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Note 5 - Loans and the Allowance for Credit Losses - Loans Receivable on Nonaccrual Status (Details) - USD ($) $ in Thousands | Jun. 30, 2023 | Dec. 31, 2022
--- | --- | ---
Nonaccrual loans with ACL | $ 23,159 | $ 34,336
Nonaccrual loans without ACL | 28,337 | 10,118
Total Nonaccrual loans | 51,496 | 44,454
Commercial Portfolio Segment [Member] |  |
Nonaccrual loans with ACL | 18,829 | 23,512
Nonaccrual loans without ACL | 5,824 | 1,745
Total Nonaccrual loans | 24,653 | 25,257
Commercial Real Estate Portfolio Segment [Member] |  |
Nonaccrual loans with ACL | 3,346 | 10,220
Nonaccrual loans without ACL | 20,183 | 6,597
Total Nonaccrual loans | 23,529 | 16,817
Residential Portfolio Segment [Member] |  |
Nonaccrual loans with ACL | 984 | 604
Nonaccrual loans without ACL | 2,330 | 1,776
Total Nonaccrual loans | $ 3,314 | $ 2,380

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