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v3.23.2

Note 5 - Loans and the Allowance for Credit Losses (Details Textual) | 6 Months Ended |
--- | --- | ---
Jun. 30, 2023 USD ($) | Jun. 30, 2022 USD ($) | Dec. 31, 2022 USD ($)
Financing Receivable, after Allowance for Credit Loss | $ 8,059,335,000 |  | $ 8,009,176,000
Financing Receivable, Modified, Subsequent Default, Number of Contracts | 0 |  |
Financing Receivable, Trouble Debt Restructuring, Number of Contracts |  | 2 |
Commercial Portfolio Segment [Member] |  |  |
Financing Receivable, Modified, Accumulated |  | $ 98,000 |
Commercial Real Estate Portfolio Segment [Member] |  |  |
Financing Receivable, Modified, Accumulated |  | 8,300,000 |
Financing Receivable, Troubled Debt Restructuring, One Time Principal Payment |  | $ 500,000 |
Asset Pledged as Collateral [Member] | Federal Home Loan Bank Advances [Member] |  |  |
Financing Receivable, after Allowance for Credit Loss | $ 5,500,000,000 |  | $ 2,700,000,000

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