Annual report pursuant to Section 13 and 15(d)

Initial Public Offering and Private Placement (Details Narrative)

v3.19.2
Initial Public Offering and Private Placement (Details Narrative)
12 Months Ended
Sep. 13, 2017
USD ($)
$ / shares
shares
Aug. 22, 2017
USD ($)
$ / shares
shares
May 31, 2019
USD ($)
$ / shares
shares
May 31, 2018
USD ($)
Nov. 20, 2018
USD ($)
shares
Offering costs     $ 3,728,000    
Deferred underwriting fees     1,820,000    
Amount of estimated fair value     $ 743,600    
Fair value, per unit | $ / shares     $ 2.86    
Proceeds from sale of private units     $ 1,925,000 $ 2,615,000  
Volatility rate [Member]          
Fair value measurement input     0.35    
Risk Free Interest Rate [Member]          
Fair value measurement input     0.0173    
Expected Life [Member]          
Maturity term     5 years    
Maxim Group LLC [Member] | Settlement Agreement [Member]          
Cash payment         $ 20,000
Maxim Group LLC [Member] | Settlement Agreement [Member] | Restricted Stock [Member]          
Number of shares removed | shares         52,000
Initial Public Offering [Member]          
Number of shares purchased | shares   5,000,000 250,000    
Sale of stock, price per unit | $ / shares   $ 10.00      
Proceeds from sale of units, net of underwriting discounts paid   $ 50,000,000      
Offering costs   3,700,000      
Underwriter fees   $ 3,200,000 $ 1,000,000    
Issuance of shares to underwriter, shares | shares     50,000    
Securities included in one unit, description     Each Unit consisted of one share of the Company's common stock, one right to receive one-tenth of one share of the Company's common stock upon consummation of the Company's initial Business Combination ("Right"), and one redeemable warrant ("Warrant")    
Description of warrants rights     Each Warrant entitles the holder to purchase one share of common stock at an exercise price of $11.50 per share, subject to adjustment. No fractional shares will be issued upon exercise of the Warrants. The Warrants became exercisable 30 days after the completion of the initial Business Combination and will expire five years after the completion of the initial Business Combination or earlier upon redemption or liquidation    
Exercise price of warrants per share | $ / shares   $ 0.01 $ 11.50    
Warrants term     5 years    
Sale price per share | $ / shares   $ 21.00      
Exchange of rights, description     Each holder of a Right received one-tenth (1/10) of one share of common stock upon consummation of the Business Combination. No fractional shares were issued upon exchange of the Rights.    
Number of units issued under purchase option | shares     250,000    
Sale of stock, consideration received     $ 100    
Proceeds from sale of private units   $ 2,545,000      
Demand registration rights term     5 years    
Piggy back registration rights term     7 years    
Initial Public Offering [Member] | Maxim Group LLC [Member]          
Number of shares purchased | shares     52,000    
Initial Public Offering [Member] | Underwriters [Member]          
Number of shares purchased | shares 200,000        
Underwriter fees $ 110,000        
Deferred underwriting fees 70,000        
Number of shares agreed to be purchased under commitment | shares     750,000    
Proceeds from sale of equity $ 2,000,000        
Initial Public Offering [Member] | Common Stock [Member]          
Number of securities eligible for each warrant | shares     1    
Exercise price of warrants per share | $ / shares     $ 11.50    
Warrants term     5 years    
Over-Allotment Option [Member] | Maxim Group LLC [Member]          
Number of shares purchased | shares     2,000    
Over-Allotment Option [Member] | Underwriters [Member]          
Number of shares purchased | shares 200,000        
Sale of stock, price per unit | $ / shares $ 10.00        
Proceeds from sale of equity $ 2,000,000        
Number of units issued under purchase option | shares     260,000    
Sale of stock, consideration received     $ 2,990,000    
Private Placement [Member]          
Number of shares purchased | shares 7,000   254,500    
Sale of stock, price per unit | $ / shares     $ 10.00    
Exercise price of warrants per share | $ / shares     $ 4.00    
Warrants term     5 years    
Proceeds from sale of equity $ 70,000        
Proceeds from sale of private units     $ 2,545,000