Stockholders' Equity (Details) - Employee Stock Option [Member] - $ / shares	12 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Outstanding beginning of the year	1,382,000	1,465,000
Options Granted	915,000	0
Options Exercised	0	0
Options Expired and forfeited	(465,000)	(83,000)
Outstanding at end of year	1,832,000	1,382,000
Exercisable at end of year	214,500	608,000
Weighted Avg. Exercise Price Outstanding beginning of the year (in dollars per share)	$ 3.49	$ 3.42
Weighted Avg. Exercise Price Granted (in dollars per share)	1.11
Weighted Avg. Exercise Price Expired and forfeited (in dollars per share)	2.40	2.40
Weighted Avg. Exercise Price Outstanding at end of year (in dollars per share)	1.16	3.49
Weighted Avg. Exercise Price Exercisable at end of year (in dollars per share)	$ 1.23	$ 6.39