COST OF REVENUE (Tables)

12 Months Ended

Dec. 31, 2020

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)	2020		2019		2018
Compensation and benefits	$	94,365	$	135,502	$	200,486
Outside fees and services	146,322		240,796		278,380
Technology and telecommunications	35,912		36,302		41,588
Reimbursable expenses	16,285		24,172		30,039
Depreciation and amortization	12,310		13,721		24,013
Cost of real estate sold	—		42,763		47,659
Total	$	305,194	$	493,256	$	622,165