Earnings per Share

9 Months Ended

Sep. 30, 2015

14. Earnings per Share

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



	Three Months Ended				Nine Months Ended
	September 30,				September 30,
	2015		2014		2015		2014

Weighted average shares - basic		19,203		19,181		19,233		19,227
Effect of dilutive securities		179		168		182		137
Weighted average shares - assuming dilution		19,382		19,349		19,415		19,364

For the three and nine months ended September 30, 2015, 504,999 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 and nine months ended September 30, 2014, 715,832 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.