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PRINCIPAL BUSINESS ACTIVITY AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details) - USD ($)
Dec. 31, 2019
Dec. 31, 2018
Carrying Amount [Member]    
Line of credit and long-term debt $ 30,987,918 $ 30,349,904
Fair Value [Member]    
Line of credit and long-term debt $ 30,987,918 $ 30,349,904