v3.25.2
Cover
Jun. 13, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date Jun. 13, 2025
Entity File Number 814-01363
Entity Registrant Name Kayne Anderson BDC, Inc.
Entity Central Index Key 0001747172
Entity Tax Identification Number 83-0531326
Entity Incorporation, State or Country Code DE
Entity Address, Address Line One 717 Texas Avenue
Entity Address, Address Line Two Suite 2200
Entity Address, City or Town Houston
Entity Address, State or Province TX
Entity Address, Postal Zip Code 77002
City Area Code (713
Local Phone Number 493-2020
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Title of 12(b) Security Common Stock, par value $0.001
Trading Symbol KBDC
Security Exchange Name NYSE
Entity Emerging Growth Company false