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Financial Instruments and Fair Value Measurements (Narrative) (Details) lb in Thousands, $ in Thousands		3 Months Ended					9 Months Ended		12 Months Ended
		Sep. 30, 2015 USD ($)	Dec. 31, 2014 USD ($)		Sep. 30, 2014 USD ($)	Jun. 30, 2014 USD ($)	Sep. 30, 2015 USD ($)	Sep. 30, 2014 USD ($)	Dec. 31, 2014 USD ($) lb		Oct. 15, 2015 USD ($)	Sep. 01, 2014 USD ($)	Oct. 04, 2010 USD ($)
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Amount from cash flow hedge derivatives to be reclassified		$ 28					$ 28
Goodwill impairment charge (benefit)					$ (5,802)			$ 23,498
Euro-Denominated Foreign Currency Forward Contracts [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Gain (loss) on derivative instruments held for trading purposes, net		(9)			$ 1,064		$ 307	1,089
Mexican Peso-Denominated Foreign Currency Forward Contracts [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Gain (loss) on derivative instruments that were de-designated								320
Copper Commodity [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Gain (loss) on derivative instruments that were de-designated								$ 77
Interest Rate Swap [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Discription of variable rate basis of derivative							the Company paid a variable interest rate equal to the six-month London Interbank Offered Rate ("LIBOR") plus 7.2%
Fixed interest rate					9.50%			9.50%
Reduction in interest expense as a result of swap					$ (194)			$ (625)
Senior Notes [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Face value of senior secured notes												$ 175,000	$ 175,000
Fixed interest rate					9.50%			9.50%
Fair Value Hedging [Member] | Interest Rate Swap [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Gain on termination of Interest Rate Swap			$ 371
Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] | Forward Currency Contracts [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Notional amounts		13,685	26,266	[1]			$ 13,685		$ 26,266	[1]
Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] | U.S. Dollar Denominated Foreign Currency Forward Contracts, Swedish Krona Functional Currency [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Notional amounts		2,940	11,718				2,940		11,718
Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] | U.S. Dollar Denominated Foreign Currency Forward Contracts, Swedish Krona Functional Currency [Member] | Subsequent Event [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Notional amounts											$ 10,007
Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] | U.S. Dollar Denominated Foreign Currency Forward Contracts Euro Functional Currency [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Notional amounts		1,071	4,266				1,071		4,266
Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] | U.S. Dollar Denominated Foreign Currency Forward Contracts Euro Functional Currency [Member] | Subsequent Event [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Notional amounts											$ 2,421
Designated as Hedging Instrument [Member] | Cash Flow Hedging [Member] | Mexican Peso-Denominated Foreign Currency Forward Contracts [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Notional amounts		9,674	10,282				9,674		10,282
Designated as Hedging Instrument [Member] | Fair Value Hedging [Member] | Interest Rate Swap [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Notional amounts					$ 45,000			$ 45,000
Not Designated as Hedging Instrument [Member] | Forward Currency Contracts [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Notional amounts		1,694	3,523	[1]			1,694		3,523	[1]
Not Designated as Hedging Instrument [Member] | Euro-Denominated Foreign Currency Forward Contracts [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Notional amounts		$ 1,694	$ 3,523				$ 1,694		$ 3,523
Not Designated as Hedging Instrument [Member] | Copper Commodity [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Fixed price commodity contracts (in pounds) | lb	[1]								317
London Interbank Offered Rate (LIBOR) [Member] | Interest Rate Swap [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Variable interest rate in addition to LIBOR					7.20%			7.20%
PST [Member]
Fair Value Measurements, Recurring and Nonrecurring, Valuation Techniques [Line Items]
Goodwill impairment charge (benefit)						$ 29,300		$ 23,498
[1] Notional amounts represent the gross contract / notional amount of the derivatives outstanding. The fixed price commodity contract notional amounts are in pounds.

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