Annual report pursuant to Section 13 and 15(d)

Commitments and Contingencies (Details)

v3.8.0.1
Commitments and Contingencies (Details) - USD ($)
 1 Months Ended 12 Months Ended
Sep. 28, 2016
Aug. 24, 2016
Nov. 30, 2017
Nov. 30, 2016
Commitments and Contingencies (Textual)        
Underwriting fees $ 1,300,000      
Underwriting discount, percentage 2.00%      
Amount paid to underwriters     $ 100  
Units issued in public offering 6,500,000 6,500,000    
Purchase options     130,000  
Receipt of cash payment     $ 100  
Exercisable price per unit     $ 11.50  
Aggregate exercise price amount     $ 1,495,000  
Fair value of unit purchase option price     $ 6.23  
Fair value using Black-Scholes option pricing model     $ 781,000  
Expected volatility     37.80%  
Risk-free interest rate     1.83%  
Expected life     5 years  
Estimated fair value of shares       $ 25,000
IPO [Member]        
Commitments and Contingencies (Textual)        
Additional compensation for public offering, shares 6,164      
Estimated fair value of shares $ 1,061,640      
Overallotment option [Member]        
Commitments and Contingencies (Textual)        
Underwriting fees $ 80,122      
Gross proceeds offering payable percentage 2.50%      
Units issued in public offering 400,610      
Additional compensation for public offering, shares     100,000