Property and Equipment, Net (Tables)

3 Months Ended

Mar. 31, 2019

Property, Plant and Equipment [Abstract]

Components of Property and Equipment

Property and equipment consisted of the following (in thousands):

	March 31, 2019				December 31, 2018
Computer hardware		$	180,456			$	177,237
Computer software		379,415				378,734
Furniture and equipment		109,060				107,421
Leasehold improvements		161,685				160,521
Other		11,155				10,319
Property and equipment, cost		841,771				834,232
Accumulated depreciation		(716,249		)		(709,056		)
Property and equipment, net		$	125,522			$	125,176