Stockholders' Equity (Tables)

9 Months Ended

Sep. 30, 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):

	Three Months Ended		Nine Months Ended
	September 30,		September 30,
	2022	2021	2022	2021
Common shares outstanding, end of period	35,774	36,042	35,774	36,042
Effect of using weighted average common shares outstanding	79	254	192	286
Shares used in computing earnings per share—basic	35,853	36,296	35,966	36,328
Effect of shares issuable under stock option plans based on the treasury stock method	32	73	39	100
Effect of restricted and contingently issuable shares	87	65	73	72
Shares used in computing earnings per share—diluted	35,972	36,434	36,078	36,500