Debt Including Capital Lease Obligations - Asset-Based Lending Facility (Details) (USD $)	0 Months Ended	6 Months Ended	5 Months Ended	6 Months Ended	5 Months Ended					6 Months Ended	5 Months Ended						3 Months Ended		5 Months Ended							6 Months Ended				6 Months Ended
	Feb. 05, 2013 ABL Facility	Jun. 30, 2013 ABL Facility	Jun. 30, 2013 ABL Facility LIBOR	Jun. 30, 2013 ABL Facility LIBOR	Jun. 30, 2013 ABL Facility Base Rate	Jun. 30, 2013 ABL Facility After June 30, 2013 LIBOR Minimum	Jun. 30, 2013 ABL Facility After June 30, 2013 LIBOR Maximum	Jun. 30, 2013 ABL Facility After June 30, 2013 Base Rate Minimum	Jun. 30, 2013 ABL Facility After June 30, 2013 Base Rate Maximum	Jun. 30, 2013 ABL Term Loan	Jun. 30, 2013 ABL Term Loan LIBOR	Jun. 30, 2013 ABL Term Loan LIBOR Minimum	Jun. 30, 2013 ABL Term Loan LIBOR Maximum	Jun. 30, 2013 ABL Term Loan Base Rate	Jun. 30, 2013 ABL Term Loan Base Rate Minimum	Jun. 30, 2013 ABL Term Loan Base Rate Maximum	Jun. 30, 2013 ABL Revolver	Jun. 30, 2013 Fixed asset sub-line	Jun. 30, 2013 Fixed asset sub-line LIBOR	Jun. 30, 2013 Fixed asset sub-line Base Rate	Jun. 30, 2013 Fixed asset sub-line After June 30, 2013 LIBOR Minimum	Jun. 30, 2013 Fixed asset sub-line After June 30, 2013 LIBOR Maximum	Jun. 30, 2013 Fixed asset sub-line After June 30, 2013 Base Rate Minimum	Jun. 30, 2013 Fixed asset sub-line After June 30, 2013 Base Rate Maximum	Jun. 30, 2013 ABL Facility, letter of credit	Jun. 30, 2013 Senior notes 7.875% Senior Notes	Feb. 28, 2013 Senior notes 7.875% Senior Notes	Feb. 05, 2013 Senior notes 7.875% Senior Notes	Jun. 30, 2012 Senior notes 7.875% Senior Notes	Jun. 30, 2013 Senior notes 7.875% Senior Notes Maximum
Line of Credit Facility [Line Items]
ABL Facility term	5 years
Stated interest rate on debt instrument																										7.875%	7.875%	7.875%	7.50%
ABL Facility maturity period prior to maturity of the 4.25% Convertible Senior Notes		60 days
ABL maximum borrowings capacity		$ 200,000,000								$ 7,500,000
ABL Term Loan periodic payment										2,000,000
ABL Revolver repayments																	28,000,000
ABL Revolver borrowing capacity																	123,000,000	21,000,000
ABL amount outstanding																									23,000,000
Remaining borrowing capacity of the Facility																	$ 100,000,000
Variable rate basis		LIBOR	LIBOR		Base Rate						LIBOR			Base Rate					LIBOR	Base Rate
Basis spread on variable rate			2.00%	3.00%	0.50%	1.75%	2.25%	0.25%	0.75%			2.75%	3.25%		1.25%	1.75%			2.50%	1.00%	2.25%	2.75%	0.75%	1.25%
Weighted average interest rate			3.19%	3.19%
Percentage of stocks of domestic subsidiaries, subject to exception and lien		100.00%																								100.00%
Percentage of stocks of foreign subsidiaries, subject to exception and lien		65.00%																												65.00%
Excess availability percentage - as related to the fixed charge coverage ratio covenant		10.00%
Excess availability percentage - as related to clause requiring to maintain cash in accounts subject to control of collateral agent		12.50%