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Note 1 - SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) $ in Millions | Mar. 31, 2023 USD ($) subsidiary | Dec. 31, 2022 USD ($)
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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES |  |
Accrued interest on loans | $ | $ 27.2 | $ 24.3
Number of subsidiaries commercial banks | subsidiary | 4 |

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