Restructuring (Tables)

12 Months Ended

Dec. 31, 2020

Restructuring And Related Activities [Abstract]

Summary of Restructuring Accrual Activity

The following table summarizes the Company’s restructuring accrual activity for the years ended December 31, 2020, and 2019:

	China Restructuring Severance			Lease Termination			Total
Balance at January 1, 2019	$	0		$	77		$	77
Restructuring expense		507			0			507
Payments made		(495	)		(143	)		(638	)
Payments received		0			99			99
Balance at December 31, 2019	$	12		$	33		$	45
Restructuring expense		124			0			124
Payments made		(136	)		(106	)		(242	)
Payments received		0			88			88
Balance at December 31, 2020	$	0		$	15		$	15