Stock Incentive Plans (Tables)

3 Months Ended

Mar. 31, 2017

Disclosure of Compensation Related Costs, Share-based Payments [Abstract]

Schedule of Stock Option Activity

Stock option activity was as follows:

	Options Outstanding
	Shares			Weighted Average Exercise Price
Outstanding, December 31, 2016		1,688,106		$	3.68
Options granted		646,000			0.17
Options expired		(106	)		526.40
Outstanding, March 31, 2017		2,334,000			2.69
Exercisable, March 31, 2017		1,931,000		$	3.21

Schedule of Summary of Additional Information On Stock Options Outstanding

The following table summarizes additional information on Marina’s stock options outstanding at March 31, 2017:

		Options Outstanding						Options Exercisable
Range of Exercise Prices		Number Outstanding		Weighted- Average Remaining Contractual Life (Years)		Weighted Average Exercise Price		Number Exercisable		Weighted Average Exercise Price
$	0.10		140,000		4.63	$	0.10		140,000	$	0.10
$	0.17 - .018		646,000		4.80		0.17		243,000		0.17
$	0.26 - 0.82		484,000		3.24		0.46		484,000		0.46
$	1.07 - $2.20		1,021,500		6.24		1.07		1,021,500		1.07
$	47.60 - $87.60		21,000		1.19		67.60		21,000		67.60
$	127.60 - $207.60		21,500		1.19		158.30		21,500		158.30
	Totals		2,334,000		5.03	$	3.68		1,931,000	$	3.21

Weighted-Average Exercisable Remaining Contractual Life (Years) 5.08