Annual report pursuant to Section 13 and 15(d)

Stockholders' Equity - Summary of Non-Vested Options (Detail)

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Stockholders' Equity - Summary of Non-Vested Options (Detail) (USD $)
12 Months Ended
Nov. 30, 2013
Disclosure Of Compensation Related Costs Sharebased Payments [Abstract]  
Non-vested at November 30, 2012, Options 251,403
Granted, Options 36,000
Vested, Options (145,756)
Forfeited, Options (32,495)
Non-vested at November 30, 2013, Options 109,152
Non-vested at November 30, 2011, Weighted Average Grant-Date Fair Value $ 1.77
Granted, Weighted Average Grant-Date Fair Value $ 1.58
Vested, Weighted Average Grant-Date Fair Value $ 1.68
Forfeited, Weighted Average Grant-Date Fair Value $ 1.89
Non-vested at November 30, 2012, Weighted Average Grant-Date Fair Value $ 1.79