Restructuring (Narrative) (Details) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015 USD ($) employee	Sep. 30, 2014 USD ($)	Sep. 30, 2015 USD ($) employee	Sep. 30, 2014 USD ($)
Restructuring and Related Activities [Abstract]
Restructuring costs	$ 4,723	$ 0	$ 4,723	$ 0
Number of employees | employee	90		90
Restructuring, expected cost	$ 10,000		$ 10,000