XML 42 R27.htm IDEA: XBRL DOCUMENT v3.19.1
Summary of Significant Accounting Policies (Tables)
 12 Months Ended
Dec. 31, 2018
Accounting Policies [Abstract]  
Effect of Dilutive Shares The effect of the dilutive shares for the years 2018, 2017 and 2016 is illustrated in the following table.
 
 
2018
 
 
2017
 
 
2016
 
Basic weighted average shares outstanding
 
 
4,889,420
 
 
 
4,878,691
 
 
 
4,865,968
 
Dilutive effect of stock options
 
 
9,798
 
 
 
17,157
 
 
 
9,670
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Dilutive weighted average shares outstanding
 
 
4,899,218
 
 
 
4,895,848
 
 
 
4,875,638
 
Net income
 
$
6,673,127
 
 
$
3,703,548
 
 
$
6,736,654
 
 
 
 
 
 
 
 
 
 
 
 
 
 
Net income per share-basic
 
$
1.36
 
 
$
0.76
 
 
$
1.38
 
Net income per share-diluted
 
$
1.36
 
 
$
0.76
 
 
$
1.38