Income Taxes - Income tax reconciliation (Details) - USD ($)	3 Months Ended
Mar. 31, 2019	Mar. 31, 2018	Dec. 31, 2018
Income Tax Disclosure [Abstract]
Net tax loss carry-forwards	$ 9,817,962		$ 9,584,964
Statutory rate	21.00%	21.00%
Expected tax recovery	$ 2,061,272	$ 2,012,842
Change in valuation allowance	(2,061,772)	(2,012,842)
Income tax provision

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible operating loss carryforwards.

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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Amount of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations.

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Amount of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations attributable to tax credits. Including, but not limited to, research credit, foreign tax credit, investment tax credit, and other tax credits.

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Amount of increase (decrease) in the valuation allowance for a specified deferred tax asset.

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