Organization and Summary of Significant Accounting Policies (Tables)

12 Months Ended

Dec. 31, 2016

Reconciliation of Numerators and Denominators used in Computing Basic and Diluted Net Income Per Share

The following is a reconciliation of the numerators and denominators used in computing basic and diluted net income per share:


	12 Month Period Ended December 31, 2016			12 Month Period Ended December 31, 2015			12 Month Period Ended December 31, 2014
Net loss	$	(6,316,021	)	$	(18,207,163	)	$	(26,473,114	)
Cumulative dividends on Series G Preferred Stock		—			—			—

Numerator, basic and diluted net loss available to stockholders	$	(6,316,021	)	$	(18,207,163	)	$	(26,473,114	)

Denominator:
Shares used in computation – basic:
Weighted average common shares outstanding		7,564,082			7,413,602			7,072,553

Shares used in computation – diluted:
Weighted average common shares outstanding		7,564,082			7,413,602			7,072,553

Net loss per share – basic and diluted	$	(0.84	)	$	(2.46	)	$	(3.74	)

Convertible Preferred Stock Excluded from EPS [Member]

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

Potential common shares from outstanding Convertible Preferred Stock calculated per the if-converted basis having an anti-dilutive effect on diluted earnings per share were excluded from potential common shares as follows:


	2016		2015		2014
Excluded Convertible Preferred Stock		—		—		2,700

In the Money Potential Common Shares [Member]

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The potential common shares, in the table following, represent potential common shares calculated using the treasury stock method from outstanding options and warrants that were excluded from the calculation of Diluted EPS:


	2016		2015		2014
Average market price during the period	$	3.46	$	6.36	$	18.36
In the money potential common shares from options excluded		4,979		—		—
In the money potential common shares from warrants excluded		—		—		—

Out of Money Potential Common Shares [Member]

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

Potential common shares from out-of-the-money options and warrants were also excluded from the computation of diluted earnings per share because calculation of the associated potential common shares has an anti-dilutive effect. The following table lists options and warrants that were excluded from diluted EPS.


	2016		2015		2014
Out of the money options and warrants excluded:

Stock Options with an exercise price of $3.59 per share		7,521		—		—
Stock Options with an exercise price of $12.48 per share		137,666		137,667		—
Stock Options with an exercise price of $12.84 per share		4,167		4,167		—
Stock Options with an exercise price of $20.88 per share		—		—		4,313
Stock Options with an exercise price of $26.40 per share		75,158		79,370		80,801
Stock Options with an exercise price of $32.76 per share		—		53,706		53,706
Stock Options with an exercise price of $32.88 per share		—		—		52,820
Stock Options with an exercise price of $34.68 per share		73,765		78,707		81,985
Stock Options with an exercise price of $39.00 per share		8,333		8,333		8,333
Stock Options with an exercise price of $40.80 per share		—		—		8,333
Stock Options with an exercise price of $41.16 per share		833		3,333		3,333
Stock Options with an exercise price of $42.00 per share		8,333		8,333		8,333
Stock Options with an exercise price of $46.80 per share		1,667		1,667		1,667
Stock Options with an exercise price of $48.00 per share		—		—		—
Warrants with an exercise price of $3.52 per share		120,000		—		—
Warrants with an exercise price of $43.20 per share		—		130,208		130,208

Total anti-dilutive warrants and options excluded from EPS		437,443		505,491		433,832

Unvested Restricted Stock Awards Excluded from EPS [Member]

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share

The weighted average equivalent common shares relating to our unvested restricted stock awards that were excluded from potential common shares used in the earning per share calculation due to having an anti-dilutive effect are:


	2016		2015		2014
Excluded unvested restricted stock awards		113,889		92,587		44,138