Note J - Earnings Per Share - Reconciliations of Basic and Diluted EPS (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Net income	$ 36,776	$ 14,971
Less: Loss from redemption of Preferred stock	1,380	0
Less: Preferred stock dividends	0	496
Less: Earnings attributable to participating securities	0	1,858
Income attributable to common stockholders	35,396	12,617
Add back: Allocation of earnings to participating securities	0	1,858
Less: Re-allocation of earnings to participating securities considering potentially dilutive securities	0	(1,766)
Numerator for diluted EPS	$ 35,396	$ 12,709
Basic (in shares)	7,101	6,802
Diluted (in shares)	7,457	7,209
Basic (in dollars per share)	$ 4.98	$ 1.85
Diluted (in dollars per share)	$ 4.75	$ 1.76