Note 2 - Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2023

Notes Tables

Schedule of Weighted Average Number of Shares [Table Text Block]

	Years ended December 31,
	2023		2022		2021
Weighted average shares outstanding – basic		103,440		104,141		105,359
Effect of common stock equivalents		1,011		1,135		1,234
Weighted average shares outstanding – diluted		104,451		105,276		106,593