Quarterly report pursuant to Section 13 or 15(d)

Stockholder's Equity - Summary of Non-Vested Options (Detail)

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Stockholder's Equity - Summary of Non-Vested Options (Detail) - 6 months ended May. 31, 2015 - $ / shares
Total
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Non-vested at November 30, 2014, Shares 27,083
Granted, Shares 0
Vested, Shares (18,747)
Forfeited, Shares 0
Non-vested at May 31, 2015, Shares 8,336
Non-vested at November 30, 2014, Weighted Average Grant-Date Fair Value $ 1.64
Granted, Weighted Average Grant-Date Fair Value 0
Vested, Weighted Average Grant-Date Fair Value 1.66
Forfeited, Weighted Average Grant-Date Fair Value 0
Non-vested at May 31, 2015, Weighted Average Grant-Date Fair Value $ 1.59