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, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Net income available to stockholders	$ 26,794	$ 4,184	$ 34,700	$ 26,894
Weighted average shares outstanding - basic (in shares)	29,131	24,140	28,186	23,489
Dilutive securities (in shares)	215	239	235	242
Weighted average shares outstanding- diluted (in shares)	29,346	24,379	28,421	23,731
Net income per common share, basic (in dollars per share)	$ 0.92	$ 0.17	$ 1.23	$ 1.14
Net income per common share, diluted (in dollars per share)	$ 0.91	$ 0.17	$ 1.22	$ 1.13