Earnings Per Share

3 Months Ended

Mar. 31, 2020

15. Earnings per Share

The following table sets forth basic and diluted weighted average shares outstanding for the periods indicated (in thousands):


	Three Months Ended
	March 31,
	2020	2019

Weighted average shares - basic	18,123	18,056
Effect of dilutive securities	—	137
Weighted average shares - assuming dilution	18,123	18,193

For the three months ended March 31, 2020, 14,157 shares of common stock potentially issuable upon the exercise of employee stock options were excluded from the weighted average number of shares outstanding on a diluted basis because the effect of such options would be anti-dilutive. For the three months ended March 31, 2019, all shares of common stock potentially issuable upon the exercise of employee stock options were included in the weighted average number of shares outstanding on a diluted basis.