Restructuring Expenses - Schedule of Restructuring and Related Costs (Details) (Facility Closing, USD $) In Thousands, unless otherwise specified	9 Months Ended
	Sep. 30, 2014
Restructuring Reserve [Roll Forward]
Restructuring Costs Liability, Beginning Period	$ 21,691
Restructuring Costs Incurred	1,611
Cash Payments	22,983
Restructuring Costs Liability, Period End	319
Total Cumulative Restructuring Costs Expected to Be Incurred	23,302
Severance - management and other personnel
Restructuring Reserve [Roll Forward]
Restructuring Costs Liability, Beginning Period	21,691
Restructuring Costs Incurred	1,130
Cash Payments	22,679
Restructuring Costs Liability, Period End	142
Total Cumulative Restructuring Costs Expected to Be Incurred	22,821
Other
Restructuring Reserve [Roll Forward]
Restructuring Costs Liability, Beginning Period	0
Restructuring Costs Incurred	481
Cash Payments	304
Restructuring Costs Liability, Period End	177
Total Cumulative Restructuring Costs Expected to Be Incurred	481
General and Administrative Expense
Restructuring Reserve [Roll Forward]
Restructuring Costs Incurred	$ 1,611