Restructuring Expenses (Tables)

6 Months Ended

Jun. 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 six months ended June 30, 2019 and a rollforward of the changes to the accrued balances as of June 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	(2,159		)	(59		)	(144		)	(2,362		)
Balance accrued at March 31, 2019	$	4,875		$	170		$	13		$	5,058
Payments	(3,098		)	(170		)	(13		)	(3,281		)
Balance accrued at June 30, 2019	$	1,777		$	—		$	—		$	1,777