Income Taxes (Schedule of Deferred Tax Assets) (Details) - USD ($)	Dec. 31, 2019	Dec. 31, 2018
Deferred tax assets:
Net operating loss carryforwards	$ 12,204,312	$ 12,291,278
Provision for reserves	134,908	129,745
Compensatory stock options and warrants	193,066	179,275
Other	1,252	1,252
Total deferred tax assets	12,533,538	12,601,550
Valuation allowance	(12,533,538)	(12,601,550)
Net deferred tax assets