Note 18 - Net Income Per Share - Basic and Diluted Net Income Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2023	Jun. 30, 2022	Jun. 30, 2023	Jun. 30, 2022
Net income available to stockholders	$ 27,664	$ 26,794	$ 56,712	$ 34,700
Weighted average shares outstanding - basic (in shares)	29,223	29,131	29,200	28,186
Dilutive securities (in shares)	117	215	153	235
Weighted average shares outstanding- diluted (in shares)	29,340	29,346	29,353	28,421
Net income per common share - basic (in dollars per share)	$ 0.95	$ 0.92	$ 1.94	$ 1.23
Net income per common share - diluted (in dollars per share)	$ 0.94	$ 0.91	$ 1.93	$ 1.22