XML 34 R17.htm IDEA: XBRL DOCUMENT v2.4.1.9

Organization, Use of Estimates and Basis of Presentation (Tables)

6 Months Ended

Oct. 31, 2014

Organization, Consolidation and Presentation of Financial Statements [Abstract]

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

		Three Months Ended						Six Months Ended
		October 31,						October 31,
		2014			2013			2014			2013
Basic loss per share computation
Net loss attributable to common stockholders		$	(3,078,000)		$	(2,318,000)		$	(6,684,000)		$	(4,556,000)
Weighted Average common shares – basic			66,887,331			66,863,147			66,886,234			66,857,630
Basic net loss per share		$	(0.05)		$	(0.03)		$	(0.10)		$	(0.07)
Diluted loss per share computation
Net loss attributable to common stockholders		$	(3,078,000)		$	(2,318,000)		$	(6,684,000)		$	(4,556,000)
Less: Gain on derivative warrant liability			624,993			-			780,627			-
Loss available to common stockholders		$	(3,702,993)		$	(2,318,000)		$	(7,464,627)		$	(4,556,000)
Weighted Average common shares			66,887,331			66,863,147			66,886,234			66,857,630
Incremental shares from assumed exercise of warrants and stock options			967,994			-			967,994			-
Adjusted weighted average share – diluted			67,855,325			66,863,147			67,854,228			66,857,630
Diluted net loss per share		$	(0.05)		$	(0.03)		$	(0.11)		$	(0.07)

Schedule of Antidilutive Securities Excluded from Computation of Earnings Per Share [Table Text Block]

The following table reflects the total potential share-based instruments outstanding at October 31, 2014 and 2013 that could have an effect on the future computation of dilution per common share:

		October 31,
		2014		2013
Stock options		24,256,712		15,473,955
Warrants		3,126,667		3,276,667
Total common stock equivalents		27,383,379		18,750,622

X

- Details

Name:	us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of securities (including those issuable pursuant to contingent stock agreements) that could potentially dilute basic earnings per share (EPS) in the future that were not included in the computation of diluted EPS because to do so would increase EPS amounts or decrease loss per share amounts for the period presented, by antidilutive securities.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-Subparagraph (c)

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

+ Details

Name:	us-gaap_ScheduleOfAntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration

X

- Definition

Tabular disclosure of an entity's basic and diluted earnings per share calculations, including a reconciliation of numerators and denominators of the basic and diluted per-share computations for income from continuing operations.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 260

-SubTopic 10

-Section 50

-Paragraph 1

-URI http://asc.fasb.org/extlink&oid=6371337&loc=d3e3550-109257

+ Details

Name:	us-gaap_ScheduleOfEarningsPerShareBasicAndDilutedTableTextBlock
Namespace Prefix:	us-gaap_
Data Type:	nonnum:textBlockItemType
Balance Type:	na
Period Type:	duration