Annual report pursuant to Section 13 and 15(d)

BUSINESS ORGANIZATION AND NATURE OF OPERATIONS (Details)

v3.19.2
BUSINESS ORGANIZATION AND NATURE OF OPERATIONS (Details)
Jan. 29, 2019
USD ($)
Oct. 31, 2018
USD ($)
Jun. 27, 2018
USD ($)
shares
Feb. 28, 2018
USD ($)
shares
Dec. 04, 2017
USD ($)
Apr. 29, 2015
shares
Dec. 10, 2014
shares
Nov. 12, 2014
shares
May 31, 2019
USD ($)
Mar. 11, 2019
May 31, 2018
USD ($)
BUSINESS ORGANIZATION AND NATURE OF OPERATIONS (Details) [Line Items]                      
Stockholders' Equity Note, Stock Split, Conversion Ratio             0.625        
Subsidiary or Equity Method Investee, Cumulative Percentage Ownership after All Transactions       10.00%              
Reverse Merger with CLS Labs [Member]                      
BUSINESS ORGANIZATION AND NATURE OF OPERATIONS (Details) [Line Items]                      
Stock Issued During Period, Shares, New Issues (in Shares) | shares           15,000,000          
Oasis Acquisition [Member]                      
BUSINESS ORGANIZATION AND NATURE OF OPERATIONS (Details) [Line Items]                      
Payments to Acquire Businesses, Gross     $ 2,050,000 $ 6,200,000              
Liabilities Assumed     204,457 $ 204,457              
Business Combination, Consideration Transferred     27,975,650                
Business Combination, Consideration Transferred, Liabilities Incurred     3,810,820                
Business Combination, Contingent Consideration, Liability                 $ 1,000,000   $ 678,111
In Good Health [Member]                      
BUSINESS ORGANIZATION AND NATURE OF OPERATIONS (Details) [Line Items]                      
Equity Method Investment, Ownership Percentage                   80.00%  
Payments to Acquire Businesses, Gross   $ 35,000,000                  
Debt Instrument, Face Amount $ 500,000                    
Line of Credit Facility, Description Any draws on the line of credit in excess of $150,000 will only be made in the sole discretion of the Company                    
Debt Instrument, Interest Rate, Stated Percentage 8.00%                    
Business Combination, Consideration Transferred   47,500,000                  
Business Combination, Consideration Transferred, Liabilities Incurred   7,500,000                  
Business Acquisition, Equity Interest Issued or Issuable, Value Assigned   5,000,000                  
Business Combination, Contingent Consideration, Liability   $ 2,500,000                  
Oasis LLCs [Member]                      
BUSINESS ORGANIZATION AND NATURE OF OPERATIONS (Details) [Line Items]                      
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in Shares) | shares       22,058,823              
Oasis LLCs [Member] | Oasis Acquisition [Member]                      
BUSINESS ORGANIZATION AND NATURE OF OPERATIONS (Details) [Line Items]                      
Payments to Acquire Businesses, Gross     $ 5,995,543                
Noncontrolling Interest, Ownership Percentage by Noncontrolling Owners     90.00%                
Debt Instrument, Face Amount     $ 4,000,000 $ 4,000,000              
Business Acquisition, Equity Interest Issued or Issuable, Number of Shares (in Shares) | shares     22,058,823                
Deposit [Member] | Oasis Acquisition [Member]                      
BUSINESS ORGANIZATION AND NATURE OF OPERATIONS (Details) [Line Items]                      
Payments to Acquire Businesses, Gross         $ 250,000            
Additional Payments [Member] | Oasis Acquisition [Member]                      
BUSINESS ORGANIZATION AND NATURE OF OPERATIONS (Details) [Line Items]                      
Payments to Acquire Businesses, Gross       $ 1,800,000 $ 1,800,000            
CLS Labs, Inc. [Member] | Shares of CLS Holdings USA, Inc. [Member]                      
BUSINESS ORGANIZATION AND NATURE OF OPERATIONS (Details) [Line Items]                      
Subsidiary or Equity Method Investee, Cumulative Number of Shares Issued for All Transactions (in Shares) | shares             6,250,000 10,000,000      
Equity Method Investment, Ownership Percentage               55.60%