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Note 7 - Investments in Equity Securities
12 Months Ended
Dec. 31, 2020
Notes to Financial Statements  
Investments in Debt and Marketable Equity Securities (and Certain Trading Assets) Disclosure [Text Block]
7.
 
INVESTMENTS IN EQUITY SECURITIES
 
Investments in equity securities as of
December 31, 2020
are summarized in the table below:
 
   
2020
 
   
Cost
   
Market
 
Stock
  $
949,293
    $
1,534,400
 
Less cost
   
 
     
949,293
 
Gross unrealized gains on equity securities
   
 
     
585,107
 
Deferred income taxes
   
 
     
146,736
 
Net unrealized gains on equity securities
   
 
    $
438,371
 
 
There were
no
investments held by the Company as of
December 31, 2019.
 
Investments by fair value level in the hierarchy as of
December 31, 2020
are as follows:
 
   
Quoted Market
Prices in
Attractive
Markets
(Level 1)
   
Models with
Significant
Observable
Market
Parameters
(Level 2)
   
Unobservable Inputs
that are not
Corroborated by
Market Data
(Level 3)
   
Total Carrying
Value in the
Balance Sheet
 
                                 
Common stock
  $
1,534,400
    $
-
    $
-
    $
1,534,400