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

Commitments and Contingencies (Details)

v3.21.2
Commitments and Contingencies (Details) - Evolv Technologies Holdings Inc [Member] - USD ($)
3 Months Ended 12 Months Ended
Mar. 31, 2021
Mar. 31, 2020
Dec. 31, 2020
Dec. 31, 2019
Future minimum lease payment $ 100,000      
Rent expense $ 100,000 $ 100,000 $ 400,000 $ 400,000
Indemnification liability     $ 0 $ 0