NOTE 5 - INCOME TAXES - Reconciliation of the Expected Federal Income Tax Expense (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Income Taxes
Computed "expected" tax expense	$ 5,699	$ 3,472	$ 10,219	$ 6,226
Tax exempt income, net	(1,802)	(1,247)	(3,521)	(2,472)
Bank-owned life insurance	(95)	(115)	(194)	(170)
State income taxes, net of federal benefit, current year	1,247	776	2,271	1,453
Tax Credits	(57)	(116)	(114)	(232)
Excess tax benefit on stock options exercised and restricted stock awards vested	(40)	2	(204)	(262)
Other	(164)	26	(128)	139
Federal and state income tax expense	$ 4,788	$ 2,798	$ 8,329	$ 4,682
Computed "expected" tax expense (in percentage)	21.00%	21.00%	21.00%	21.00%
Tax exempt income, net (in percentage)	(6.60%)	(7.50%)	(7.20%)	(8.30%)
Bank-owned life insurance (in percentage)	(0.40%)	(0.70%)	(0.40%)	(0.60%)
State income taxes, net of federal benefit, current year (in percentage)	4.60%	4.70%	4.70%	4.90%
Tax credits (in percentage)	(0.20%)	(0.70%)	(0.20%)	(0.80%)
Excess tax benefit on stock options exercised and restricted stock awards vested (in percentage)	(0.10%)		(0.40%)	(0.90%)
Other (in percentage)	(0.60%)	0.10%	(0.30%)	0.50%
Federal and state income tax expense (in percentage)	17.60%	16.90%	17.20%	15.80%