacific Kansas City Limited
Trading Symbol CP
Security Exchange Name NYSE
Perpetual 4% Consolidated Debenture Stock of Canadian Pacific Railway Company [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Perpetual 4% Consolidated Debenture Stock of Canadian Pacific Railway Company
Trading Symbol CP40
Security Exchange Name NYSE