Quarterly report pursuant to Section 13 or 15(d)

Schedule of Revenues from Major Customers (Details)

v3.10.0.1
Schedule of Revenues from Major Customers (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Aug. 31, 2018
Aug. 31, 2017
Aug. 31, 2018
Aug. 31, 2017
Revenues $ 6,230 $ 2,562 $ 12,853 $ 6,712
Customer A [Member]        
Revenues 0 2,813 2,339 852
Customer B [Member]        
Revenues 1,651 0 3,922 0
Customer C [Member]        
Revenues 956 1,904 3,109 809
Customer D [Member]        
Revenues 0 1,637 0 679
Customer E [Member]        
Revenues 1,100 0 0 0
Customer F [Member]        
Revenues $ 784 $ 0 $ 0 $ 0