Annual report pursuant to Section 13 and 15(d)

Property and Equipment - Additional Information (Detail)

v2.4.0.6
Property and Equipment - Additional Information (Detail) (USD $)
12 Months Ended
Nov. 30, 2012
Nov. 30, 2011
Nov. 30, 2010
Property, Plant and Equipment [Line Items]      
Depreciation expense $ 213,495 $ 204,894 $ 227,291