Stockholders' Equity (Tables)

12 Months Ended

Dec. 31, 2016

Equity [Abstract]

Schedule of Share-based Compensation, Activity

As of December 31, 2016 no options can be granted under these plans.

			Options Outstanding
	Year		Beginning of Year		Granted		Exercised			Cancelled			End of Year
2008 Stock Option Plan		2016		395,545		—		(1,800	)		(13,134	)		380,611
2005 Equity Incentive Plan		2016		14,000		—		—			(6,334	)		7,666
Supplemental Stock Option Agreement		2016		333		—		—			—			333
				409,878		—		(1,800	)		(19,468	)		388,600
2008 Stock Option Plan		2015		430,000		—		(6,000	)		(28,455	)		395,545
2005 Equity Incentive Plan		2015		17,333		—		—			(3,333	)		14,000
Supplemental Stock Option Agreement		2015		333		—		—			—			333
				447,666		—		(6,000	)		(31,788	)		409,878

Schedule of Share-based Compensation, Stock Options, Activity

A summary of the status of all of the options outstanding under all of the Company’s stock option plans, and non-plan grants to consultants, as of December 31, 2016 and 2015, and changes during the years then ended, is presented in the following table:

	2016					2015
	Shares			Weighted Average Exercise Price		Shares			Weighted Average Exercise Price
Beginning		705,990		$	2.63		685,867		$	2.70
Granted		—		$	—		57,911		$	1.80
Exercised		(1,800	)	$	0.81		(6,000	)	$	0.79
Forfeited or expired		(19,468	)	$	2.74		(31,788	)	$	3.26
Ending		684,722		$	2.64		705,990		$	2.63
Exercisable at year-end		684,722			2.64		705,990		$	2.63
Vested or expected to vest at year-end		684,571		$	2.64		704,763		$	2.64
Weighted average fair value of options granted during the period				$	2.64				$	2.63

Schedule of Share-based Compensation, Shares Authorized under Stock Option Plans, by Exercise Price Range

The following table summarizes information about stock options outstanding as of December 31, 2016:

	Options Outstanding						Options Exercisable
Range of Exercise Price	Number Outstanding		Weighted Average Remaining Contractual Life (Years)		Weighted Average Exercise Price		Number Exercisable		Weighted Average Exercise Price
$0.75-$1.80		100,842		6.25	$	1.37		85,734	$	1.30
$1.82-$1.82		93,334		7.43	$	1.82		77,778	$	1.83
$2.06-$2.40		70,001		5.78	$	2.28		68,889	$	2.29
$2.48-$2.48		7,332		0.04	$	2.48		7,332	$	2.48
$2.54-$2.54		113,335		7.93	$	2.54		75,554	$	2.54
$2.55-$3.00		74,001		5.05	$	2.71		74,001	$	2.71
$3.03-$3.30		40,601		4.97	$	3.07		40,601	$	3.07
$3.45-$3.45		103,083		5.02	$	3.45		103,083	$	3.45
$4.20-44.20		80,000		4.69	$	4.20		80,000	$	4.20
$5.70-$6.88		2,193		4.97	$	6.38		2,200	$	6.38
$0.75-$6.68		684,722		6.0	$	2.64		615,172	$	2.68

Schedule of Unvested Restricted Stock Units Roll Forward

A summary of the status of all of the Company’s unreleased restricted stock awards as of December 31, 2016 and 2015 and changes during the years then ended, is summarized in the following table.

	2016					2015
	Shares			Weighted Average Fair Value		Shares			Weighted Average Fair Value
Beginning unreleased		106,586		$	2.31		287,666		$	2.66
Awarded		35,000		$	1.65		15,000		$	2.35
Released		(71,429	)	$	2.32		(116,500	)	$	3.09
Forfeited		(70,157	)	$	1.91		(79,580	)	$	2.42
Ending unreleased		-					106,586		$	2.31