Current report filing

Document and Entity Information

v3.23.2
Document and Entity Information
Jun. 22, 2023
Document And Entity Information [Line Items]  
Amendment Flag false
Entity Central Index Key 0001280784
Document Type 8-K
Document Period End Date Jun. 22, 2023
Entity Registrant Name Hercules Capital, Inc.
Entity Incorporation State Country Code MD
Entity File Number 814-00702
Entity Tax Identification Number 74-3113410
Entity Address, Address Line One 400 Hamilton Ave.
Entity Address, Address Line Two Suite 310
Entity Address, City or Town Palo Alto
Entity Address, State or Province CA
Entity Address, Postal Zip Code 94301
City Area Code (650)
Local Phone Number 289-3060
Written Communications false
Soliciting Material false
Pre Commencement Tender Offer false
Pre Commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Common Stock [Member]  
Document And Entity Information [Line Items]  
Security 12b Title Common Stock, par value $0.001 per share
Trading Symbol HTGC
Security Exchange Name NYSE
Deferrable Notes [Member]  
Document And Entity Information [Line Items]  
Security 12b Title 6.25% Notes due 2033
Trading Symbol HCXY
Security Exchange Name NYSE