Note 5 - Loss Per Share (Tables)

9 Months Ended

12 Months Ended

Sep. 30, 2016

Dec. 31, 2015

Notes Tables

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Three Months Ended September 30,						Nine Months Ended September 30,
	2016			2015			2016			2015
Numerator:
Net loss available in basic and diluted calculation	$	(1,055,593	)	$	(1,116,402	)	$	(5,793,242	)	$	(2,527,524	)
Other comprehensive income:
Unrealized gain (loss) from marketable securities		(1,299	)		-			4,579			-
Comprehensive (loss)		(1,056,892	)		(1,116,402	)		(5,788,663	)		(2,527,524	)
Denominator:
Weighted average common shares outstanding-basic		3,320,139			157,445			2,250,315			137,428
Effect of diluted stock options, warrants and preferred stock (1)		-			-			-			-
Weighted average common shares outstanding-basic		3,320,139			157,445			2,250,315			137,428
Loss per common share-basic and diluted	$	(0.32	)	$	(7.09	)	$	(2.57	)	$	(18.39	)

	Year Ended December 31,
	2015			2014
Numerator:
Net loss available in basic and diluted calculation	$	(4,790,530	)	$	(6,833,568	)
Denominator:
Weighted average common shares outstanding-basic		155,234			119,619
Effect of dilutive stock options, warrants and preferred stock (1)		-			-
Weighted average common shares outstanding-diluted		155,234			119,619
Loss per common share-basic and diluted	$	(30.86	)	$	(57.13	)