Property and Equipment

9 Months Ended

Sep. 30, 2020

Property, Plant and Equipment [Abstract]

The following is a summary of property and equipment as of the dates presented:


	Useful Lives (Years)	September 30, 2020		December 31, 2019
Leasehold improvements	Shorter of lease term or economic life	$	29,326	$	28,141
Website and software development costs	2-3	31,991		27,602
Computer and office equipment	3	7,008		4,846
Software	3	1,125		595
Furniture	7	7,153		6,965
Construction in progress	N/A	4,393		475
Property and equipment, gross		80,996		68,624
Accumulated depreciation and amortization		(38,786)		(29,047)
Total Property and equipment		$	42,210	$	39,577

Depreciation and amortization expense for property and equipment amounted to $3,594 and $2,453 for the three months ended September 30, 2020 and 2019, respectively, and $10,215 and $6,018 for the nine months ended September 30, 2020 and 2019, respectively. We capitalized software development costs, including stock-based compensation, of $2,773 and $2,620 for the three months ended September 30, 2020 and 2019, respectively, and $8,286 and $6,595 for the nine months ended September 30, 2020 and 2019, respectively.