Restructuring Expense (Tables)

3 Months Ended

Mar. 31, 2020

Restructuring Expense

Summary of restructuring activities

		Severance and Other Restructuring Costs
Accrued restructuring, December 31, 2019	$	282
Provision for restructuring expense		579
Cash payments		(219)
Accrued restructuring, March 31, 2020	$	642