The Company and Subsequent Events (Tables)

9 Months Ended

Sep. 30, 2018

Company And Subsequent Events [Abstract]

Summary of Reconciliation of Restructuring Liability

Restructuring Liability

A reconciliation of the beginning and ending restructuring liability is as follows:

	One-Time Employee Termination Benefit Costs			Contract Termination Costs			Consulting Costs				Asset Disposal Costs		Total
Nine Months Ended September 30, 2018
Balance, beginning of period	$	—		$	—		$	—		$	—		$	—
Additions, charged to costs		6,550			1,035			2,956			2,357			12,898
Payments		(5,395	)		(101	)		(2,956	)		(2,357	)		(10,809	)
Balance, end of period	$	1,155		$	934		$	—		$	—		$	2,089