v3.22.4
Note 18 - Fair Value Disclosure Measurements - Assets Measured on a Recurring Basis (Details) - USD ($)
Dec. 31, 2022
Dec. 31, 2021
Total debt securities $ 164,967,000 $ 170,199,000
Equity securities in financial institutions 915,000 818,000
Investment securities available for sale, at fair value 164,967,000 170,199,000
Subordinated Debt Securities [Member]    
Total debt securities 30,164,000 32,537,000
Investment securities available for sale, at fair value 30,164,000 32,537,000
Mortgage-Backed Securities, Issued by US Government Sponsored Enterprises [Member]    
Total debt securities 7,469,000 10,317,000
Investment securities available for sale, at fair value 7,469,000 10,317,000
Fair Value, Recurring [Member]    
Total debt securities 164,967,000 170,199,000
Equity securities in financial institutions 915,000 818,000
Total 165,882,000 171,017,000
Investment securities available for sale, at fair value 164,967,000 170,199,000
Fair Value, Recurring [Member] | Subordinated Debt Securities [Member]    
Total debt securities 30,164,000 32,537,000
Investment securities available for sale, at fair value 30,164,000 32,537,000
Fair Value, Recurring [Member] | US States and Political Subdivisions Debt Securities [Member]    
Total debt securities 127,334,000 127,345,000
Investment securities available for sale, at fair value 127,334,000 127,345,000
Fair Value, Recurring [Member] | Mortgage-Backed Securities, Issued by US Government Sponsored Enterprises [Member]    
Total debt securities 7,469,000 10,317,000
Investment securities available for sale, at fair value 7,469,000 10,317,000
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member]    
Total debt securities 0 0
Equity securities in financial institutions 915,000 818,000
Total 915,000 818,000
Investment securities available for sale, at fair value 0 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Subordinated Debt Securities [Member]    
Total debt securities 0 0
Investment securities available for sale, at fair value 0 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | US States and Political Subdivisions Debt Securities [Member]    
Total debt securities 0 0
Investment securities available for sale, at fair value 0 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 1 [Member] | Mortgage-Backed Securities, Issued by US Government Sponsored Enterprises [Member]    
Total debt securities 0 0
Investment securities available for sale, at fair value 0 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member]    
Total debt securities 156,230,000 157,999,000
Equity securities in financial institutions 0 0
Total 156,230,000 157,999,000
Investment securities available for sale, at fair value 156,230,000 157,999,000
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Subordinated Debt Securities [Member]    
Total debt securities 21,427,000 20,337,000
Investment securities available for sale, at fair value 21,427,000 20,337,000
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | US States and Political Subdivisions Debt Securities [Member]    
Total debt securities 127,334,000 127,345,000
Investment securities available for sale, at fair value 127,334,000 127,345,000
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 2 [Member] | Mortgage-Backed Securities, Issued by US Government Sponsored Enterprises [Member]    
Total debt securities 7,469,000 10,317,000
Investment securities available for sale, at fair value 7,469,000 10,317,000
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member]    
Total debt securities 8,737,000 12,200,000
Equity securities in financial institutions 0 0
Total 8,737,000 12,200,000
Investment securities available for sale, at fair value 8,737,000 12,200,000
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Subordinated Debt Securities [Member]    
Total debt securities 8,737,000 12,200,000
Investment securities available for sale, at fair value 8,737,000 12,200,000
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | US States and Political Subdivisions Debt Securities [Member]    
Total debt securities 0 0
Investment securities available for sale, at fair value 0 0
Fair Value, Recurring [Member] | Fair Value, Inputs, Level 3 [Member] | Mortgage-Backed Securities, Issued by US Government Sponsored Enterprises [Member]    
Total debt securities 0 0
Investment securities available for sale, at fair value $ 0 $ 0