General form of registration statement for all companies including face-amount certificate companies

Note Payable (Details)

v3.21.1
Note Payable (Details)
Mar. 31, 2021
USD ($)
Sep. 30, 2020
USD ($)
Apr. 08, 2020
USD ($)
installment
Sep. 30, 2019
USD ($)
May 24, 2019
USD ($)
Debt Instrument [Line Items]          
Principal amount         $ 300,000
Blade Urban Air Mobility [Member]          
Debt Instrument [Line Items]          
Notes payable, current $ 1,165,000 $ 1,165,000   $ 0  
Blade Urban Air Mobility [Member] | Paycheck Protection Program          
Debt Instrument [Line Items]          
Principal amount     $ 1,165,000    
Number of equal monthly installments | installment     18