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Property and Equipment, Net
 12 Months Ended
Dec. 31, 2020
Property, Plant and Equipment [Abstract]  
Property and Equipment, Net Property and Equipment, Net
Property and equipment, net consist of the following as of December 31, 2020 and 2019:
December 31,
20202019
Land$2,811 $2,811 
Building and improvements33,094 31,619 
Computer equipment and software44,369 47,472 
Furniture, fixtures, and equipment12,849 12,593 
Aircraft4,075 3,910 
Other58 79 
Property and equipment, at cost97,256 98,484 
Less: Accumulated depreciation(68,842)(68,852)
Total property and equipment, net$28,414 $29,632 
Depreciation expense for the years ended December 31, 2020, 2019, and 2018 was $10,166, $9,813, and $9,300, respectively.