v3.26.3
Cover
Sep. 15, 2026
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Sep. 15, 2026
Entity File Number 000-56765
Entity Registrant Name FBRED-C Feeder REIT Trust
Entity Central Index Key 0002073653
Entity Tax Identification Number 33-4962406
Entity Incorporation, State or Country Code MD
Entity Address, Address Line One 1 Madison Ave.
Entity Address, Address Line Two Suite 1600
Entity Address, City or Town New York
Entity Address, State or Province NY
Entity Address, Postal Zip Code 10010
City Area Code 212
Local Phone Number 588-6770
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company true
Elected Not To Use the Extended Transition Period false