Note 15 - Fair Value Measurement (Tables)

6 Months Ended

Jun. 30, 2016

Notes Tables

Schedule of Fair Value, Assets and Liabilities Measured on Recurring Basis [Table Text Block]

	June 30, 2016
	Fair Value Measurement Using							Assets (Liabilities)
	Level 1		Level 2			Level 3		at Fair value
Derivative instrument asset	$	-	$	73,617		$	-	$	73,617
Derivative instrument liability	$	-	$	(294,170	)	$	-	$	(294,170	)

	December 31, 2015
	Fair Value Measurement Using							Assets (Liabilities)
	Level 1		Level 2			Level 3		at Fair value
Derivative instrument asset	$	-	$	-		$	-	$	-
Derivative instrument liability	$	-	$	(2,027,086	)	$	-	$	(2,027,086	)