Restructuring Expenses (Tables)

9 Months Ended

Sep. 30, 2019

Restructuring and Related Activities [Abstract]

Schedule of components of restructuring expenses

The following table displays charges taken related to restructuring activities during the nine months ended September 30, 2019 and a rollforward of the changes to the accrued balances as of September 30, 2019 (in thousands): 

	Workforce reduction			Contract termination			Other			Total
Balance accrued at December 31, 2018	$	—		$	—		$	—		$	—
2019 restructuring charges	7,034			229			157			7,420
Payments	(5,257		)	(229		)	(157		)	(5,643		)
Balance accrued at June 30, 2019	1,777			—			—			1,777
Payments	(579		)	—			—			(579		)
Balance accrued at September 30, 2019	$	1,198		$	—		$	—		$	1,198