Debt Including Capital Lease Obligations - Asset-Based Lending Facility (Details) - USD ($) $ in Thousands		6 Months Ended	24 Months Ended
	Feb. 05, 2013	Jun. 30, 2015	Feb. 05, 2017	Feb. 05, 2015
Line of Credit Facility [Line Items]
2015 ABL Facility financing fees			$ 3,000
Debt Instrument, Covenant Description		5
Abl Facility, Letter of Credit [Member]
Line of Credit Facility [Line Items]
Long-term Line of Credit		$ 25,000
2015 ABL Facility [Member]
Line of Credit Facility [Line Items]
ABL Facility term	5 years
ABL maximum borrowings capacity				$ 150,000
Debt Instrument, Guarantee, Percentage of Subsidiary Equity, Domestic		100.00%
Debt Instrument, Guarantee, Percentage of Subsidiary Equity, Foreign		65.00%
2015 ABL Facility [Member] | LIBOR
Line of Credit Facility [Line Items]
Variable rate basis		LIBOR
Basis spread on variable rate		1.25%
Weighted average interest rate		1.44%
2015 ABL Facility [Member] | LIBOR | Minimum
Line of Credit Facility [Line Items]
Basis spread on variable rate		1.25%
2015 ABL Facility [Member] | LIBOR | Maximum
Line of Credit Facility [Line Items]
Basis spread on variable rate		1.75%
2015 ABL Facility [Member] | Base Rate
Line of Credit Facility [Line Items]
Variable rate basis		Base Rate
2015 ABL Facility [Member] | Base Rate | Minimum
Line of Credit Facility [Line Items]
Basis spread on variable rate		0.25%
2015 ABL Facility [Member] | Base Rate | Maximum
Line of Credit Facility [Line Items]
Basis spread on variable rate		0.75%
2015 ABL Facility [Member] | Fixed asset sub-line
Line of Credit Facility [Line Items]
ABL maximum borrowings capacity				19,550
Line of Credit Facility Increase				50,000
2015 ABL Facility [Member] | Fixed charge coverage ratio [Domain]
Line of Credit Facility [Line Items]
Percentage of cap line - Maximum		10.00%
2015 ABL Facility [Member] | Percentage limit of cap line - fixed charge ratio
Line of Credit Facility [Line Items]
Line of Credit Facility, Covenant Terms		10
Percentage of cap line - Maximum		0.00%
ABL Revolver [Member]
Line of Credit Facility [Line Items]
Remaining borrowing capacity of the Facility		$ 93,000
Line of Credit [Member] | 2013 ABL Term Loan
Line of Credit Facility [Line Items]
2013 ABL Term Loan				5,000
Convertible debt
Line of Credit Facility [Line Items]
Repurchased convertible notes, carrying value				$ 138,000