v3.26.1
Document And Entity Information - USD ($)
 12 Months Ended
Dec. 31, 2025
Mar. 17, 2026
Jun. 30, 2025
Document Information [Line Items]      
Entity Central Index Key 0001787740    
Entity Registrant Name Tivic Health Systems, Inc.    
Amendment Flag false    
Current Fiscal Year End Date --12-31    
Document Fiscal Period Focus FY    
Document Fiscal Year Focus 2025    
Document Type 10-K    
Document Annual Report true    
Document Period End Date Dec. 31, 2025    
Document Transition Report false    
Entity File Number 001-41052    
Entity Incorporation, State or Country Code DE    
Entity Tax Identification Number 81-4016391    
Entity Address, Address Line One 1305 E. Houston Street, Building 1, Suite 311    
Entity Address, City or Town San Antonio    
Entity Address, State or Province TX    
Entity Address, Postal Zip Code 78205    
City Area Code 888    
Local Phone Number 276-6888    
Title of 12(b) Security Common Stock, par value $0.0001 per share    
Trading Symbol TIVC    
Security Exchange Name NASDAQ    
Entity Well-known Seasoned Issuer No    
Entity Voluntary Filers No    
Entity Current Reporting Status Yes    
Entity Interactive Data Current Yes    
Entity Filer Category Non-accelerated Filer    
Entity Small Business true    
Entity Emerging Growth Company true    
Entity Ex Transition Period false    
ICFR Auditor Attestation Flag false    
Document Financial Statement Error Correction [Flag] false    
Entity Shell Company false    
Entity Public Float     $ 4,000,000
Entity Common Stock, Shares Outstanding   2,877,926  
Auditor Firm ID 89    
Auditor Name Rosenberg Rich Baker Berman, P.A.    
Auditor Location Somerset, New Jersey