COST OF REVENUE (Tables)

6 Months Ended

Jun. 30, 2017

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)	2017		2016		2017		2016
Compensation and benefits	$	62,666	$	69,773	$	125,758	$	134,836
Outside fees and services	93,369		73,326		179,263		145,129
Reimbursable expenses	11,891		13,783		21,920		29,237
Technology and telecommunications	10,941		10,703		22,292		20,643
Depreciation and amortization	6,526		6,786		14,113		13,389
Total	$	185,393	$	174,371	$	363,346	$	343,234