Financial Instruments - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended			9 Months Ended			12 Months Ended
	Sep. 28, 2013		Sep. 29, 2012	Sep. 28, 2013		Sep. 29, 2012	Dec. 31, 2012
Financial Instruments [Line Items]
Long-term debt	$ 1,057.0	[1]		$ 1,057.0	[1]		$ 626.3
Gains (losses) recorded in accumulated other comprehensive loss	0.2			0.2			19.9
Expected amount to be reclassified into earnings from accumulated other comprehensive loss				1.2
Guilford Mills | Fair Value, Inputs, Level 3 | Property Plant and Equipment
Financial Instruments [Line Items]
Fair value measured on a non-recurring basis							89.9
Guilford Mills | Fair Value, Inputs, Level 3 | Intangible Assets
Financial Instruments [Line Items]
Fair value measured on a non-recurring basis							56.0
Commodity Contract | Cost of Sales
Financial Instruments [Line Items]
Gains (losses) reclassified from accumulated other comprehensive loss						0.2
Commodity Contract | Designated as Hedging Instrument
Financial Instruments [Line Items]
Gains (losses) reclassified from accumulated other comprehensive loss						0.2
Foreign Exchange Contract
Financial Instruments [Line Items]
Derivative, fair value, net	1.5			1.5			19.9
Other derivatives not designated as hedging instruments, fair value, net	1.3			1.3			0
Foreign Exchange Contract | Cost of Sales
Financial Instruments [Line Items]
Gains (losses) reclassified from accumulated other comprehensive loss	7.0		0.1	24.4		6.3
Foreign Exchange Contract | Sales
Financial Instruments [Line Items]
Gains (losses) reclassified from accumulated other comprehensive loss	1.3		0.2	2.7		0.7
Foreign Exchange Contract | Designated as Hedging Instrument
Financial Instruments [Line Items]
Derivative maturities				18 months			17 months
Derivative, fair value, net	0.2			0.2			19.9
Gains (losses) reclassified from accumulated other comprehensive loss	(8.3)		(0.3)	(27.1)		5.6
Foreign Exchange Contract | Designated as Hedging Instrument | Cash Flow Hedging
Financial Instruments [Line Items]
Notional amount of derivatives	762.2			762.2			836.4
Foreign Exchange Contract | Not Designated as Hedging Instrument
Financial Instruments [Line Items]
Notional amount of derivatives	124.2			124.2			23.4
Derivative maturities				12 months			12 months
Derivative, fair value, net	1.3			1.3
Carrying (Reported) Amount, Fair Value Disclosure
Financial Instruments [Line Items]
Long-term debt	1,057.0			1,057.0			626.3
Estimate of Fair Value, Fair Value Disclosure
Financial Instruments [Line Items]
Long-term debt	$ 1,070.6			$ 1,070.6			$ 696.6

[1] Unaudited.