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Income Taxes, Deferred Tax Assets and Deferred Tax Liabilities (Narrative) (Details) | 3 Months Ended | 9 Months Ended |
--- | --- | --- | ---
Sep. 30, 2018 USD ($) | Sep. 30, 2017 | Sep. 30, 2018 USD ($) yr | Sep. 30, 2017 | Dec. 31, 2017 USD ($)
Federal corporate income tax rate | 21.00% | 35.00% | 21.00% | 35.00% |
Income Taxes, Deferred Tax Assets And Deferred Tax Liabilities 11 | yr |  |  | 5 |  |
United States Tax [Member] |  |  |  |  |
Federal corporate income tax rate |  |  | 21.00% | 35.00% |
Operating Loss Carryforwards | $ 103,580,741 |  | $ 103,580,741 |  |
Operating Loss Carryforwards available to reduce future taxable income | 102,293 |  | 102,293 |  |
Operating Loss Carryforwards available to offset capital gains | 103,478,448 |  | $ 103,478,448 |  |
Hong Kong Tax [Member] |  |  |  |  |
Federal corporate income tax rate |  |  | 16.50% |  |
PRC Tax [Member] |  |  |  |  |
Federal corporate income tax rate |  |  | 25.00% |  |
Operating Loss Carryforwards | $ 15,028,507 |  | $ 15,028,507 |  | $ 16,561,373

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