Annual report pursuant to Section 13 and 15(d)

Description of Organization and Business Operations - Additional Information (Details)

v3.19.3.a.u2
Description of Organization and Business Operations - Additional Information (Details)
12 Months Ended 24 Months Ended
Nov. 23, 2019
USD ($)
Nov. 12, 2019
USD ($)
Oct. 11, 2019
USD ($)
Aug. 12, 2019
USD ($)
Jul. 10, 2019
USD ($)
Jun. 10, 2019
USD ($)
PromissoryNote
$ / shares
Jun. 05, 2019
$ / shares
shares
Mar. 06, 2019
USD ($)
Investor
PromissoryNote
$ / shares
Jan. 09, 2018
USD ($)
$ / shares
shares
Dec. 12, 2017
USD ($)
Investor
$ / shares
shares
Sep. 30, 2019
USD ($)
$ / shares
shares
Sep. 30, 2018
USD ($)
$ / shares
shares
Sep. 30, 2019
USD ($)
$ / shares
shares
Dec. 11, 2019
USD ($)
Oct. 02, 2019
USD ($)
Sep. 27, 2019
USD ($)
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Date of incorporation                     Oct. 09, 2017          
Sale of units in initial public offering | shares                     14,375,000 14,375,000        
Sale of stock price per unit | $ / shares                   $ 10.00 $ 10.00 $ 10.00 $ 10.00      
Proceeds from sale of Units, net of underwriting discounts paid                       $ 141,162,440        
Proceeds from sale of Private Placement Units                       4,982,560        
Net proceeds from sale of units                   $ 125,000,000            
Transaction costs                 $ 3,252,059              
Underwriting fees                 2,587,560              
Payment of offering costs                 664,499     664,499        
Period after initial public offering to complete business combination                     15 months          
Period of extension for deposits amount equal to initial public offering                     3 months          
Sale of stock, total deposit                       $ 25,000        
Number of unsecured promissory notes issued | PromissoryNote               4                
Aggregate principal amount       $ 66,653 $ 91,667                      
Share price | $ / shares               $ 0.10                
Number of investors | Investor               3                
Redeem shares of common stock | shares             6,825,464                  
Common stock, par value | $ / shares             $ 0.0001     $ 0.0001 $ 0.0001 $ 0.0001 $ 0.0001      
Percentage of stock sold in initial public offering             47.50%                  
Common stock redemption price                     $ 78,800,000          
Common stock, shares, issued | shares                     11,636,542   11,636,542      
Common stock, shares, outstanding | shares                     11,636,542   11,636,542      
Temporary equity, shares subscribed but unissued | shares                     7,182,567 14,309,217 7,182,567      
Founders contribute to loan                     $ 240,000          
Total contribution of aggregate amount       684,302 480,000                      
Number of business days after the Company receives such Financing Proceeds                     10 days          
Notes, interest rate description                     Interest on the Notes will accrue at a fixed interest rate equal to the one-year U.S. dollar LIBOR interest rate published in The Wall Street Journal on the Closing Date, plus a margin of one percent (1%) per annum. Interest will be due and payable annually on each of (1) the date which is the twelve (12) month anniversary of the Closing Date and (2) on the date which is the twenty-four (24) month anniversary of the Closing Date. All interest shall be computed on the basis of a 365-day year and the actual number of days elapsed.          
Notes, interest rate                     1.00%          
Decommissioning trust assets description                     (i) the completion of the Business Combination; (ii) the redemption of the remaining outstanding shares of common stock included in the units sold in the Offering (the “public shares”) if the Company is unable to complete the Business Combination by December 12, 2019; or (iii) pursuant to an authorized redemption of the public shares in connection with the stockholder vote to amend the Company’s Amended and Restated Certificate of Incorporation to modify the substance or timing of the Company’s obligation to redeem the remaining public shares if it does not complete the Kaleyra Business Combination by December 12, 2019. If the Company does not complete a Business Combination within this extended period of time, it shall (i) cease all operations except for the purposes of winding up; (ii) as promptly as reasonably possible, but not more than ten business days thereafter, redeem the public shares of common stock for a per share pro rata portion of the Trust Account, including interest, but less taxes payable (less up to $100,000 of such net interest to pay dissolution expenses); and (iii) as promptly as possible following such redemption, dissolve and liquidate the balance of the Company’s net assets to its creditors and remaining stockholders, as part of its plan of dissolution and liquidation.          
Minimum percentage of fair market value of business acquisition to trust account balance                     80.00%          
Outstanding principal balance                     50.00%          
Percentage of remaining outstanding principal balance                     100.00%          
Number of business days after the Company receives such Payoff Financing Proceeds                     10 days          
Notes converted description                     Notes are not paid in full on or before the applicable Maturity Date, then at any time after the sixtieth (60th) business day after the Maturity Date, assuming payment in full has not been made prior to such date, the outstanding principal amount of the Notes, together with all accrued but unpaid interest on the Notes, may be converted into shares of Company Common Stock, in part or in whole, at the option of the holder of the Notes by providing written notice at least three (3) business days prior to the date of conversion. A conversion of any portion of the Note into shares of Company Common Stock will be effected at a conversion price equal to the Current Market Price as of the date of such conversion (the “Conversion Price”). The term “Current Market Price” means, generally, the average VWAP for the twenty (20) consecutive trading days ending on the date that is five (5) trading days prior to the date of conversion.          
Amount held in the trust account                     $ 78,757,615 $ 144,964,309 $ 78,757,615      
Cash and short-term investments                     143,750,000 143,750,000 143,750,000      
Payment for extension into trust account                     2,397,500 143,750,000        
Interest income earned                     4,342,131 1,593,432        
Cash withdrawn from trust account interest income to pay federal and state income tax obligations                     70,180,359 379,123 1,551,657      
Decrease in redemptions                     70,180,359          
Interest accrued, but not yet credited to trust account                     $ 120,528 221,157 $ 120,528      
Aggregate 2019 Earnout Shares                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Percentage of founder earnout shares                     50.00%          
Aggregate 2020 Earnout Shares                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Percentage of founder earnout shares                     50.00%          
Kaleyra                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Minimum required holding per share of common stock by a holder to be deemed as shares earned | $ / shares                     $ 10.00          
Notes Due and Payable on 15 Month Anniversary of Closing Date                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Outstanding principal balance                     50.00%          
Maximum                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Proceeds from equity financing                     $ 50,000,000.00          
Net interest to pay dissolution expenses                     100,000          
Cash received from payoff financing proceeds                     $ 75,000,000.00          
Subsequent Event                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Aggregate principal amount     $ 319,221                          
Total contribution of aggregate amount   $ 1,164,302 924,302                          
Working Capital Notes                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Aggregate principal amount       252,568 64,932                     $ 133,728
Total contribution of aggregate amount       319,221 156,599                      
Working Capital Notes | Subsequent Event                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Aggregate principal amount     291,694                       $ 157,966  
Total contribution of aggregate amount     610,915                          
Unsecured Promissory Notes                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Aggregate principal amount               $ 1,437,500                
Share price | $ / shares               $ 0.10                
Non-convertible Unsecured Promissory Notes                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Aggregate principal amount           $ 240,000                    
Number of non-convertible unsecured promissory notes issued | PromissoryNote           4                    
Working Capital Notes                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Aggregate principal amount           $ 91,667                    
Share price | $ / shares           $ 10.00                    
Number of convertible unsecured promissory notes issued | PromissoryNote           4                    
Extension Notes                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Aggregate principal amount       204,302 240,000                      
Extension Notes | Subsequent Event                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Aggregate principal amount   924,302 684,302                     $ 1,440,000    
Extension Notes and Working Capital Notes | Subsequent Event                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Number of business days after the Company receives such Financing Proceeds 10 days                              
Notes, interest rate description Interest on the Amended Extension Notes and Amended Working Capital Notes will accrue at a fixed interest rate equal to the one-year U.S. dollar LIBOR interest rate published in The Wall Street Journal on the Closing of the Business Combination, which is one and ninety-one hundredths percent (1.09%), plus a margin of one percent (1%) per annum. All interest shall be computed on the basis of a 365-day year and the actual number of days elapsed.                              
Notes, LIBOR interest rate 1.09%                              
Extension Notes and Working Capital Notes | Subsequent Event | Maximum                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Proceeds from equity financing $ 11,500,000.00                              
Extension Notes and Working Capital Notes | Subsequent Event | London Interbank Offered Rate (LIBOR)                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Notes, interest rate 1.00%                              
Second Closing of Offering                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Net proceeds from sale of units                 18,750,000              
Initial Public Offering                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Sale of units in initial public offering | shares                   12,500,000            
Gross proceeds from issuance of initial public offering                   $ 125,000,000            
Sale of stock price per unit | $ / shares                     $ 0.10   $ 0.10      
Proceeds from sale of Units, net of underwriting discounts paid                   $ 122,500,000            
Sale of stock, total deposit                     $ 1,437,500 125,000,000        
Initial Public Offering | Second Closing of Offering                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Proceeds from sale of Units, net of underwriting discounts paid                 $ 18,662,440              
Private Placement                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Sale of units in initial public offering | shares                   489,500            
Sale of stock price per unit | $ / shares                   $ 10.00            
Number of additional investors | Investor                   3            
Gross proceeds from issuance of units in initial private placement                   $ 4,895,000            
Proceeds from sale of Private Placement Units                   $ 2,500,000            
Sale of stock, total deposit                       4,982,560        
Private Placement | Second Closing of Offering                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Sale of stock price per unit | $ / shares                 $ 10.00              
Gross proceeds from issuance of units in initial private placement                 $ 87,560              
Number of additional units purchased by underwriters | shares                 8,756              
Over-Allotment Option                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Sale of stock price per unit | $ / shares                 $ 10.00              
Number of additional units purchased by underwriters | shares                 1,875,000              
Sale of stock, total deposit                       $ 18,750,000        
Over-Allotment Option | Second Closing of Offering                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Sale of stock price per unit | $ / shares                 $ 10.00              
Number of additional units purchased by underwriters | shares                 1,875,000              
Gross proceeds from issuance of units in over-allotment option                 $ 18,750,000              
Trust Account                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Aggregate principal amount       $ 480,000 $ 240,000                     $ 110,029
Trust Account | Subsequent Event                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Aggregate principal amount   $ 240,000 $ 240,000                       $ 129,971  
Aggregate 2019 Earnout Shares | Restricted Stock Units (RSUs)                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Restricted stock units expected to vest | shares                     136,367          
Aggregate 2019 Earnout Shares | Proforma revenue | Earnout Shares, milestone 1 | Kaleyra                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Business combination, contingent consideration, liability, measurement input                     30   30      
Aggregate 2019 Earnout Shares | Proforma Adjusted EBITDA | Earnout Shares, milestone 1 | Kaleyra                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Business combination, contingent consideration, liability, measurement input                     45   45      
Aggregate 2020 Earnout Shares | Restricted Stock Units (RSUs)                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Restricted stock units expected to vest | shares                     136,361          
Aggregate 2020 Earnout Shares | Proforma revenue | Earnout Shares, milestone 2 | Kaleyra                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Business combination, contingent consideration, liability, measurement input                     30   30      
Aggregate 2020 Earnout Shares | Proforma Adjusted EBITDA | Earnout Shares, milestone 2 | Kaleyra                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Business combination, contingent consideration, liability, measurement input                     45   45      
Aggregate 2019 Earnout Shares or 2020 Earnout Shares | Earnout Shares Milestone Three | Kaleyra                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Earnout Reduction, description                     Notwithstanding the above, to the extent that the requisite level of adjusted EBITDA for a fiscal year for the issuance of Earnout Shares is achieved but the requisite level of revenue is not so achieved, as long as the revenue for such fiscal year is at least eighty percent (80%) of the requisite level of revenue for the issuance of Earnout Shares, then the aggregate 2019 Earnout Shares or 2020 Earnout Shares, as applicable, will be deemed earned and issuable, but in an amount reduced by 0.5% for every 1.0% revenue for such fiscal year is below the revenue target for such fiscal year (the “Earnout Reduction”)          
Minimum requisite level of revenues, percentage, to deem as shares earned and issuable                     80.00%   80.00%      
Percentage of shares reduced for reduction in revenue target                     0.50%   0.50%      
Percentage of revenues used to reduce shares issuable due to reduction in revenue target                     1.00%   1.00%      
Lock-Up | Restricted Stock Units (RSUs)                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Restricted stock units expected to vest | shares                     1,018,181          
Lock-Up | Minimum                                
Organization Consolidation And Presentation Of Financial Statements Disclosure [Line Items]                                
Sale of stock price per unit | $ / shares                     $ 12.00   $ 12.00