Employee Stock Options (Tables) - Employee Stock Option [Member]

12 Months Ended

Dec. 31, 2017

Deferred Compensation Arrangement with Individual, Share-based Payments [Line Items]

Summary of assumptions used to estimate fair value stock options granted

	2017			2016
Expected dividend yield		0	%		0	%
Expected volatility		82-100	%		102-108	%
Risk-free interest rate		1.50-2.01	%		0.79 – 1.38	%
Expected life of options		2.5-4.0 years			2.0 – 3.0 years

Summary of stock option activity

	Number of Options			Weighted Average Exercise Price		Weighted Average Remaining Contractual Life in Years		Aggregate Intrinsic  Value
Outstanding – December 31, 2015		392,500		$	6.19		2.62	$	0.00
Exercisable – December 31, 2015		355,000		$	5.70		2.55	$	0.00
Granted		65,000		$	2.99
Exercised or Vested		-		$	0.00
Cancelled or Expired		(15,000	)	$	3.61
Outstanding – December 31, 2016		442,500		$	5.81		1.72
Exercisable – December 31, 2016		407,500		$	5.57		1.65	$	0.00
Granted		7,510,000		$	1.12
Cancelled or Expired		(7,500	)	$	4.18
Outstanding – December 31, 2017		7,945,000		$	1.38		3.50
Exercisable – December 31, 2017		7,627,500		$	1.35		3.50	$	0.00