Derivative Financial Instruments - Additional Information (Detail) (USD $) In Millions, unless otherwise specified		12 Months Ended				1 Months Ended		12 Months Ended		3 Months Ended
	Dec. 02, 2011	Apr. 28, 2012 Interest Rate Caps Maturity Date Of September 2018	Apr. 28, 2012 Interest Rate Cap	Apr. 28, 2012 Interest Rate Swap Maturity Date Of October 2017	Oct. 29, 2011 Interest Rate Swap Maturity Date Of October 2017	Mar. 31, 2008 Interest Rate Swap	Apr. 28, 2012 Interest Rate Swap Derivative	Apr. 28, 2012 Derivative	Apr. 28, 2012 Interest Rate Swap Agreement Matured In February 2012 Derivative	Oct. 30, 2010 Foreign Currency Contracts	Jul. 31, 2010 Foreign Currency Contracts
Derivative [Line Items]
Agreement expiration period	364 days
Notional amount of derivatives		$ 416		$ 75	$ 110
Maturity date		Sep. 01, 2018		Oct. 01, 2017				Nov. 01, 2011	Feb. 01, 2012
Number of interest rate caps purchased by PDC Funding			2
Number of interest rate caps sold			2
Number of interest rate caps							2
Number of interest rate caps matured								1	1
Gain on derivative contract						1.0					0.1
Loss on derivative contract										$ 2.0