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Note 5 - Loans and the Allowance for Credit Losses - Loans Receivable on Nonaccrual Status (Details) - USD ($) $ in Thousands | Sep. 30, 2022 | Dec. 31, 2021
--- | --- | ---
Nonaccrual loans with ACL | $ 47,791 | $ 45,347
Nonaccrual loans without ACL | 9,656 | 16,353
Total Nonaccrual loans | 57,447 | 61,700
Commercial Portfolio Segment [Member] |  |
Nonaccrual loans with ACL | 25,657 | 28,746
Nonaccrual loans without ACL | 1,201 | 1,316
Total Nonaccrual loans | 26,858 | 30,062
Commercial Real Estate Portfolio Segment [Member] |  |
Nonaccrual loans with ACL | 21,511 | 15,362
Nonaccrual loans without ACL | 6,627 | 10,031
Total Nonaccrual loans | 28,138 | 25,393
Residential Portfolio Segment [Member] |  |
Nonaccrual loans with ACL | 623 | 1,239
Nonaccrual loans without ACL | 1,828 | 1,856
Total Nonaccrual loans | 2,451 | 3,095
Commercial Construction Portfolio Segment [Member] |  |
Nonaccrual loans with ACL |  | 0
Nonaccrual loans without ACL |  | 3,150
Total Nonaccrual loans | $ 0 | $ 3,150

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