Note 6 - Net Income Per Share (Tables)

3 Months Ended

Mar. 31, 2022

Notes Tables

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

	Three Months Ended March 31,
	2022		2021
Numerator:
Net income	$	79,566	$	45,413
Denominator:
Weighted-average outstanding shares - basic		46,424		45,498
Effect of dilutive securities		1,826		2,213
Weighted-average outstanding shares - diluted		48,250		47,711
Net income per share:
Basic	$	1.71	$	1.00
Diluted	$	1.65	$	0.95