Goodwill and Other Intangible Assets (Details) - USD ($)	3 Months Ended		9 Months Ended
	Sep. 30, 2017	Sep. 30, 2016	Sep. 30, 2017	Sep. 30, 2016	Dec. 31, 2016
Goodwill and Intangible Assets Disclosure [Abstract]
Goodwill	$ 4,150,339		$ 4,150,339		$ 4,150,339
Other intangible assets:
Gross carrying amount	3,789,435		3,789,435		3,725,437
Accumulated amortization	(3,637,288)		(3,637,288)		(3,515,981)
Net carrying amount	152,147		152,147		$ 209,456
Amortization of intangible assets	$ 40,533	$ 39,186	$ 121,306	$ 121,421