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Description of Organization and Business Operations (Details) - USD ($)
 6 Months Ended
Jul. 27, 2018
Mar. 31, 2018
May 31, 2019
Description of Organization and Business Operations (Textual)      
Transaction costs     $ 2,752,449
Deferred underwriting fees     978,314
Underwriting fees     1,320,000
Other costs     454,135
Working capital     $ 344,842
Minimum percentage of trust account required for business combination     80.00%
Percentage of outstanding voting securities     50.00%
Description of business combination within the combination period     The Company will (i) cease all operations except for the purpose of winding up, (ii) as promptly as reasonably possible but no more than five business days thereafter, redeem 100% of the outstanding Public Shares, at a per-share price, payable in cash, equal to the aggregate amount then on deposit in the Trust Account, including interest earned (net of taxes payable and less interest to pay dissolution expenses up to $50,000), divided by the number of then outstanding Public Shares, which redemption will completely extinguish public shareholders’ rights as shareholders (including the right to receive further liquidation distributions, if any), subject to applicable law, and (iii) as promptly as reasonably possible following such redemption, subject to the approval of the remaining shareholders and the Company’s board of directors, proceed to commence a voluntary liquidation and thereby a formal dissolution of the Company, subject in each case to its obligations to provide for claims of creditors and the requirements of applicable law.
Amount of threshold tangible assets     $ 5,000,001
Percentage of redemption of company's outstanding public shares     100.00%
Underwriters [Member]      
Description of Organization and Business Operations (Textual)      
Number of units issued in transaction   100,000  
Deferred underwriting fees     $ 995,676
Underwriting fees     $ 1,320,000
Sponsors [Member]      
Description of Organization and Business Operations (Textual)      
Number of units issued in transaction     440,000
Unit price (in dollars per unit)     $ 0.10
Private Units [Member]      
Description of Organization and Business Operations (Textual)      
Number of units issued in transaction 282,000    
Unit price (in dollars per unit) $ 10.00    
Private Units [Member] | Chardan [Member]      
Description of Organization and Business Operations (Textual)      
Number of units issued in transaction     22,000
Private Units [Member] | Sponsor [Member]      
Description of Organization and Business Operations (Textual)      
Number of units issued in transaction     260,000
Private Units [Member] | Sponsor and Chardan [Member]      
Description of Organization and Business Operations (Textual)      
Number of units issued in transaction     282,000
Unit price (in dollars per unit)     $ 10.00
Private Units [Member] | Sponsors [Member]      
Description of Organization and Business Operations (Textual)      
Unit price (in dollars per unit) $ 10.00    
Gross proceeds from issuance offering $ 2,820,000    
Over-allotment option [Member] | Underwriters [Member]      
Description of Organization and Business Operations (Textual)      
Number of units issued in transaction 400,000    
Unit price (in dollars per unit) $ 10.00    
Initial Public Offering [Member]      
Description of Organization and Business Operations (Textual)      
Number of units issued in transaction 4,400,000    
Unit price (in dollars per unit) $ 10.00    
Gross proceeds from issuance offering $ 44,000,000