Note 4 - Restrictions on Cash and Due from Banks	12 Months Ended
Dec. 31, 2024
Notes to Financial Statements
Restricted Assets Disclosure [Text Block]	NOTE 4 Restrictions on Cash and Due from Banks Banking regulators require bank subsidiaries to maintain minimum average reserve balances, either in the form of vault cash or reserve balances held with central banks or other financial institutions. There was no amount of required reserve balances at December 31, 2024 and 2023. In addition to vault cash, the Company held balances at the Federal Reserve Bank and other financial institutions of $25.5 million and $101.0 million at December 31, 2024 and 2023, respectively, to meet these requirements. The balances are included in cash and cash equivalents on the Consolidated Balance Sheets.

Note 4 - Restrictions on Cash and Due from Banks

12 Months Ended

Dec. 31, 2024

Restricted Assets Disclosure [Text Block]

NOTE 4 Restrictions on Cash and Due from Banks

Banking regulators require bank subsidiaries to maintain minimum average reserve balances, either in the form of vault cash or reserve balances held with central banks or other financial institutions. There was no amount of required reserve balances at December 31, 2024 and 2023. In addition to vault cash, the Company held balances at the Federal Reserve Bank and other financial institutions of $25.5 million and $101.0 million at December 31, 2024 and 2023, respectively, to meet these requirements. The balances are included in cash and cash equivalents on the Consolidated Balance Sheets.