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Note 8 - Fair Value Measurements - Carrying Amount and Estimated Fair Value (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Total available-for-sale debt securities, fair value | $ 380,785 | $ 420,862
Loans held-for-sale | 1,851 | 1,660
Reported Value Measurement [Member] |  |
Cash and cash equivalents | 69,632 | 29,091
Held-to-maturity securities | 223,479 | 222,744
Total available-for-sale debt securities, fair value | 380,785 | 420,862
Restricted investments in bank stock | 3,728 | 5,268
Loans and leases, net | 1,611,314 | 1,547,025
Loans held-for-sale | 1,808 | 1,637
Accrued interest receivable | 8,343 | 8,487
Interest rate swaps | 203 | 213
Short-term borrowings | 76,111 | 12,940
Secured borrowings | 7,498 | 7,619
Accrued interest payable | 1,378 | 448
Interest rate swaps | 203 | 213
Reported Value Measurement [Member] | Deposits with No Stated Maturities [Member] |  |
Deposits | 1,971,520 | 2,049,689
Reported Value Measurement [Member] | Time Deposits [Member] |  |
Deposits | 180,472 | 117,224
Estimate of Fair Value Measurement [Member] |  |
Cash and cash equivalents | 69,632 | 29,091
Held-to-maturity securities | 192,084 | 187,280
Total available-for-sale debt securities, fair value | 380,785 | 420,862
Restricted investments in bank stock | 3,728 | 5,268
Loans and leases, net | 1,476,610 | 1,440,151
Loans held-for-sale | 1,851 | 1,660
Accrued interest receivable | 8,343 | 8,487
Interest rate swaps | 203 | 213
Short-term borrowings | 76,114 | 12,940
Secured borrowings | 7,632 | 7,275
Accrued interest payable | 1,378 | 448
Interest rate swaps | 203 | 213
Estimate of Fair Value Measurement [Member] | Deposits with No Stated Maturities [Member] |  |
Deposits | 1,971,520 | 2,049,689
Estimate of Fair Value Measurement [Member] | Time Deposits [Member] |  |
Deposits | 176,501 | 113,252
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 1 [Member] |  |
Cash and cash equivalents | 69,632 | 29,091
Held-to-maturity securities | 0 | 0
Total available-for-sale debt securities, fair value | 0 | 0
Restricted investments in bank stock | 0 | 0
Loans and leases, net | 0 | 0
Loans held-for-sale | 0 | 0
Accrued interest receivable | 0 | 0
Interest rate swaps | 0 | 0
Short-term borrowings | 0 | 0
Secured borrowings | 0 | 0
Accrued interest payable | 0 | 0
Interest rate swaps | 0 | 0
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 1 [Member] | Deposits with No Stated Maturities [Member] |  |
Deposits | 0 | 0
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 1 [Member] | Time Deposits [Member] |  |
Deposits | 0 | 0
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member] |  |
Cash and cash equivalents | 0 | 0
Held-to-maturity securities | 192,084 | 187,280
Total available-for-sale debt securities, fair value | 380,785 | 420,862
Restricted investments in bank stock | 3,728 | 5,268
Loans and leases, net | 0 | 0
Loans held-for-sale | 1,851 | 1,660
Accrued interest receivable | 8,343 | 8,487
Interest rate swaps | 203 | 213
Short-term borrowings | 76,114 | 12,940
Secured borrowings | 0 | 0
Accrued interest payable | 1,378 | 448
Interest rate swaps | 203 | 213
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member] | Deposits with No Stated Maturities [Member] |  |
Deposits | 1,971,520 | 2,049,689
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 2 [Member] | Time Deposits [Member] |  |
Deposits | 176,501 | 113,252
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 3 [Member] |  |
Cash and cash equivalents | 0 | 0
Held-to-maturity securities | 0 | 0
Total available-for-sale debt securities, fair value | 0 | 0
Restricted investments in bank stock | 0 | 0
Loans and leases, net | 1,476,610 | 1,440,151
Loans held-for-sale | 0 | 0
Accrued interest receivable | 0 | 0
Interest rate swaps | 0 | 0
Short-term borrowings | 0 | 0
Secured borrowings | 7,632 | 7,275
Accrued interest payable | 0 | 0
Interest rate swaps | 0 | 0
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 3 [Member] | Deposits with No Stated Maturities [Member] |  |
Deposits | 0 | 0
Estimate of Fair Value Measurement [Member] | Fair Value, Inputs, Level 3 [Member] | Time Deposits [Member] |  |
Deposits | $ 0 | $ 0

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