v3.26.1
Document and Entity Information
 3 Months Ended
Mar. 31, 2026
shares
Entity Information [Abstract]  
Document Type 10-Q
Amendment Flag false
Document Quarterly Report true
Document Period End Date Mar. 31, 2026
Current Fiscal Year End Date --12-31
Document Fiscal Year Focus 2026
Document Fiscal Period Focus Q1
Document Transition Report false
Entity File Number 000-50264
Entity Registrant Name CAMPBELL FUND TRUST
Entity Central Index Key 0001043951
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 94-6260018
Entity Address, Address Line One 2850 Quarry Lake Drive
Entity Address, City or Town Baltimore
Entity Address, State or Province MD
Entity Address, Postal Zip Code 21209
City Area Code 410
Local Phone Number 413-2600
Entity Current Reporting Status Yes
Entity Interactive Data Current Yes
Entity Filer Category Non-accelerated Filer
Entity Small Business false
Entity Emerging Growth Company false
Entity Shell Company false
Series A [Member]  
Entity Information [Abstract]  
Entity Common Stock, Shares Outstanding 106,927.731
Series B [Member]  
Entity Information [Abstract]  
Entity Common Stock, Shares Outstanding 7,865.71
Series D [Member]  
Entity Information [Abstract]  
Entity Common Stock, Shares Outstanding 43,750.549
Series W [Member]  
Entity Information [Abstract]  
Entity Common Stock, Shares Outstanding 11,096.242