Loans and Allowance for Loan Losses - Foregone on Non-accrual Loans and Loans Classified as TDR (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2020	Dec. 31, 2019	Dec. 31, 2017
Note 4 - Loans and Allowance for Loan Losses - Summary of Interest Foregone on Non-accrual Loans and Loans Classified as TDR (Details)
Interest income that would have been recognized had the loans performed in accordance with their original terms	$ 1,845	$ 1,546	$ 1,604
Less: Interest income included in the results of operations	412	418	623
Total foregone interest	$ 1,433	$ 1,128	$ 981

The gross interest income that would have been recorded in the period on troubled debt restructurings and nonaccrual loans, if the loans had been current in accordance with their original terms and had been outstanding throughout the period or since origination, if held for part of the period.

No definition available.

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