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Note 13 - Common Shares (Tables)

12 Months Ended

Dec. 31, 2021

Notes Tables

Share Repurchases [Table Text Block]

		*Year Ended December 31,*
		*2021*				*2020*				*2019*
Common stock repurchased on the open market or through tender offer
Number of shares			-				70,238				101,816
Aggregate market value of shares (in thousands)		$	-			$	3,281			$	4,986
Average price per share		$	-			$	46.70			$	48.97

Common stock received in connection with share-based compensation
Number of shares			45,824				48,013				21,332
Aggregate market value of shares (in thousands)		$	3,669			$	2,957			$	1,510
Average price per share		$	80.07			$	61.58			$	70.77