Quarterly report pursuant to Section 13 or 15(d)

Note 13 - Commitment and Contingencies (Details)

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Note 13 - Commitment and Contingencies (Details)
 3 Months Ended 6 Months Ended 12 Months Ended
Nov. 30, 2017
USD ($)
shares
Oct. 09, 2017
USD ($)
Aug. 23, 2017
USD ($)
Mar. 01, 2017
USD ($)
Jul. 20, 2016
USD ($)
Aug. 01, 2015
USD ($)
Apr. 17, 2015
ft²
Oct. 01, 2014
USD ($)
Nov. 30, 2017
USD ($)
Nov. 30, 2017
USD ($)
Nov. 30, 2016
USD ($)
May 31, 2016
USD ($)
shares
May 31, 2017
USD ($)
Note 13 - Commitment and Contingencies (Details) [Line Items]                          
Loss Contingency Accrual, Provision                   $ 10,000      
Debt Conversion, Original Debt, Amount                   75,000 $ 250,000    
Employee-related Liabilities, Current $ 36,577               $ 36,577 36,577     $ 34,987
Chief Executive Officer [Member]                          
Note 13 - Commitment and Contingencies (Details) [Line Items]                          
Employment Agreement, Term               5 years          
Officers' Compensation               $ 150,000       $ 150,000  
Deferred Compensation Arrangement with Individual, Description               performance bonus equal to 2% of CLS Labs’ annual EBITDA, up to a maximum annual cash compensation of $1 million (including his base salary)          
Share-based Compensation Arrangement by Share-based Payment Award, Description               annual stock options, exercisable at the fair market value of CLS Labs’ common stock on the date of grant, in an amount equal to 2% of its annual EBITDA up to $42.5 million and 4% of its annual EBITDA in excess of $42.5 million          
Employee-related Liabilities, Current 37,500               37,500 37,500     37,500
Chief Executive Officer [Member] | Convertible Debt [Member] | Unpaid Accrued Salary Converted to Convertible Note [Member]                          
Note 13 - Commitment and Contingencies (Details) [Line Items]                          
Debt Conversion, Original Debt, Amount   $ 39,521 $ 62,500 $ 112,500 $ 250,000       12,500 75,000      
Chief Operating Officer [Member]                          
Note 13 - Commitment and Contingencies (Details) [Line Items]                          
Employment Agreement, Term           5 years              
Officers' Compensation           $ 150,000              
Deferred Compensation Arrangement with Individual, Description           performance bonus equal to 2% of the Company’s annual EBITDA, up to a maximum annual cash compensation of $1 million (including his base salary)              
Share-based Compensation Arrangement by Share-based Payment Award, Description           annual stock options, exercisable at the fair market value of the Company’s common stock on the date of grant, in an amount equal to 2% of its annual EBITDA up to $42.5 million and 4% of its annual EBITDA in excess of $42.5 million              
Employee-related Liabilities, Current 37,500               37,500 37,500     0
Chief Operating Officer [Member] | One Time Signing Bonus [Member]                          
Note 13 - Commitment and Contingencies (Details) [Line Items]                          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in Shares) | shares                       250,000  
Allocated Share-based Compensation Expense                       $ 327,500  
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period                       1 year  
President and Chief Financial Officer [Member]                          
Note 13 - Commitment and Contingencies (Details) [Line Items]                          
Officers' Compensation $ 175,000                        
Deferred Compensation Arrangement with Individual, Description performance bonus equal to 2% of the Company’s annual EBITDA                        
Share-based Compensation Arrangement by Share-based Payment Award, Description annual restricted stock awards of the Company’s common stock in an amount equal to 3% of its annual EBITDA                        
President and Chief Financial Officer [Member] | One Time Signing Bonus [Member]                          
Note 13 - Commitment and Contingencies (Details) [Line Items]                          
Share-based Compensation Arrangement by Share-based Payment Award, Equity Instruments Other than Options, Grants in Period (in Shares) | shares 500,000                        
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period 1 year                        
Former Officer [Member]                          
Note 13 - Commitment and Contingencies (Details) [Line Items]                          
Employee-related Liabilities, Current $ 16,250               $ 16,250 16,250     $ 16,250
Building [Member]                          
Note 13 - Commitment and Contingencies (Details) [Line Items]                          
Area of Real Estate Property (in Square Feet) | ft²             14,392            
Lessee, Operating Lease, Term of Contract             72 months            
Lessee, Operating Lease, Renewal Term             10 years            
Deposits [Member]                          
Note 13 - Commitment and Contingencies (Details) [Line Items]                          
Loss Contingency Accrual, Provision                   50,000      
Rent Expense [Member]                          
Note 13 - Commitment and Contingencies (Details) [Line Items]                          
Loss Contingency Accrual, Provision                   15,699      
Remaining Amounts Due Under Lease [Member]                          
Note 13 - Commitment and Contingencies (Details) [Line Items]                          
Loss Contingency Accrual, Provision                   $ 30,000