Property and Equipment, net

9 Months Ended

Sep. 30, 2021

Property, Plant and Equipment [Abstract]

Property and Equipment, net

4. Property and Equipment, net

(in thousands)	December 31, 2020			September 30, 2021
Furniture and fixtures	$	3,925		$	3,214
Computers and equipment		34,895			36,835
Leasehold improvements		10,928			7,762
		49,748			47,811
Less: Accumulated depreciation		(35,618	)		(37,397	)
Total property and equipment, net	$	14,130		$	10,414

During the three months ended September 30, 2020 and 2021, depreciation expense on property and equipment was $1.7 million and $1.1 million, respectively. During the nine months ended September 30, 2020 and 2021, depreciation expense on property and equipment was $5.5 million and $3.5 million, respectively. Write down of abandoned property and equipment no longer in use was $0.6 million for the three months ended September 30, 2020. Write down of abandoned property and equipment no longer in use was $0.6 million and $2.8 million for the nine months ended September 30, 2020 and 2021, respectively.