Property and Equipment - Textual (Details) - USD ($) |
3 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
May 31, 2015 |
Nov. 30, 2016 |
Nov. 30, 2015 |
Nov. 30, 2014 |
|
| Property, Plant and Equipment [Line Items] | ||||
| Depreciation expense | $ 81,457 | $ 150,862 | $ 303,303 | |
| East Rutherford Warehouse | Leasehold improvements | ||||
| Property, Plant and Equipment [Line Items] | ||||
| Write-offs of property, plant and equipment | $ 714,138 | |||
| Ridgefield Park Office Building | Furniture and equipment | ||||
| Property, Plant and Equipment [Line Items] | ||||
| Write-offs of property, plant and equipment | $ 146,831 | |||