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
	Mar. 31, 2022	Mar. 31, 2021
Net income available to stockholders	$ 7,906	$ 22,710
Weighted average shares outstanding - basic (in shares)	27,230	22,622
Dilutive securities (in shares)	255	243
Weighted average shares outstanding- diluted (in shares)	27,485	22,865
Net income per common share, basic (in dollars per share)	$ 0.29	$ 1.00
Net income per common share, diluted (in dollars per share)	$ 0.29	$ 0.99