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Net Income per Common Share (Tables)
6 Months Ended
Jun. 30, 2016
Earnings Per Share [Abstract]  
Computation of basic and diluted net income per common share:
The computation of basic and diluted net income per common share is as follows:

 
Three Months Ended
 
Six Months Ended
 
June 30,
 
June 30,
 
2016
 
2015
 
2016
 
2015
Net income
$
1,460,000

 
$
4,039,000

 
$
4,350,000

 
$
7,235,000

 
 
 
 
 
 
 
 
Weighted average common shares outstanding — basic
7,617,000

 
7,578,000

 
7,602,000

 
7,570,000

Effect of dilutive securities
56,000

 
59,000

 
38,000

 
52,000

Weighted average common and potentially issuable common shares outstanding — diluted
7,673,000

 
7,637,000

 
7,640,000

 
7,622,000

 
 
 
 
 
 
 
 
Basic net income per common share
$
0.19

 
$
0.53

 
$
0.57

 
$
0.96

Diluted net income per common share
$
0.19

 
$
0.53

 
$
0.57

 
$
0.95