Annual report pursuant to Section 13 and 15(d)

Property and Equipment, Net - Summary of Property and Equipment (Parenthetical) (Details)

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Property and Equipment, Net - Summary of Property and Equipment (Parenthetical) (Details) - USD ($)
Dec. 31, 2019
Dec. 31, 2018
Property Plant And Equipment [Line Items]    
Total property and equipment $ 6,039,000 $ 4,250,000
Servers    
Property Plant And Equipment [Line Items]    
Equipment under capital leases, gross 288,000 94,000
Accumulated depreciation 78,000 31,000
Total property and equipment 1,629,000 1,170,000
Assets-in-Progress    
Property Plant And Equipment [Line Items]    
Total property and equipment 665,000 $ 108,000
Internal-use Software Development In-progress    
Property Plant And Equipment [Line Items]    
Total property and equipment 546,000  
Software in-Progress    
Property Plant And Equipment [Line Items]    
Total property and equipment $ 119,000