Restructuring Charges (Tables)

12 Months Ended

Dec. 31, 2019

Restructuring and Related Activities [Abstract]

Schedule of Restructuring Charges by Type of Cost

Restructuring charges are as follows (in thousands):

	Employee Separation Costs		Asset Related and Other Costs		Total
Costs incurred and charged to expense for the year ended December 31, 2019	$	1,770	$	728	$	2,498
Costs incurred and charged to expense for the year ended December 31, 2018	$	1,873	$	—	$	1,873

Schedule of Restructuring Reserve by Type of Cost

Changes to the accrued restructuring liability (which is included in Accrued and other current liabilities) for 2019 and 2018 (in thousands):

	Employee Separation Costs		Asset Related and Other Costs		Total
Accrued liability as of December 31, 2017	$	244	$	—	$	244
Costs incurred and charged to expense for the year ended December 31, 2018	1,873		—		1,873
Cash payments	(1,362)		—		(1,362)
Accrued liability as of December 31, 2018	755		—		755
Costs incurred and charged to expense for the year ended December 31, 2019, excluding noncash charges	1,770		174		1,944
Cash payments	(2,203)		—		(2,203)
Accrued liability as of December 31, 2019	$	322	$	174	$	496