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v3.25.2

Note 2 - Business Combination (Details Textual) |  | 1 Months Ended | 3 Months Ended | 6 Months Ended |  |  |  |  |
--- | --- | --- | --- | --- | --- | --- | --- | --- | ---
Jun. 01, 2025 USD ($) shares | Jun. 30, 2025 USD ($) | Jun. 30, 2025 USD ($) | Jun. 30, 2024 USD ($) | Jun. 30, 2025 USD ($) | Jun. 30, 2024 USD ($) | May 30, 2025 $ / shares | Mar. 31, 2025 USD ($) | Dec. 31, 2024 USD ($) | Mar. 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
Share Price (in dollars per share) | $ / shares |  |  |  |  |  |  | $ 22.97 |  |  |  |
Goodwill |  | $ 215,611,000 | $ 215,611,000 |  | $ 215,611,000 |  |  |  | $ 208,372,000 |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest |  | 156,190,000 | 156,190,000 | $ 82,077,000 | 156,190,000 | $ 82,077,000 |  | $ 82,403,000 | 82,685,000 | $ 82,869,000 | $ 81,974,000
Business Combination, Acquisition-Related Cost, Expense |  |  | 30,745,000 | $ 0 | 32,065,000 | $ 0 |  |  |  |  |
Financial Asset Acquired with Credit Deterioration [Member] |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest |  | 43,332,000 | $ 43,332,000 |  | 43,332,000 |  |  |  | $ 212,000 |  |
First of Long Island Corporation [Member] |  |  |  |  |  |  |  |  |  |  |
Business Acquisition, Equity Interest Issued or Issuable, Share Exchange Ratio | 0.5175 |  |  |  |  |  |  |  |  |  |
Business Combination, Consideration Transferred | $ 270,827,680 |  |  |  |  |  |  |  |  |  |
Business Combination, Consideration Transferred, Equity Interest, Share Issued, Number of Shares (in shares) | shares | 11,790,116 |  |  |  |  |  |  |  |  |  |
Goodwill | $ 7,239,000 |  |  |  |  |  |  |  |  |  |
Deferred Income Tax Expense (Benefit) | (51,100,000) |  |  |  |  |  |  |  |  |  |
Business Combination, Pro Forma Information, Net Interest Income of Acquiree since Acquisition Date, Actual |  | 8,500,000 |  |  |  |  |  |  |  |  |
Business Combination, Acquiree's Earnings (Loss) since Acquisition Date, Actual |  | $ 3,900,000 |  |  |  |  |  |  |  |  |
Business Combination, Acquisition-Related Cost, Expense |  |  |  |  | $ 32,100,000 |  |  |  |  |  |
First of Long Island Corporation [Member] | Financial Asset Acquired with Credit Deterioration [Member] |  |  |  |  |  |  |  |  |  |  |
Financing Receivable, Allowance for Credit Loss, Excluding Accrued Interest | $ 43,300,000 |  |  |  |  |  |  |  |  |  |

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