Annual report pursuant to Section 13 and 15(d)

Property and Equipment, Net - Additional Information (Details)

v3.20.4
Property and Equipment, Net - Additional Information (Details) - USD ($)
12 Months Ended
Dec. 31, 2020
Dec. 31, 2019
Property Plant And Equipment [Line Items]    
Depreciation and amortization expense $ 1,100,000 $ 879,000
Capitalized internal-use software development costs 3,700,000 602,000
Stock-based compensation expense capitalized 697,000  
Amortization of capitalized software development costs 507,000 $ 355,000
Internal-use Software In-use    
Property Plant And Equipment [Line Items]    
Capitalized internal-use software development costs 3,200,000  
Internal-use Software Development In-progress    
Property Plant And Equipment [Line Items]    
Capitalized internal-use software development costs $ 499,000