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Quarterly Results (Details) - USD ($)	3 Months Ended								12 Months Ended
	Dec. 31, 2017	Sep. 30, 2017	Jun. 30, 2017	Mar. 31, 2017	Dec. 31, 2016	Sep. 30, 2016	Jun. 30, 2016	Mar. 31, 2016	Dec. 31, 2017	Dec. 31, 2016
Quarterly Financial Information [Line Items]
Revenue	$ 180,000	$ 0	$ 0	$ 360,000	$ 361,000	$ 260,000	$ 0	$ 0	$ 540,000	$ 621,000
Gross Profit (Loss)	66,000	(15,000)	0	109,000	(77,000)	213,000	0	0	160,000	136,000
Operating Expense	2,659,000	2,460,000	2,251,000	2,502,000	2,232,000	4,066,000	2,442,000	2,601,000	9,872,000	11,341,000
Net Loss	$ (2,593,000)	$ (2,472,000)	$ (2,236,000)	$ (2,379,000)	$ (2,306,000)	$ (3,846,000)	$ (2,431,000)	$ (2,589,000)	$ (9,680,000)	$ (11,173,000)
Net Loss per share - basic and fully diluted (in dollars per share)	$ (0.17)	$ (0.16)	$ (0.17)	$ (0.16)	$ (0.17)	$ (0.30)	$ (0.19)	$ (0.20)	$ (0.63)	$ (0.86)

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The amount of net income or loss for the period per each share in instances when basic and diluted earnings per share are the same amount and reported as a single line item on the face of the financial statements. Basic earnings per share is the amount of net income or loss for the period per each share of common stock or unit outstanding during the reporting period. Diluted earnings per share includes the amount of net income or loss for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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Aggregate revenue less cost of goods and services sold or operating expenses directly attributable to the revenue generation activity.

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Generally recurring costs associated with normal operations except for the portion of these expenses which can be clearly related to production and included in cost of sales or services. Includes selling, general and administrative expense.

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Amount of revenue recognized from goods sold, services rendered, insurance premiums, or other activities that constitute an earning process. Includes, but is not limited to, investment and interest income before deduction of interest expense when recognized as a component of revenue, and sales and trading gain (loss).

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