Restructuring Costs Restructuring Costs (Details 3) (USD $) In Thousands, unless otherwise specified	3 Months Ended	12 Months Ended
	Dec. 31, 2013	Dec. 31, 2014	Dec. 31, 2013	Dec. 31, 2012
Restructuring Cost and Reserve [Line Items]
Restructuring expenses		$ 16,383	$ 25,832	$ 2,000
Total COGS and SGA
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Beginning		21,861
Restructuring expenses	27,521	16,974	27,521	2,000
Utilization		(26,409)	(5,660)
Restructuring Reserve, Ending	21,861	12,426	21,861
Total COGS and SGA | Employee Severance [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Beginning		18,191
Restructuring expenses		11,860	19,866
Utilization		(19,110)	(1,675)
Restructuring Reserve, Ending	18,191	10,941	18,191
Total COGS and SGA | Asset write-down [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Beginning		0
Restructuring expenses		590	1,689
Utilization		(590)	(1,689)
Restructuring Reserve, Ending	0	0	0
Total COGS and SGA | Facility Exit [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring Reserve, Beginning		3,670
Restructuring expenses		4,524	5,966
Utilization		(6,709)	(2,296)
Restructuring Reserve, Ending	$ 3,670	$ 1,485	$ 3,670