Income Taxes (Details) - USD ($)		3 Months Ended	9 Months Ended	12 Months Ended
Jan. 01, 2018	Sep. 30, 2018	Dec. 31, 2017	Sep. 30, 2017	Sep. 30, 2018	Sep. 30, 2017	Dec. 31, 2017
Income Taxes
US Corporate income tax rate	21.00%						35.00%
Effective tax rate		0.00%		0.00%	0.00%	0.00%
Gross deferred tax assets			$ 6,800,000				$ 6,800,000
Income tax benefit (expense)		$ 0	$ 0	$ 0	$ 0	$ 0

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible temporary differences and carryforwards.

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

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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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