Income Taxes (Details Textual) - USD ($)	12 Months Ended
	Dec. 31, 2018	Dec. 31, 2017	Dec. 31, 2016
Deferred Tax Assets, Operating Loss Carryforward, Offset Against Valuation Allowance		$ 330,000
Deferred Tax Assets, Operating Loss Carryforwards, Total		283,000	$ 400,000
Operating Loss Carryforwards		5,391,000
Maximum Amount Of Deferred Tax Asset To Be utilized		$ 21,759
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent		21.00%	34.00%
Deferred Tax Assets, Valuation Allowance		$ 435,000	$ 623,000
Effective Income Tax Rate Reconciliation, Deduction, Percent		30.00%
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Percent		80.00%
Scenario, Plan [Member]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent	21.00%
Maximum [Member]
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate, Percent		35.00%
Change In Ownership [Member]
Deferred Tax Assets, Operating Loss Carryforwards, Total		$ 1,780,000