Amount charged to advertising expense for the period, which are expenses incurred with the objective of increasing revenue for a specified brand, product or product line.

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-Publisher FASB

-Name Accounting Standards Codification

-Topic 720

-SubTopic 35

-Section 50

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Amount accrued for interest on an underpayment of income taxes and penalties related to a tax position claimed or expected to be claimed in the tax return.

+ References

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 740

-SubTopic 10

-Section 50

-Paragraph 15

-Subparagraph (c)

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Amount of interest expense for an underpayment of income taxes.

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Summary of Significant Accounting Policies (Details 2) (USD $)	1 Months Ended		3 Months Ended		12 Months Ended
	Jan. 31, 2015	Jan. 31, 2014	Apr. 30, 2015	Apr. 30, 2014	Dec. 31, 2014	Dec. 31, 2013
Income Tax Uncertainties
Unrecognized tax benefits, income tax penalties and interest accrued	$ 0
Unrecognized tax benefits, interest on income tax expense	0
Marketing and Advertising Expense
Advertising Expense	$ 90,000us-gaap_AdvertisingExpense	$ 2,000us-gaap_AdvertisingExpense	$ 235,000us-gaap_AdvertisingExpense	$ 0us-gaap_AdvertisingExpense	$ 68,000us-gaap_AdvertisingExpense	$ 7,000us-gaap_AdvertisingExpense
Furniture \| Minimum
Property, and Equipment
Estimated Useful Life	5 years
Furniture \| Maximum
Property, and Equipment
Estimated Useful Life	7 years
Laboratory equipment
Property, and Equipment
Estimated Useful Life	5 years
Computers and equipment
Property, and Equipment
Estimated Useful Life	3 years
Software
Property, and Equipment
Estimated Useful Life	3 years