v3.22.1
NATURE OF BUSINESS AND SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details Narrative) - USD ($)
3 Months Ended 9 Months Ended
Feb. 28, 2022
Feb. 28, 2021
Feb. 28, 2022
Feb. 28, 2021
Jan. 31, 2022
Aug. 30, 2021
Jun. 02, 2021
May 31, 2021
Product Information [Line Items]                
[custom:WorkingCapitalDeficit-0] $ 8,100,000   $ 8,100,000         $ 3,500,000
Increase in working capital 12,700,000   12,700,000          
Working capital excluding derivative liability 4,200,000   4,200,000          
Allowance for doubtful accounts 1,010,500,000,000   1,010,500,000,000         240,000,000,000
Accounts receivable outstanding 64,700,000 $ 64,700,000 64,700,000 $ 64,700,000        
Accounts receivable outstanding 4,300,000 176,200,000 4,300,000 176,200,000        
Accounts receivable purchased 0 $ 1,300,000            
Factoring expenses     27,000 $ 3,200,000        
Derivative liabilities 12,693,282   12,693,282          
Deferred tax asset $ 165,000,000,000   $ 165,000,000,000         264,000,000,000
Accounts Receivable [Member] | Customer Concentration Risk [Member] | One Customers [Member]                
Product Information [Line Items]                
Concentration Risk, Percentage     42.00%          
Revenue Benchmark [Member] | Customer Concentration Risk [Member] | One Customers [Member]                
Product Information [Line Items]                
Concentration Risk, Percentage 39.00% 19.00% 38.00% 29.00%        
TBK Agreement [Member]                
Product Information [Line Items]                
Line of Credit Facility, Maximum Borrowing Capacity         $ 57,500,000      
Factoring Agreement [Member]                
Product Information [Line Items]                
Accounts receivable outstanding               $ 31,700,000
Repurchase of trade accounts receivable           $ 1,400,000 $ 31,600,000