Restructuring Activities (Tables)

3 Months Ended

Mar. 31, 2020

Restructuring And Related Activities [Abstract]

Summary of Charges Related to Restructuring Activities

The following table summarizes the charges related to the restructuring activities as of March 31, 2020 and 2019:

(in thousands)	Accrued Restructuring Expenses at December 31, 2019		Expenses		Less: Payments			Accrued Restructuring Expenses at March 31, 2020
Severance, benefits and related costs due to workforce    reduction	$	66	$	—	$	(20	)	$	46
	$	66	$	—	$	(20	)	$	46
(in thousands)	Accrued Restructuring Expenses at December 31, 2018		Expenses		Less: Payments			Accrued Restructuring Expenses at March 31, 2019
Severance, benefits and related costs due to workforce    reduction	$	921	$	347	$	(1,059	)	$	209
Totals	$	921	$	347	$	(1,059	)	$	209