Annual report pursuant to Section 13 and 15(d)

Retirement Plan - Additional Information (Detail)

v2.4.0.8
Retirement Plan - Additional Information (Detail) (USD $)
12 Months Ended
Nov. 30, 2013
Nov. 30, 2012
Schedule Of Sale Of Subsidiary [Abstract]    
Amount allows under 401(k) retirement plan 15.00%  
Contribution to 401(k) retirement plan $ 112,000 $ 68,000