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Loans and Allowance for Credit Losses (Nonaccrual Loans by Loan Class) (Details) - USD ($) $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Mar. 31, 2024 | Dec. 31, 2023
Nonaccrual loans: |  |
Non-accrual with no allowance for credit loss | $ 1,907 | $ 11,247
Non-accrual with an allowance for credit loss | 10,869 | 1,537
Total Non-accruals | 12,776 | 12,784
Interest income, non-accrual with no allowance for credit loss | 187 | 399
Interest income, non-accrual with an allowance for credit loss | 33 | 53
Interest income, total non-accruals | 220 | 452
Non-accrual Delinquent Loans | 5,837 | 6,504
Non-accrual Current Loans | 6,939 | 6,280
Total Non-accruals | 12,776 | 12,784
Construction |  |
Nonaccrual loans: |  |
Non-accrual with no allowance for credit loss | 0 | 626
Non-accrual with an allowance for credit loss | 476 | 0
Total Non-accruals | 476 | 626
Non-accrual Delinquent Loans | 210 | 221
Non-accrual Current Loans | 266 | 405
Total Non-accruals | 476 | 626
Residential real estate |  |
Nonaccrual loans: |  |
Non-accrual with no allowance for credit loss | 4 | 5,865
Non-accrual with an allowance for credit loss | 6,379 | 480
Total Non-accruals | 6,383 | 6,345
Non-accrual Delinquent Loans | 3,718 | 4,137
Non-accrual Current Loans | 2,665 | 2,208
Total Non-accruals | 6,383 | 6,345
Commercial real estate |  |
Nonaccrual loans: |  |
Non-accrual with no allowance for credit loss | 0 | 4,364
Non-accrual with an allowance for credit loss | 3,643 | 0
Total Non-accruals | 3,643 | 4,364
Non-accrual Delinquent Loans | 940 | 1,215
Non-accrual Current Loans | 2,703 | 3,149
Total Non-accruals | 3,643 | 4,364
Commercial |  |
Nonaccrual loans: |  |
Non-accrual with no allowance for credit loss | 1,209 | 176
Non-accrual with an allowance for credit loss | 147 | 368
Total Non-accruals | 1,356 | 544
Non-accrual Delinquent Loans | 51 | 28
Non-accrual Current Loans | 1,305 | 516
Total Non-accruals | 1,356 | 544
Consumer |  |
Nonaccrual loans: |  |
Non-accrual with no allowance for credit loss | 694 | 216
Non-accrual with an allowance for credit loss | 224 | 689
Total Non-accruals | 918 | 905
Non-accrual Delinquent Loans | 918 | 903
Non-accrual Current Loans | 0 | 2
Total Non-accruals | $ 918 | $ 905

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