v3.26.1
Note 17 - Net Loss per Share - Calculation of Earnings per Share (Details) - USD ($)
$ / shares in Units, $ in Thousands
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Net Income (Loss) Attributable to Parent $ (8,878) $ (5,655)
Deemed dividends on warrants (10) 0
Net loss attributed to Tivic Health Systems, Inc. $ (9,056) $ (5,655)
Basic and diluted weighted average number of shares outstanding (in shares) 1,155,531 287,370
Net loss per share - basic and diluted (in dollars per share) $ (7.84) $ (19.68)
Series B Preferred Stock [Member]    
Net Income (Loss) Attributable to Parent $ 0 $ 0
Dividends on Preferred Stock (120) 0
Series C Preferred Stock [Member]    
Net Income (Loss) Attributable to Parent 0 0
Dividends on Preferred Stock $ (48) $ 0