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Note 10 - Borrowed Funds - Retail Repurchase Agreements (Details) - USD ($)
$ in Thousands
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Ending balance $ 13,711 $ 11,499
Average balance during the year 16,975 12,928
Maximum month-end balance during the year 21,100 20,628
Carrying value 23,860 16,961
Fair value $ 23,860 $ 16,961
Average interest rate during the year 0.58% 1.80%
Average interest rate at year end 0.32% 1.51%