PROPERTY AND EQUIPMENT (Tables)

12 Months Ended

Dec. 31, 2015

Property, Plant and Equipment [Abstract]

Property and equipment

Property and equipment at December 31, 2015 and 2014 consisted of the following (in thousands):

	2015			2014			Estimated Useful Lives (years)
Computer equipment and software	$	396,961		$	332,650		2 to 5 years
Office equipment, furniture, fixtures & leasehold improvements	138,171			110,297			2 to 11 years
Total	535,132			442,947
Less: accumulated depreciation and amortization	(260,346		)	(243,994		)
Property and equipment, net	$	274,786		$	198,953