Quarterly report [Sections 13 or 15(d)]

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

v3.25.4
Note 4 - Fair Value Measurements - Significant Unobservable Inputs (Details) - Fair Value, Recurring [Member]
Dec. 31, 2025
Sep. 30, 2025
ONCO Series D Preferred Stock [Member] | Measurement Input, Expected Term [Member]    
Unobservable input 1.2 1.5
ONCO Series D Preferred Stock [Member] | Measurement Input, Price Volatility [Member]    
Unobservable input 0.685 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 0.406 0.486
ONCO Warrant [Member] | Measurement Input, Expected Term [Member]    
Unobservable input 2.7 3
ONCO Warrant [Member] | Calibration Discount Rate [Member]    
Unobservable input 0.406 0.486
ONCO Warrant [Member] | Measurement Input, Option Volatility [Member]    
Unobservable input 0.707 0.686