Note 9 - Fair Value Measurements (Tables)

3 Months Ended

Jun. 30, 2015

Fair Value Disclosures [Abstract]

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

The Company’s assessment of the significance of a particular input to the fair value measurement requires judgment, and may affect the valuation of fair value assets and liabilities and their placement within the fair value hierarchy levels.

June 30, 2015	Level I		Level II		Level III		Total
Total Assets	$	-	$	-	$	-	$	-
Warrant liability		-		-		451,202		451,202
Total Liabilities	$	-	$	-	$	451,202	$	451,202

March 31, 2015	Level I		Level II		Level III		Total
Total Assets	$	-	$	-	$	-	$	-
Warrant liability		-		-		518,962		518,962
Total Liabilities	$	-	$	-	$	518,962	$	518,962

Fair Value, Liabilities Measured on Recurring Basis, Unobservable Input Reconciliation [Table Text Block]

The following table provides a summary of the changes in fair value of our Level 3 financial liabilities from March 31, 2015 through June 30, 2015, as well as the portion of gains or losses included in income attributable to unrealized gains or losses related to the liability held at June 30, 2015:

Level 3 Reconciliation	Beginning at beginning of period		(Gains) and losses for the period (realized and unrealized)			Purchases, issuances, sales and settlements, net		Transfers in or out of Level 3		Balance at the end of period
Warrant liability		518,962		(67,760	)		-		-		451,202
Total Liabilities	$	518,962	$	(67,760	)	$	-	$	-	$	451,202

Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Table Text Block]

Date of	Expiration	Number of		Exercise		Fair Market Value		Put Option		Market Price		Expected			Remaining		Risk Free			Warrant
Warrant	Date	Warrants		Price		Per Share		Value		Option		Volatility			Life in Years		Interest Rate			Liability
9/10/2010	9/10/2019		136,920	$	6.7	$	6.7	$	-		-		28.51	%		9		2.81	%	$	267,848
9/10/2010	9/10/2015		10,416	$	6.7	$	6.7		-		-		28.51	%		5		1.59	%	$	13,808
7/26/2012	9/10/2019		50,000	$	3.35	$	3.9	$	-		-		42.04	%		7		0.94	%	$	66,193
7/26/2012	9/10/2019		20,000	$	3.35	$	3.9	$	-		-		42.04	%		7		0.94	%	$	26,477
11/20/2012	9/10/2019		20,000	$	3.56	$	3.5	$	-		-		42.45	%		6.83		1.09	%	$	21,441
2/14/2013	9/10/2019		20,000	$	3.58	$	3.8	$	-		-		41.25	%		6.58		1.43	%	$	23,714
7/12/2013	9/10/2019		20,000	$	3.33	$	3.32	$	-		-		40.26	%		6.17		2	%	$	19,523
8/12/2013	9/10/2019		20,000	$	3.69	$	3.69	$	-		-		40.2	%		6.08		2.01	%	$	21,587

Date of	Expiration	Number of		Exercise		Fair Market Value		Put Option		Market Price		Expected			Remaining		Risk Free			Warrant
Warrant	Date	Warrants		Price		Per Share		Value		Option		Volatility			Life in Years		Interest Rate			Liability
9/10/2010	9/10/2019		136,920	$	6.7	$	6.42	$	68,460	NA			-	%		4.45		-	%	$	68,460
9/10/2010	9/10/2015		10,416	$	6.7	$	6.42	NA		NA			-	%		0.45		-	%	$	7,002	*
7/26/2012	9/10/2019		50,000	$	3.35	$	6.42	$	30,000		153,500		-	%		4.45		-	%	$	153,500
7/26/2012	9/10/2019		20,000	$	3.35	$	6.42	$	13,200		61,400		-	%		4.45		-	%	$	61,400
11/20/2012	9/10/2019		20,000	$	3.56	$	6.42	$	13,200		57,200		-	%		4.45		-	%	$	57,200
2/14/2013	9/10/2019		20,000	$	3.58	$	6.42	$	13,200		55,000		-	%		4.45		-	%	$	55,000
7/12/2013	9/10/2019		20,000	$	3.33	$	6.42	$	13,200		61,800		-	%		4.45		-	%	$	61,800
8/12/2013	9/10/2019		20,000	$	3.69	$	6.42	$	13,200		54,600		-	%		4.45		-	%	$	54,600

Date of	Expiration	Number of		Exercise		Fair Market Value		Put Option		Market Price		Expected			Remaining		Risk Free			Warrant
Warrant	Date	Warrants		Price		Per Share		Value		Option		Volatility			Life in Years		Interest Rate			Liability
9/10/2010	9/10/2019		136,920	$	6.7	$	5.1	$	205,380	NA			-	%		4.2		-	%	$	205,380
9/10/2010	9/10/2015		10,416	$	6.7	$	5.1	NA		NA			-	%		0.2		-	%	$	322	*
7/26/2012	9/10/2019		50,000	$	3.35	$	5.1	$	75,000		84,300		-	%		4.2		-	%	$	84,300
7/26/2012	9/10/2019		20,000	$	3.35	$	5.1	$	30,000		35,000		-	%		4.2		-	%	$	35,000
11/20/2012	9/10/2019		20,000	$	3.56	$	5.1	$	30,000		30,800		-	%		4.2		-	%	$	30,800
2/14/2013	9/10/2019		20,000	$	3.58	$	5.1	$	30,000		28,600		-	%		4.2		-	%	$	30,000
7/12/2013	9/10/2019		20,000	$	3.33	$	5.1	$	30,000		35,400		-	%		4.2		-	%	$	35,400
8/12/2013	9/10/2019		20,000	$	3.69	$	5.1	$	30,000		28,200		-	%		4.2		-	%	$	30,000