Note 3 - LOANS/LEASES RECEIVABLE - Adoption of ASU 2016-13 (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2023	Sep. 30, 2022	Sep. 30, 2023	Sep. 30, 2022
Balance, beginning	$ 85,797	$ 92,425	$ 87,706	$ 78,721
Provisions (credited) to expense	3,260	331	9,031	8,623
Balance, ending	87,669	90,489	87,669	90,489
Guaranty Bank
Provisions (credited) to expense		11,000		11,000
Unfunded Loan Commitment
Balance, beginning	6,326	6,878	5,552	6,886
Provisions (credited) to expense	546	(331)	1,320	(339)
Balance, ending	$ 6,872	$ 6,547	$ 6,872	$ 6,547