Quarterly report pursuant to Section 13 or 15(d)

Schedule of Segment Reporting Information, by Segment (Details)

v3.19.1
Schedule of Segment Reporting Information, by Segment (Details) - USD ($)
3 Months Ended
Feb. 28, 2019
Feb. 28, 2018
Nov. 30, 2018
Segment Reporting Information [Line Items]      
Sales $ 11,107 $ 28,116  
Assets 1,894,260   $ 2,657,085
Operating Segments [Member] | SDI USA [Member]      
Segment Reporting Information [Line Items]      
Assets 1,861,010   2,629,315
Operating Segments [Member] | SDI Canada [Member]      
Segment Reporting Information [Line Items]      
Assets 33,250   $ 27,770
Intersegment Eliminations [Member] | SDI Canada [Member]      
Segment Reporting Information [Line Items]      
Sales (1,216) (222)  
Sales [Member] | SDI Canada [Member]      
Segment Reporting Information [Line Items]      
Sales 12,323 28,338  
Sales [Member] | Operating Segments [Member]      
Segment Reporting Information [Line Items]      
Sales 12,323 28,338  
Sales [Member] | Operating Segments [Member] | SDI USA [Member]      
Segment Reporting Information [Line Items]      
Sales 11,146 28,108  
Sales [Member] | Operating Segments [Member] | SDI Canada [Member]      
Segment Reporting Information [Line Items]      
Sales $ 1,177 $ 230