Note P - Fair Value Measurements and Disclosures - Assets Measured at Fair Value on Non-recurring Basis of Other Real Estate (Details) - Fair Value, Nonrecurring [Member] - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Other real estate, fair value	$ 259	$ 1,891
Fair Value, Inputs, Level 3 [Member]
Other real estate, fair value	$ 259	$ 1,891