Derivative Instruments - Designated as hedging, Financial Performance Narrative (Details) (Designated as Hedging Instrument [Member], USD $) In Millions, unless otherwise specified	3 Months Ended
Mar. 31, 2014
Derivative Instruments, Gain (Loss) [Line Items]
Gain (Loss) Reclassification from AOCI into Earnings, Estimate of Time to Transfer	12 months
Interest Expense [Member] \| Interest Rate Swap [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain (loss) expected to be reclassified from AOCI into Earnings	$ 0.6
Cost of Sales [Member] \| Foreign Exchange Contract [Member]
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain (loss) expected to be reclassified from AOCI into Earnings	$ 0.3

Estimated period for the anticipated transfer of gain (loss), net, from accumulated other comprehensive income into earnings, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

No definition available.

Name:	us-gaap_DerivativeInstrumentsGainLossReclassificationFromAccumulatedOCIToIncomeEstimateOfTimeToTransfer1
Namespace Prefix:	us-gaap_
Data Type:	xbrli:durationItemType
Balance Type:	na
Period Type:	duration