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

Long-term Debt - Long-term debt (Details)

v3.21.2
Long-term Debt - Long-term debt (Details) - USD ($)
$ in Thousands
Jun. 30, 2021
Dec. 31, 2020
Dec. 31, 2019
Debt Instrument [Line Items]      
Lon-term debt   $ 16,432 $ 3,419
Less: Unamortized discount   (118)  
Less: Current portion of long-term debt     3,419
Long-term debt, net of discount   16,432  
Term loans payable      
Debt Instrument [Line Items]      
Gross amount of debt   10,000 3,419
Revolving line of credit outstanding      
Debt Instrument [Line Items]      
Gross amount of debt   3,550  
Convertible notes (as converted to common stock)      
Debt Instrument [Line Items]      
Gross amount of debt   3,000  
Evolv Technologies Holdings, Inc.      
Debt Instrument [Line Items]      
Gross amount of debt $ 48,224 16,550  
Lon-term debt 48,154 16,432  
Less: Unamortized discount (70) (118)  
Less: Current portion of long-term debt 29,606   $ 3,419
Long-term debt, net of discount 18,548 16,432  
Evolv Technologies Holdings, Inc. | Term loans payable      
Debt Instrument [Line Items]      
Gross amount of debt 10,000 10,000  
Evolv Technologies Holdings, Inc. | Revolving line of credit outstanding      
Debt Instrument [Line Items]      
Gross amount of debt 5,422 3,550  
Evolv Technologies Holdings, Inc. | Convertible notes (as converted to common stock)      
Debt Instrument [Line Items]      
Gross amount of debt $ 32,802 $ 3,000