v3.26.1
Cover
Mar. 19, 2026
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Mar. 19, 2026
Entity File Number 001-40564
Entity Registrant Name Chicago Atlantic BDC, Inc.
Entity Central Index Key 0001843162
Entity Tax Identification Number 86-2872887
Entity Incorporation, State or Country Code MD
Entity Address, Address Line One 600 Madison Avenue
Entity Address, Address Line Two Suite 1800
Entity Address, City or Town New York
Entity Address, State or Province NY
Entity Address, Postal Zip Code 10022
City Area Code 312
Local Phone Number 625-9295
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, $0.01 par value per share
Trading Symbol LIEN
Security Exchange Name NASDAQ
Entity Emerging Growth Company true
Elected Not To Use the Extended Transition Period false