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Unaudited Condensed Consolidated Statements of Cash Flows - USD ($)
$ in Thousands
 3 Months Ended 12 Months Ended
Nov. 30, 2020
Nov. 30, 2019
Aug. 31, 2020
Aug. 31, 2019
CASH FLOWS FROM OPERATING ACTIVITIES:        
Net loss $ (707) $ (322)    
Adjustments to reconcile net loss to net cash used in operating activities:        
Depreciation and amortization 215 207    
Stock-based compensation expense 21 35    
Provisions for inventory write-downs 196 119    
Gain on disposals of long-lived assets (77) (79)    
Changes in :        
Accounts receivable 987 (6)    
Inventories (427) (293)    
Prepaid expenses and other assets 48 34    
Accounts payable (138) (91)    
Accrued expenses and other current liabilities (30) 72    
Net cash provided by (used in) operating activities 88 (324) $ 1,000 $ 3,500
CASH FLOWS FROM INVESTING ACTIVITIES:        
Purchases of property, plant and equipment (41) (50)    
Proceeds from sales of property, plant and equipment 77 79    
Payments for development of intangible assets (6) (8)    
Net cash provided by investing activities 30 21    
CASH FLOWS FROM FINANCING ACTIVITIES:        
Repayments of long-term debt   (103)    
Acquisition of noncontrolling interests (12)      
Net cash used in financing activities (12) (103)    
Change in cash balances included in current assets held for sale   (61)    
Effect of exchange rate changes on cash and cash equivalents (241) (143)    
NET DECREASE IN CASH AND CASH EQUIVALENTS AND RESTRICTED CASH (135) (610)    
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH—Beginning of period 3,012 1,471 1,471  
CASH AND CASH EQUIVALENTS AND RESTRICTED CASH—End of period 2,877 861 $ 3,012 $ 1,471
NONCASH INVESTING AND FINANCING ACTIVITIES:        
Accrual related to property, plant and equipment $ 22 $ 97