COST OF REVENUE (Tables)

6 Months Ended

Jun. 30, 2016

Cost of Revenue [Abstract]

Schedule of components of cost of revenue

The components of cost of revenue were as follows:

	Three months ended   June 30,				Six months ended   June 30,
(in thousands)	2016		2015		2016		2015
Compensation and benefits	$	69,773	$	64,890	$	134,836	$	134,216
Outside fees and services	73,326		54,822		145,129		108,069
Reimbursable expenses	13,783		30,830		29,237		62,786
Technology and telecommunications	10,703		10,355		20,643		22,248
Depreciation and amortization	6,786		7,262		13,389		13,666
Total	$	174,371	$	168,159	$	343,234	$	340,985