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

Marketable Securities (Additional Information) (Details)

v3.26.1
Marketable Securities (Additional Information) (Details) - USD ($)
12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Marketable securities, available-for-sale:    
Marketable securities, Unrealized Gain $ 21,802 $ 0
Marketable securities, UnrealizedLoss 0 (37,248)
Proceeds from maturities of marketable securities 41,600,000 23,500,000
Seven U S Treasury Debt Securities    
Marketable securities, available-for-sale:    
Marketable securities, Unrealized Gain 21,802  
Marketable securities, UnrealizedLoss 0 (37,248)
U.S. treasury obligations [Member]    
Marketable securities, available-for-sale:    
Marketable securities, Unrealized Gain 21,802 0
Marketable securities, UnrealizedLoss $ 0 $ (37,248)
Marketable securities, obligations maturity period less than one year for the years less than one year for the years