Goodwill and Other Intangible Assets (Details 2) (USD $) In Millions, unless otherwise specified	Jan. 19, 2014
Finite-Lived Intangible Assets, Amortization Expense, Maturity Schedule [Abstract]
Finite-Lived Intangible Assets, Amortization Expense, Remainder of Fiscal Year	$ 3
Finite-Lived Intangible Assets, Amortization Expense, Year Two	5
Finite-Lived Intangible Assets, Amortization Expense, Year Three	5
Finite-Lived Intangible Assets, Amortization Expense, Year Four	4
Finite-Lived Intangible Assets, Amortization Expense, Year Five	4
Finite-Lived Intangible Assets, Amortization Expense, after Year Five	42
Finite-Lived Intangible Assets, Net	$ 63