Earnings per Share (Tables)

3 Months Ended

Mar. 31, 2021

Weighted Average Shares and Share Equivalents Used to Calculate Basic and Diluted Earnings Per Share

The following weighted average shares and share equivalents were used to calculate basic and diluted earnings per share ("EPS") for the three months ended March 31, 2021 and 2020:


	Three Months Ended March 31,
		2021	2020
Weighted average number of shares outstanding used to calculate basic EPS		3,673	3,663
Dilutive securities:
Stock options and restricted share units		262	245
Weighted average number of shares and share equivalents outstanding used to calculate diluted EPS		3,935	3,908

Summary of Antidilutive Securities Excluded from Computation of Earnings Per Share

The following non-qualified stock options ("Options") issued under equity incentive plans were outstanding during the three months ended March 31, 2021 and 2020, but were not included in the computation of diluted earnings per share because the effect would have been anti-dilutive.


	Three Months Ended March 31,
		2021	2020
Anti-dilutive securities		23	26