Restructuring (Tables)

9 Months Ended

Sep. 30, 2018

Restructuring And Related Activities [Abstract]

Rollforward of accrued restructuring liability

A rollforward of the accrued restructuring liability is presented below (in thousands):

Balance at January 1, 2018	$	520
Accrued restructuring charges		398
Payments		(379	)
Balance at March 31, 2018		539
Accrued restructuring charges		193
Payments		(250	)
Balance at June 30, 2018		482
Accrued restructuring charges		167
Payments		(313	)
Balance at September 30, 2018	$	336