Restructuring (Activity in Restructuring Accruals) (Details) (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2014		Mar. 31, 2013
Restructuring Reserve [Roll Forward]
Balance at January 1, 2014	$ 0
Employee severance and related costs	9,650	[1]	0	[1]
Payments	(2,068)
Balance at March 31, 2014	7,582
Employee Severance and Related Costs [Member]
Restructuring Reserve [Roll Forward]
Balance at March 31, 2014	7,600
2014 Restructuring Program [Member] | Employee Severance and Related Costs [Member]
Restructuring Reserve [Roll Forward]
Employee severance and related costs	$ 9,650

[1] Represents expenses presented to management on a consolidated basis only and not allocated to the operating segments.