Note 9 - Earnings Per Share (Tables)

12 Months Ended

Dec. 31, 2022

Notes Tables

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Years Ended December 31,
	2021			2022
Numerator:
Net (loss) income	$	(44,567	)	$	37,328
Denominator for basic earnings per share - weighted-average common shares outstanding		8,408			25,868
Effect of dilutive securities: Stock options, restricted shares and performance based shares		-			-
Denominator for diluted earnings per share - adjusted weighted-average shares and assumed exercise of options, restricted shares and performance based shares		8,408			25,868
Net (loss) income per common share - basic	$	(5.30	)	$	1.44
Net (loss) income per common share - diluted	$	(5.30	)	$	1.44