Summary of Significant Accounting Policies (Components of Accumulated Other Comprehensive Loss) (Details)	12 Months Ended
	Dec. 31, 2018 USD ($)
Accumulated Other Comprehensive Income (Loss) [Line Items]
BALANCE	$ 49,170,727
BALANCE	41,653,127
Foreign Currency Translation [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
BALANCE	(625,000)
Net current period change	(139,000)
BALANCE	(764,000)
Unrealized (Loss)/Gain On Securities [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
BALANCE	12,000
Net current period change	1,000
BALANCE	13,000
Accumulated Other Comprehensive Income (Loss) [Member]
Accumulated Other Comprehensive Income (Loss) [Line Items]
BALANCE	(613,379)
Net current period change	(138,000)
BALANCE	$ (751,293)