Quarterly report pursuant to Section 13 or 15(d)

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

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Stockholders' Equity - Summary of Non-Vested Options (Detail)
3 Months Ended
Feb. 28, 2018
$ / shares
shares
Disclosure of Compensation Related Costs, Share-based Payments [Abstract]  
Non-vested at November 30, 2017 Shares | shares 39,168
Granted, Shares | shares 0
Vested, Shares | shares (18,957)
Forfeited, Shares | shares 0
Non-vested at February 28, 2018 Shares | shares 20,211
Non-vested at November 30, 2017, Weighted Average Grant-Date Fair Value | $ / shares $ 2.41
Granted, Weighted Average Grant-Date Fair Value | $ / shares 0
Vested, Weighted Average Grant-Date Fair Value | $ / shares 2.22
Forfeited, Weighted Average Grant-Date Fair Value | $ / shares 0
Non-vested at February 28, 2018, Weighted Average Grant-Date Fair Value | $ / shares $ 2.59