v3.20.4
Balance Sheet Components
 12 Months Ended
Dec. 31, 2020
Balance Sheet Related Disclosures [Abstract]  
 Balance Sheet Components
5. Balance Sheet Components
Property and Equipment, Net
Property and equipment, net consisted of the following (in thousands):
 
  
As of December 31,
  
      2020      
 
      2019      
         
         
Leasehold improvements
 $        85,196   $93,530  
Computer equipment, software, and other
  22,275    32,757  
Furniture and fixtures
  9,976    10,753  
Construction in progress
  493    3,161  
  
 
 
 
 
 
 
 
Total property and equipment, gross
  117,940            140,201  
Less: accumulated depreciation and amortization
  (88,399)   (108,612) 
  
 
 
 
 
 
 
 
Total property and equipment, net
 $29,541   $31,589  
  
 
 
 
 
 
 
 
Depreciation and amortization expense related to property and equipment, net was $13.9 million, $12.2 million, and $13.8 million for the years ended December 31, 2020, 2019, and 2018, respectively.
Accrued Liabilities
Accrued liabilities consisted of the following (in thousands):
 
  
As of December 31,
 
  
      2020      
  
      2019      
         
Accrued payroll and related expenses
 $         85,466  $         31,355 
Accrued other liabilities
  73,080   95,265 
  
 
 
  
 
 
 
Total accrued liabilities
 $158,546  $126,620