Goodwill and Other Intangible Assets (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2021	Sep. 30, 2020	Sep. 30, 2021	Sep. 30, 2020	Dec. 31, 2020
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill	$ 4,150,339		$ 4,150,339		$ 4,150,339
Other intangible assets:
Gross carrying amount	4,038,138		4,038,138		4,027,912
Accumulated amortization	(3,973,843)		(3,973,843)		(3,927,778)
Net carrying amount	64,295		64,295		$ 100,134
Amortization of intangible assets	$ 13,999	$ 18,455	$ 46,065	$ 20,364