v3.25.2
Cover
Jul. 08, 2025
Document Type 8-K
Amendment Flag false
Document Period End Date Jul. 08, 2025
Entity File Number 1-35156
Entity Registrant Name SURO CAPITAL CORP.
Entity Central Index Key 0001509470
Entity Tax Identification Number 27-4443543
Entity Incorporation, State or Country Code MD
Entity Address, Address Line One 640 Fifth Avenue
Entity Address, Address Line Two 12th Floor
Entity Address, City or Town New York
Entity Address, State or Province NY
Entity Address, Postal Zip Code 10019
City Area Code (212)
Local Phone Number 931-6331
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stock, par value $0.01 per share  
Title of 12(b) Security Common Stock, par value $0.01 per share
Trading Symbol SSSS
Security Exchange Name NASDAQ
6.00% Notes due 2026  
Title of 12(b) Security 6.00% Notes due 2026
Trading Symbol SSSSL
Security Exchange Name NASDAQ