Goodwill and Other Intangible Assets (Trademarks and Other Intangible Assets) (Details) (USD $)	3 Months Ended	6 Months Ended
	Oct. 28, 2012	Oct. 27, 2013	Apr. 28, 2013
Finite-Lived Intangible Assets [Line Items]
Intangible assets not subject to amortization		$ 12,390,000,000	$ 981,300,000
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Amortization expense for trademarks and other intangible assets	19,700,000
Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]		71,000,000
Trademarks
Finite-Lived Intangible Assets [Line Items]
Intangible assets not subject to amortization		11,560,000,000	846,900,000
Licenses
Finite-Lived Intangible Assets [Line Items]
Intangible assets not subject to amortization		776,900,000	19,400,000
Recipes/processes
Finite-Lived Intangible Assets [Line Items]
Intangible assets not subject to amortization			115,000,000
Other
Finite-Lived Intangible Assets [Line Items]
Intangible assets not subject to amortization		50,600,000
Successor
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Gross		1,284,050,000
Accumulated Amortization		(26,976,000)
Net		1,257,074,000
Amortization expense for trademarks and other intangible assets		27,000,000
Successor | Licenses
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Gross		123,119,000
Accumulated Amortization		(6,792,000)
Net		116,327,000
Successor | Customer-related assets
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Gross		1,136,287,000
Accumulated Amortization		(19,437,000)
Net		1,116,850,000
Successor | Other
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Gross		24,644,000
Accumulated Amortization		(747,000)
Net		23,897,000
Predecessor
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Gross			837,256,000
Accumulated Amortization			(403,008,000)
Net			434,248,000
Amortization expense for trademarks and other intangible assets		3,200,000
Predecessor | Licenses
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Gross			208,186,000
Accumulated Amortization			(169,666,000)
Net			38,520,000
Predecessor | Customer-related assets
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Gross			209,428,000
Accumulated Amortization			(77,310,000)
Net			132,118,000
Predecessor | Other
Intangible Assets, Net (Excluding Goodwill) [Abstract]
Gross			419,642,000
Accumulated Amortization			(156,032,000)
Net			$ 263,610,000