Stock Dividends and Reverse Stock Splits (Detail) (Placement Agent Warrants [Member], USD $)	12 Months Ended
Jan. 31, 2014
Placement Agent Warrants [Member]
Class Of Warrant Or Right [Line Items]
Fees and expenses	$ 101,179
Fair value of placement agent warrants	$ 54,468

Fair value portion of warrants not settleable in cash classified as equity.

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

-Publisher FASB

-Name Accounting Standards Codification

-Topic 820

-SubTopic 10

-Section 50

-Paragraph 2

-Subparagraph (a)

-URI http://asc.fasb.org/extlink&oid=36462937&loc=d3e19207-110258

Name:	us-gaap_WarrantsNotSettleableInCashFairValueDisclosure
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	instant