Restructuring Activities and Spin Transaction Costs Pre-2016 Restructuring activities (Details) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended		6 Months Ended
	Jun. 30, 2016	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2016	Jun. 30, 2015
Pre-2016 Restructuring activities [Abstract]
Restructuring Charges	$ 29,400	$ 31,616	$ 6,212	$ 35,626	$ 8,566
Pre-2016 Restructuring Charges		$ 1,100	$ 5,300	$ 3,200	$ 7,700