Restructuring Activities (Tables)

12 Months Ended

Dec. 31, 2021

Restructuring And Related Activities [Abstract]

Summary of Charges Related to Restructuring Activities

The following table summarizes the charges related to the restructuring activities for the year ended December 31, 2020:

(in thousands)	Accrued Restructuring Expenses at January 1, 2020		Expenses		Less: Payments			Accrued Restructuring Expenses at December 31, 2020
Severance, benefits and related costs    due to workforce reduction	$	66	$	—	$	(66	)	$	—
Totals	$	66	$	—	$	(66	)	$	—