COST OF REVENUE (Tables)

12 Months Ended

Dec. 31, 2015

Cost of Revenue [Abstract]

Schedule of components of cost of revenue

The components of cost of revenue were as follows for the years ended December 31:

(in thousands)	2015		2014		2013
Compensation and benefits	$	261,839	$	255,889	$	156,812
Outside fees and services	248,278		243,325		193,233
Reimbursable expenses	107,344		137,634		102,478
Technology and telecommunications	43,177		48,834		25,534
Depreciation and amortization	26,689		21,498		14,423
Total	$	687,327	$	707,180	$	492,480