Note 14 - Net Income (Loss) Per Share - Reconciliation of Basic and Diluted Earnings Per Share (Details) - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021
Net income (loss)	$ (31,970)	$ 29,440
Weighted average shares outstanding - basic (in shares)	15,764,859	15,438,849
Dilutive common stock equivalents (in shares)	0	652,221
Weighted average number of shares outstanding during the period, diluted (in shares)	15,764,859	16,091,070
Basic (in dollars per share)	$ (2.03)	$ 1.91
Diluted (in dollars per share)	$ (2.03)	$ 1.83