Balance Sheet Components
 12 Months Ended
Dec. 31, 2021
Organization, Consolidation and Presentation of Financial Statements [Abstract]  
Balance Sheet Components Balance Sheet Components
Property and Equipment, Net
Property and equipment, net consists of the following:
As of
Estimated Useful LivesDecember 31, 2021December 31, 2020
Furniture and fixtures5 years$960 $960 
Computers, software and equipment3 years1,423 1,220 
Leasehold improvementsShorter of estimated useful life or remaining term of lease1,278 1,278 
3,661 3,458 
Less: Accumulated depreciation and amortization(2,473)(2,041)
Total property and equipment, net$1,188 $1,417 
Depreciation and amortization expense for property and equipment was $431, $451 and $624 for the years ended December 31, 2021, 2020 and 2019, respectively.
Accrued Expenses
Accrued expenses consist of the following:
As of
December 31, 2021December 31, 2020
Commission and variable compensation$22,155 $17,271 
Payroll and benefits5,164 3,645 
Other accrued expenses19,134 11,218 
Total accrued expenses$46,453 $32,134