Preferred Stock (Tables)

9 Months Ended

Sep. 30, 2016

Equity [Abstract]

Change in Redemption Value of Convertible Preferred Stock

The change in the redemption value of the redeemable convertible preferred stock for the nine months ended September 30, 2015 was as follows:

Redeemable Convertible Preferred Stock
	(in thousands)
Series B	$	46,976
Series B-1		36,961
Series C		52,832
Series D		237,246
Total adjustment to redemption value on redeemable convertible preferred stock	$	374,015