v3.25.1
Document and Entity Information
May 19, 2025
Cover [Abstract]  
Document Type 8-K
Amendment Flag false
Document Period End Date May 19, 2025
Entity File Number 814-00899
Entity Registrant Name BlackRock TCP Capital Corp.
Entity Central Index Key 0001370755
Entity Incorporation, State or Country Code DE
Entity Tax Identification Number 56-2594706
Entity Address, Address Line One 2951 28th Street
Entity Address, Address Line Two Suite 1000
Entity Address, City or Town Santa Monica
Entity Address, State or Province CA
Entity Address, Postal Zip Code 90405
City Area Code 310
Local Phone Number 566-1000
Title of 12(b) Security Common Stock, par value $0.001 per share
Trading Symbol TCPC
Security Exchange Name NASDAQ
Entity Emerging Growth Company false
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false