Restructuring Charges (Tables)

3 Months Ended

Mar. 31, 2020

Restructuring And Related Activities [Abstract]

Changes to Restructuring Liability by Major Restructuring Activity

Changes to the restructuring liability by major restructuring activity are as follows:

	GES						Other Restructurings
(in thousands)	Severance & Employee Benefits			Facilities			Severance & Employee Benefits			Total
Balance at December 31, 2019	$	2,935		$	1,339		$	239		$	4,513
Restructuring charges		664			(8	)		195			851
Cash payments		(808	)		(223	)		(262	)		(1,293	)
Adjustment to liability		(80	)		(46	)		10			(116	)
Balance at March 31, 2020	$	2,711		$	1,062		$	182		$	3,955