Restructuring Costs (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2016 USD ($)
Restructuring Reserve [Roll Forward]
Accrued expense balance as of December 31, 2015	$ (4,144)
Amounts paid	3,282
Additional accrued expense	(1,660)
Accrued expense balance as of March 31, 2016	$ (2,522)