Accrued Expenses (Details) - USD ($)	Nov. 30, 2018	Nov. 30, 2017
Schedule of accrued expenses
Commissions	$ 228,199	$ 186,282
Preferred stock dividends	141,569	136,569
Other accrued expenses	233,435	158,928
Accrued professional fees		455,470
Total Accrued expenses	$ 603,203	$ 937,249