v3.20.4
Property and equipment
12 Months Ended
Dec. 31, 2020
Property and equipment  
Property and equipment

8. Property and equipment

The following is a summary of property and equipment, at cost less accumulated depreciation and amortization:

December 31, 

    

2020

    

2019

Leasehold improvements

$

596,242

$

550,427

Construction in progress

 

118,055

 

78,343

Software

 

65,532

 

60,814

Computer equipment

 

14,808

 

16,707

Furniture, fixtures and office equipment

 

2,506

 

2,140

Total property and equipment

 

797,143

 

708,431

Less: accumulated depreciation and amortization

 

(390,815)

 

(328,188)

Total property and equipment, net

$

406,328

$

380,243

Depreciation and amortization expense, which includes depreciation and amortization for property and equipment under finance leases, for the years ended December 31, 2020, 2019, and 2018 amounted to $78,313, $70,862, and $78,837, respectively.

During the years ended December 31, 2020, 2019, and 2018, we recognized $23, $370, and $148, respectively, of impairment losses primarily related to construction in progress projects that were abandoned. During the years ended December 31, 2020 and 2018, we also recognized $39 and $90, respectively, of losses on disposals of property and equipment.