Supplemental Financial Information - Additional Information (Detail) (USD $) In Millions, unless otherwise specified	Nov. 02, 2013	May 29, 2007 2007 Notes Issuer	Mar. 04, 2011 2011 Notes Issuer	Sep. 20, 2012 2012 Notes Issuer	Mar. 12, 2012 2012 Notes Issuer	Feb. 28, 2012 2012 Notes Issuer	May 14, 2013 2013 Notes Issuer	Mar. 15, 2013 2013 Notes Issuer
Debt Instrument [Line Items]
Principal amount of senior notes		$ 935.0	$ 450.0	$ 625.0	$ 100.0	$ 400.0	$ 320.0	$ 210.0
Percentage of ownership of domestic subsidiaries	100.00%
Percentage senior secured first lien notes				9.00%	9.00%	9.00%	7.75%	6.125%