Property and Equipment, Net (Tables)

6 Months Ended

Jun. 30, 2020

Property, Plant and Equipment [Abstract]

Schedule of components of property and equipment, net

Property and equipment, net consists of the following:

		June 30,		December 31,
	Estimated Useful Life	2020		2019
Cost:
Computer equipment and software	3 years	$	71,090	$	72,190
Leasehold improvements	Shorter of the lease term or useful life of the asset	37,271		34,645
Office furniture and fixtures	3-7 years	10,668		10,832
Office equipment and other	3-5 years	6,925		6,850
Building and building improvements	7-39 years	2,669		2,647
Land	Not applicable	940		940
		129,563		128,104
Less: accumulated depreciation and amortization		(79,811)		(74,348)
Total property and equipment, net		$	49,752	$	53,756

Depreciation and amortization expense was as follows:

	Three Months Ended				Six Months Ended
	June 30,				June 30,
	2020		2019		2020		2019
Depreciation and amortization expense	$	5,363	$	6,751	$	10,680	$	11,117