Equity (Narrative) (Details)		9 Months Ended	12 Months Ended
	Jun. 15, 2015 $ / shares	Jun. 27, 2015 USD ($) shares $ / shares	Sep. 27, 2014 USD ($) $ / shares shares	Aug. 31, 2014 USD ($)
Class of Stock [Line Items]
Stock Repurchase Program, Remaining Number of Shares Authorized to be Repurchased		27,900,000
TEU's issued (in units)			30,000,000
TEU's Dividend Rate			4.75%
Proceeds from Issuance of Tangible Equity Units, Net | $			$ 1,454,000,000
TEUs, stated amount per unit (in dollars per unit) | $ / shares			$ 50
TEUs, Equity Component | $			$ 1,295,000,000
TEUs, Debt Component | $		$ 157,000,000	205,000,000
TEUs, Debt Component, Current | $			65,000,000
Convertible Debt [Member] | Tangible Equity Unit, Senior Amortizing Note [Member]
Class of Stock [Line Items]
Senior amortizing note, initial principal amount | $			$ 6.83
Senior amortizing note, interest rate			1.50%
Senior amortizing note, quarterly principal and interest payment, first three annual quarters | $			$ 0.59
Hillshire Brands Company [Member]
Class of Stock [Line Items]
Proceeds from Issuance of Common Stock | $			$ 873,000,000
Senior amortizing note, initial principal amount | $				$ 840,000,000
Class A [Member]
Class of Stock [Line Items]
Common Stock, Dividends, Per Share, Cash Paid | $ / shares	$ 0.10
Class A [Member] | Convertible Debt [Member] | Tangible Equity Unit, Senior Amortizing Note [Member]
Class of Stock [Line Items]
Senior amortizing note, conversion price | $ / shares		$ 47.17
Senior amortizing note, number of shares per contract if applicable market value equal to or greater than conversion price		1.0600
Senior amortizing note, reference price | $ / shares		$ 37.74
Senior amortizing note, if applicable market value greater than reference price, number of shares equal to amount divided by Applicable Market Value | $ / shares		$ 50
Senior amortizing note, number of shares per contract, if Applicable Market Value is less than or equal to reference price		1.3252
Senior amortizing note, consecutive trading days for calculation of applicable market value		20 days
Debt Instrument, Convertible, Dividend Threshold Amount | $ / shares		$ 0.075
Senior amortizing note, incremental common shares attributable to dilutive effect of conversion, if applicable market value higher than reference price		8,000,000
Class A [Member] | Convertible Debt [Member] | Tangible Equity Unit, Senior Amortizing Note [Member] | Minimum [Member]
Class of Stock [Line Items]
Senior amortizing note, number of shares to be issued		31,800,000
Class A [Member] | Convertible Debt [Member] | Tangible Equity Unit, Senior Amortizing Note [Member] | Maximum [Member]
Class of Stock [Line Items]
Senior amortizing note, number of shares to be issued		39,800,000
Class A [Member] | Hillshire Brands Company [Member]
Class of Stock [Line Items]
Stock Issued During Period, Shares, New Issues			23,800,000
Class A [Member] | Share Repurchase Program [Member]
Class of Stock [Line Items]
Stock Repurchase Program, Increase (Decrease) in Authorized Shares			25,000,000