Goodwill and Other Intangible Assets (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018	Sep. 30, 2019	Sep. 30, 2018	Dec. 31, 2018
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill	$ 4,150,339		$ 4,150,339		$ 4,150,339
Other intangible assets:
Gross carrying amount	3,937,915		3,937,915		3,891,241
Accumulated amortization	(3,869,361)		(3,869,361)		(3,799,907)
Net carrying amount	68,554		68,554		$ 91,334
Amortization of intangible assets	$ 22,130	$ 28,581	$ 69,454	$ 99,401