Annual report [Section 13 and 15(d), not S-K Item 405]

Note 4 - Fair Value Measurements - Significant Unobservable Inputs (Details)

v3.25.3
Note 4 - Fair Value Measurements - Significant Unobservable Inputs (Details) - Fair Value, Recurring [Member]
Sep. 30, 2025
Sep. 22, 2025
ONCO Series D Preferred Stock [Member] | Measurement Input, Expected Term [Member]    
Unobservable input 1.5 1.5
ONCO Series D Preferred Stock [Member] | Measurement Input, Price Volatility [Member]    
Unobservable input 0.725 0.725
ONCO Series D Preferred Stock [Member] | Measurement Input, Discount Rate [Member]    
Unobservable input 0.25 0.25
ONCO Series D Preferred Stock [Member] | Calibration Discount Rate [Member]    
Unobservable input 0.486 0.486
ONCO Warrant [Member] | Measurement Input, Expected Term [Member]    
Unobservable input 3 3
ONCO Warrant [Member] | Calibration Discount Rate [Member]    
Unobservable input 0.486 0.486
ONCO Warrant [Member] | Measurement Input, Option Volatility [Member]    
Unobservable input 0.686 0.686