Restructuring Activity (Details) - USD ($) $ in Thousands	3 Months Ended			9 Months Ended
	Sep. 30, 2015		Sep. 30, 2014	Sep. 30, 2015		Sep. 30, 2014	Dec. 31, 2014
Restructuring Cost (Gain) and Reserve [Line Items]
Defined Benefit Plan, Recognized Net Gain (Loss) Due to Curtailments				$ 3,080		$ 0
Multiemployer Plans, Withdrawal Obligation	$ 5,500			5,500
Restructuring Costs (Gains)				39,988
Restructuring expense (income)	1,204		$ (5,147)	17,653		(3,501)
Restructuring Reserve	12,653			12,653			$ 636
Employee Termination and Related Benefits [Member]
Restructuring Cost (Gain) and Reserve [Line Items]
Restructuring Costs (Gains)	(987)		67	13,265		937
Restructuring Reserve, Current	11,958			11,958
Restructuring Reserve	11,958	[1]		11,958	[1]		0
Moving Costs Associated with Plant Consolidations [Member]
Restructuring Cost (Gain) and Reserve [Line Items]
Restructuring Costs (Gains)	1,733		133	2,334		909
Restructuring Reserve	0			0			0
Lease Termination Costs [Member]
Restructuring Cost (Gain) and Reserve [Line Items]
Restructuring Costs (Gains)	364		186	364		186
Restructuring Reserve, Current	598			598
Restructuring Reserve	695	[2]		695	[2]		636
Restructuring Reserve, Noncurrent	97			97
Professional Fees [Member]
Restructuring Cost (Gain) and Reserve [Line Items]
Restructuring Costs (Gains)	94		0	1,690		0
Restructuring Reserve	0			0			0
Gain on disposal of fixed assets [Member]
Restructuring Cost (Gain) and Reserve [Line Items]
Restructuring Costs (Gains)	0		$ (5,533)	0		$ (5,533)
Inventory Write-off [Member]
Restructuring Cost (Gain) and Reserve [Line Items]
Restructuring Costs (Gains)				22,335
Restructuring Reserve	$ 0			$ 0			$ 0

[1] (a) As of September 30, 2015, the short-term portion of employee termination and related benefits of 11,958 is included in accrued and other current liabilities in the Condensed Consolidated Balance Sheets.

[2] (b) Payments on certain of the lease obligations are scheduled to continue until 2016. Market conditions and the Company’s ability to sublease these properties could affect the ultimate charge related to the lease obligations. Any potential recoveries or additional charges could affect amounts reported in the consolidated financial statements of future periods. As of September 30, 2015, the short-term portion of the lease termination costs of $598 are included in accrued and other current liabilities and the long-term portion of the lease termination costs of $97 are included in other non-current liabilities in the Condensed Consolidated Balance Sheets