Shareholders' Equity (Details) - Employee Stock Option [Member] - Incentive Stock 2010 Plan [Member]	3 Months Ended
	Feb. 28, 2019 $ / shares shares
Shares
Options outstanding December 1, 2018 | shares	175,000
Options issued in the three months ended February 28, 2019 | shares
Options exercised in the three months ended February 28, 2019 | shares
Options cancelled in the three months ended February 28, 2019 | shares	(3,000)
Options outstanding at February 28, 2019 | shares	172,000
Options exercisable at February 28, 2019 | shares	172,000
Weighted Average Exercise Price
Options outstanding December 1, 2018 | $ / shares	$ 0.99
Options issued in the three months ended February 28, 2019 | $ / shares
Options exercised in the three months ended February 28, 2019 | $ / shares
Options cancelled in the three months ended February 28, 2019 | $ / shares	(1.15)
Options outstanding at February 28, 2019 | $ / shares	0.99
Options exercisable at February 28, 2019 | $ / shares	$ 0.99