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STATEMENTS OF SHAREHOLDERS' EQUITY - USD ($)
Redeemable Preferred Stock
Common Stock
Retained Earnings
Total
Beginning Balance, shares at Dec. 31, 2016 2,396,954 5,016,685    
Beginning Balance, amount at Dec. 31, 2016 $ 9,061,307 $ 8,971,575 $ 16,599,282 $ 34,632,164
Issuance of preferred stock, net, shares 2,030,957      
Issuance of preferred stock, net, amount $ 8,278,201     8,278,201
Preferred stock dividends declared     (704,049) (704,049)
Stock issued and options exercised, shares   7,000    
Stock issued and options exercised, amount   $ 21,630   21,630
Stock repurchased, shares   (59,156)    
Stock repurchased, amount   $ (480,716)   (480,716)
Net income     2,993,779 2,993,779
Ending Balance, shares at Dec. 31, 2017 4,427,911 4,964,529    
Ending Balance, amount at Dec. 31, 2017 $ 17,339,508 $ 8,512,489 18,889,012 44,741,009
Issuance of preferred stock, net, shares 234,857      
Issuance of preferred stock, net, amount $ 979,594     979,594
Preferred stock dividends declared     (1,018,915) (1,018,915)
Net income     2,858,580 2,858,580
Ending Balance, shares at Dec. 31, 2018 4,662,768 4,964,529    
Ending Balance, amount at Dec. 31, 2018 $ 18,319,102 $ 8,512,489 $ 20,728,677 $ 47,560,268