Note 3 - Loans (Details Textual) Pure in Thousands |
12 Months Ended | ||||||
|---|---|---|---|---|---|---|---|
|
Dec. 31, 2023
USD ($)
|
Dec. 31, 2022
USD ($)
|
Dec. 31, 2021
USD ($)
|
Dec. 31, 2020
USD ($)
|
||||
| Financing Receivable, Allowance for Credit Loss | $ 153,317,000 | $ 146,297,000 | [1] | $ 116,660,000 | $ 87,942,000 | ||
| Financing Receivable, Credit Loss, Expense (Reversal) | 18,715,000 | 37,607,000 | $ 31,517,000 | ||||
| Financing Receivable, Nonaccrual, Interest Income | $ 0 | 0 | |||||
| Financing Receivable, Modified, Accumulated | 2,500,000 | ||||||
| Financing Receivable, Modified, Subsequent Default, Number of Contracts | 0 | ||||||
| Unfunded Loan Commitment [Member] | |||||||
| Financing Receivable, Allowance for Credit Loss | $ 575,000 | ||||||
| Financing Receivable, Credit Loss, Expense (Reversal) | $ 0 | $ 725,000 | |||||
| |||||||
| X | ||||||||||
- Definition Number of financing receivable contracts modified within previous 12 months, with subsequent payment default. No definition available.
|
| X | ||||||||||
- Definition Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Accumulated amortized cost of financing receivable modified for debtor experiencing financial difficulty. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
|
| X | ||||||||||
- Definition Amount of interest income on financing receivable on nonaccrual status. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Definition Amount of credit loss expense (reversal of expense) for financing receivable. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
|
| X | ||||||||||
- Details
|