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(Loss) Income per Common Share - Calculation of Basic and Diluted (Loss) Earnings Per Share (Detail) - USD ($)	3 Months Ended
	Feb. 28, 2018	Feb. 28, 2017
Denominator:
Weighted-average shares outstanding-basic	7,105,135	6,901,108
Dilutive common shares issuable upon exercise of stock options		536,135
Weighted-average shares-diluted	7,105,135	7,437,243
Earnings (Loss) per share:
Basic	$ (0.36)	$ 0.07
Diluted	$ (0.36)	$ 0.07
Net Income (Loss)	$ (2,530,072)	$ 486,923

X

- Definition

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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Additional shares included in the calculation of diluted EPS as a result of the potentially dilutive effect of share based payment arrangements using the treasury stock method.

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