XML 39 R97.htm IDEA: XBRL DOCUMENT v2.4.1.9
Future Minimum Rental Payments Required Under Operating Leases (Detail) (USD $)
Jan. 31, 2014
Commitments And Contingencies [Line Items]  
2015 $ 144,416us-gaap_OperatingLeasesFutureMinimumPaymentsNextRollingTwelveMonths
2016 121,546us-gaap_OperatingLeasesFutureMinimumPaymentsDueInRollingYearTwo
2017 124,294us-gaap_OperatingLeasesFutureMinimumPaymentsDueInRollingYearThree
2018 30,000us-gaap_OperatingLeasesFutureMinimumPaymentsDueInRollingYearFour
2019 0us-gaap_OperatingLeasesFutureMinimumPaymentsDueInRollingYearFive
Operating Leases, Future Minimum Payments Due, Total $ 420,256us-gaap_OperatingLeasesFutureMinimumPaymentsDue