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Weighted Average Common Shares (Tables)
6 Months Ended
Jun. 30, 2018
Earnings Per Share [Abstract]  
Summary of Weighted Average Numbers of Common Shares Used to Compute Basic and Diluted Net Income Per Share

The weighted average number of common shares used to compute basic and diluted net income per share for the quarters and years to date ended June 30, 2018 and 2017 were as follows:

 

 

For the Quarter Ended June 30,

 

 

For the Year to Date Ended June 30,

 

 

2018

 

 

2017

 

 

2018

 

 

2017

 

Basic common shares outstanding

 

69,668

 

 

 

69,025

 

 

 

69,443

 

 

 

68,803

 

Common stock equivalents

 

1,894

 

 

 

1,859

 

 

 

1,796

 

 

 

1,787

 

Diluted common shares outstanding

 

71,562

 

 

 

70,884

 

 

 

71,239

 

 

 

70,590