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Intangible Assets (Tables)
9 Months Ended
Sep. 30, 2021
Goodwill and Intangible Assets Disclosure [Abstract]  
Schedule of intangible assets
   September 30,   December 31, 
   2021   2020 
Gross carrying amount  $5,205,330   $5,173,818 
Accumulated amortization   (5,050,510)   (4,991,672)
Net carrying amount  $154,820   $182,146