Property and Equipment (Tables)

12 Months Ended

Dec. 31, 2017

Property Plant And Equipment [Abstract]

Property and Equipment

Property and equipment consisted of the following at December 31:

	2017			2016
Leasehold improvements	$	18,873		$	17,847
Software		42,835			41,269
Furniture and equipment		26,076			26,570
Computers		28,826			28,874
		116,610			114,560
Accumulated depreciation and amortization		(78,558	)		(74,076	)
Total property and equipment, net	$	38,052		$	40,484