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Supplemental Schedule of Non-cash Investing and financing Activities
 12 Months Ended
Dec. 31, 2020
Notes to Financial Statements  
Cash Flow, Supplemental Disclosures [Text Block]
SUPPLEMENTAL SCHEDULE OF NON-CASH INVESTING AND FINANCING ACTIVITIES:
 
 
•
Common stock issued to certain members of the Company's management totaled
$865,000
and
$951,000
in
2020
and
2019,
respectively.