v3.26.3
Cover
Sep. 28, 2026
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Sep. 28, 2026
Current Fiscal Year End Date --12-31
Entity File Number 000-56834
Entity Registrant Name Monroe Capital Asset-Backed Finance Company, LP
Entity Central Index Key 0002125316
Entity Tax Identification Number 41-3394824
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 155 North Wacker Drive, 35th Floor
Entity Address, City or Town Chicago
Entity Address, State or Province IL
Entity Address, Postal Zip Code 60606
City Area Code 312
Local Phone Number 258-8300
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