XML 67 R35.htm IDEA: XBRL DOCUMENT v2.4.0.8
Property and Equipment (Detail) (USD $)
Jan. 31, 2014
Jan. 31, 2013
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross, Total $ 438,084 $ 389,179
Less accumulated depreciation and amortization (352,399) (321,037)
Property, Plant and Equipment, Net, Total 85,685 68,142
Website
    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross, Total 4,568 4,568
Computers
    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross, Total 31,010 24,645
Software
    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross, Total 165,439 165,439
Machinery and equipment
    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross, Total 143,920 123,214
Furniture and fixtures
    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross, Total 43,366 25,054
Leasehold improvements
    
Property, Plant and Equipment [Line Items]    
Property, Plant and Equipment, Gross, Total $ 49,780 $ 46,259