Annual report pursuant to Section 13 and 15(d)

Description of Organization and Business Operations - Schedule of Aggregate Closing Consideration for Redemption Range (Details)

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Description of Organization and Business Operations - Schedule of Aggregate Closing Consideration for Redemption Range (Details) - USD ($)
12 Months Ended
Sep. 30, 2019
Aug. 12, 2019
Jul. 10, 2019
Mar. 06, 2019
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]        
Note Principal Amount   $ 66,653 $ 91,667  
Unsecured Promissory Notes        
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]        
Note Principal Amount       $ 1,437,500
Redemption Percentage is equal to or greater than 87.5%        
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]        
Cash Consideration $ 0      
Closing Share Consideration (in shares of the Company’s Common Stock) 10,181,819      
Redemption Percentage is equal to or greater than 87.5% | Unsecured Promissory Notes        
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]        
Note Principal Amount $ 15,000,000      
Redemption Percentage is greater than 75.0% but less than 87.5%        
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]        
Cash Consideration $ 3,750,000      
Closing Share Consideration (in shares of the Company’s Common Stock) 9,781,819      
Redemption Percentage is greater than 75.0% but less than 87.5% | Unsecured Promissory Notes        
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]        
Note Principal Amount $ 11,250,000      
Redemption Percentage is greater than 62.5% but less than or equal to 75.0%        
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]        
Cash Consideration $ 7,500,000      
Closing Share Consideration (in shares of the Company’s Common Stock) 9,381,819      
Redemption Percentage is greater than 62.5% but less than or equal to 75.0% | Unsecured Promissory Notes        
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]        
Note Principal Amount $ 7,500,000      
Redemption Percentage is equal to or greater than 50.0% but less than or equal to 62.5%        
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]        
Cash Consideration $ 11,250,000      
Closing Share Consideration (in shares of the Company’s Common Stock) 8,999,319      
Redemption Percentage is equal to or greater than 50.0% but less than or equal to 62.5% | Unsecured Promissory Notes        
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]        
Note Principal Amount $ 3,750,000      
Redemption Percentage is less than 50.0%        
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]        
Cash Consideration $ 15,000,000      
Closing Share Consideration (in shares of the Company’s Common Stock) 8,616,819      
Redemption Percentage is less than 50.0% | Unsecured Promissory Notes        
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]        
Note Principal Amount $ 0