Special Charges (Tables)

12 Months Ended

Dec. 31, 2018

Other Liabilities Disclosure [Abstract]

Schedule of Special Charges by Segment

The following table details the special charges by segment and corporate.

	Year Ended December 31,
Special Charges by Segment	2017		2016
Corporate Finance & Restructuring	$	5,440	$	—
Forensic and Litigation Consulting	12,334		2,304
Economic Consulting	6,624		—
Technology	5,057		7,529
Strategic Communications	7,752		—
	37,207		9,833
Unallocated Corporate	3,678		612
Total	$	40,885	$	10,445