v3.26.1
Note 6 - Fair Value Measurements - Fair Value On Recurring Basis (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Securities available for sale $ 74,627 $ 78,719
US Treasury Notes Securities [Member]    
Securities available for sale 7,020 7,085
US Government Agencies Debt Securities [Member]    
Securities available for sale 8,153 8,534
Municipal Bonds [Member]    
Securities available for sale 12,028 12,146
Residential Mortgage-Backed Securities [Member]    
Securities available for sale 21,751 23,769
Fair Value, Recurring [Member]    
Securities available for sale 74,627 78,719
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Securities available for sale 7,020 7,085
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Securities available for sale 67,607 71,634
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Securities available for sale 0 0
Fair Value, Recurring [Member] | US Treasury Notes Securities [Member]    
Securities available for sale 7,020 7,085
Fair Value, Recurring [Member] | US Treasury Notes Securities [Member] | Fair Value, Inputs, Level 1 [Member]    
Securities available for sale 7,020 7,085
Fair Value, Recurring [Member] | US Treasury Notes Securities [Member] | Fair Value, Inputs, Level 2 [Member]    
Securities available for sale 0 0
Fair Value, Recurring [Member] | US Treasury Notes Securities [Member] | Fair Value, Inputs, Level 3 [Member]    
Securities available for sale 0 0
Fair Value, Recurring [Member] | US Government Agencies Debt Securities [Member]    
Securities available for sale 8,153 8,534
Fair Value, Recurring [Member] | US Government Agencies Debt Securities [Member] | Fair Value, Inputs, Level 1 [Member]    
Securities available for sale 0 0
Fair Value, Recurring [Member] | US Government Agencies Debt Securities [Member] | Fair Value, Inputs, Level 2 [Member]    
Securities available for sale 8,153 8,534
Fair Value, Recurring [Member] | US Government Agencies Debt Securities [Member] | Fair Value, Inputs, Level 3 [Member]    
Securities available for sale 0 0
Fair Value, Recurring [Member] | Municipal Bonds [Member]    
Securities available for sale 12,028 12,146
Fair Value, Recurring [Member] | Municipal Bonds [Member] | Fair Value, Inputs, Level 1 [Member]    
Securities available for sale 0 0
Fair Value, Recurring [Member] | Municipal Bonds [Member] | Fair Value, Inputs, Level 2 [Member]    
Securities available for sale 12,028 12,146
Fair Value, Recurring [Member] | Municipal Bonds [Member] | Fair Value, Inputs, Level 3 [Member]    
Securities available for sale 0 0
Fair Value, Recurring [Member] | Residential Mortgage-Backed Securities [Member]    
Securities available for sale 21,751 23,769
Fair Value, Recurring [Member] | Residential Mortgage-Backed Securities [Member] | Fair Value, Inputs, Level 1 [Member]    
Securities available for sale 0 0
Fair Value, Recurring [Member] | Residential Mortgage-Backed Securities [Member] | Fair Value, Inputs, Level 2 [Member]    
Securities available for sale 21,751 23,769
Fair Value, Recurring [Member] | Residential Mortgage-Backed Securities [Member] | Fair Value, Inputs, Level 3 [Member]    
Securities available for sale 0 0
Fair Value, Recurring [Member] | Collateralized Mortgage Obligations [Member]    
Securities available for sale 25,675 27,185
Fair Value, Recurring [Member] | Collateralized Mortgage Obligations [Member] | Fair Value, Inputs, Level 1 [Member]    
Securities available for sale 0 0
Fair Value, Recurring [Member] | Collateralized Mortgage Obligations [Member] | Fair Value, Inputs, Level 2 [Member]    
Securities available for sale 25,675 27,185
Fair Value, Recurring [Member] | Collateralized Mortgage Obligations [Member] | Fair Value, Inputs, Level 3 [Member]    
Securities available for sale $ 0 $ 0