Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2022

Stockholders' Equity

Reconciliation of number of shares outstanding with the number of shares used in computing basic and diluted earnings per share

The following table reconciles the number of shares outstanding with the number of shares used in computing basic and diluted earnings per share for each of the periods presented (in thousands):

	Year Ended December 31,
	2022	2021	2020
Common shares outstanding, end of period	35,761	36,091	36,188
Effect of using weighted average common shares outstanding	171	194	354
Shares used in computing earnings per share—basic	35,932	36,285	36,542
Effect of shares issuable under stock option plans based on the treasury stock method	36	89	123
Effect of restricted and contingently issuable shares	78	76	73
Shares used in computing earnings per share—diluted	36,046	36,450	36,738