v3.26.1
Cover Page - shares
3 Months Ended
Mar. 31, 2026
May 06, 2026
Cover [Abstract]    
Document Type 10-Q  
Document Quarterly Report true  
Document Period End Date Mar. 31, 2026  
Document Transition Report false  
Entity File Number 001-38403  
Entity Registrant Name CRONOS GROUP INC.  
Entity Incorporation, State or Country Code Z4  
Entity Tax Identification Number 00-0000000  
Entity Address, Address Line One 4491 Concession Rd 12  
Entity Address, City or Town Stayner  
Entity Address, State or Province ON  
Entity Address, Postal Zip Code L0M 1S0  
City Area Code 416  
Local Phone Number 504-0004  
Title of 12(b) Security Common Shares, no par value  
Trading Symbol CRON  
Security Exchange Name NASDAQ  
Entity Current Reporting Status Yes  
Entity Interactive Data Current Yes  
Entity Filer Category Accelerated Filer  
Entity Small Business false  
Entity Emerging Growth Company false  
Entity Shell Company false  
Entity Common Stock, Shares Outstanding (in shares)   373,662,039
Amendment Flag false  
Document Fiscal Year Focus 2026  
Document Fiscal Period Focus Q1  
Entity Central Index Key 0001656472  
Current Fiscal Year End Date --12-31