Severance and Other Separation Costs (Tables)

12 Months Ended

Dec. 31, 2021

Restructuring And Related Activities [Abstract]

Schedule of Restructuring Program Activity

The 2020 Restructuring Program activity for the years ended December 31, 2021 and 2020 was as follows:

	2020 Restructuring Program
	(In thousands)
Liability as of December 31, 2019	$	—
Costs incurred		2,658
Payments made		(2,513	)
Liability as of December 31, 2020	$	145
Costs incurred		—
Payments made		(145	)
Liability as of December 31, 2021	$	—