Annual report pursuant to Section 13 and 15(d)

Organization and summary of significant accounting policies (Tables)

v3.7.0.1
Organization and summary of significant accounting policies (Tables)
12 Months Ended
Dec. 31, 2016
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Schedule of Trading Securities
The composition of trading securities is as follows at December 31, 2016 and 2015:
   
2016
   
2015
 
   
Cost
   
Fair Value
   
Cost
   
Fair Value
 
                         
Certificates of deposit / commercial paper
 
$
2,378,222
   
$
2,373,891
   
$
1,249,988
   
$
1,248,845
 
                                 
Corporate bonds
   
5,138,182
     
5,132,870
     
12,924,514
     
12,899,146
 
                                 
Subtotal current assets
   
7,516,404
     
7,506,761
     
14,174,502
     
14,147,991
 
                                 
Certificates of deposit, long term
   
     
     
350,000
     
349,013
 
                                 
Corporate bonds, long term
   
     
     
626,622
     
622,987
 
Total trading securities
 
$
7,516,404
   
$
7,506,761
   
$
15,151,124
   
$
15,119,991
 
Schedule of Investment Income
Investment income for the years ended December 31, 2016 and 2015 consists of the following:
   
2016
   
2015
 
Interest income
 
$
126,296
   
$
153,586
 
                 
Realized gains (losses)
   
(3,316
)
   
(34,791
)
                 
Unrealized gains (losses)
   
20,641
     
(7,246
)
                 
Management fee expenses
   
(21,897
)
   
(29,549
)
 Net investment income
 
$
121,724
   
$
82,000