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Earnings Per Share (Tables)
12 Months Ended
Dec. 31, 2015
Earnings Per Share [Abstract]  
Weighted-average number of shares used in computing earnings (loss) per share and the effect on weighted-average number of shares of diluted potential common stock
The following shows the weighted-average number of shares used in computing earnings per share and the effect on weighted-average number of shares of diluted potential common stock. Potential dilutive common stock had no effect on income available to common stockholders.
 
2015
 
2014
 
2013
 
Shares
 
Per Share Amount
 
Shares
 
Per Share Amount
 
Shares
 
Per Share Amount
Earnings per share, basic
7,147,390

 
$
1.10

 
7,106,171

 
$
1.07

 
7,074,410

 
$
0.87

Effect of dilutive securities:
 

 
 

 
 

 
 

 
 

 
 

Stock options
6,805

 
 

 
6,939

 
 

 
14,887

 
 

Warrant (See note 23)
13,192

 
 
 
13,491

 
 
 
17,849

 
 
Earnings per share, diluted
7,167,387

 
$
1.09

 
7,126,601

 
$
1.06

 
7,107,146

 
$
0.87