Net Sales by Product Type Within Business Segment (Detail) (USD $) In Millions, unless otherwise specified	3 Months Ended								12 Months Ended
	Jun. 28, 2014	Mar. 29, 2014	Dec. 28, 2013	Sep. 28, 2013	Jun. 29, 2013	Mar. 30, 2013	Dec. 29, 2012	Sep. 29, 2012	Jun. 28, 2014	Jun. 29, 2013	Jun. 30, 2012
Segment Reporting Information [Line Items]
Total net sales	$ 1,064	$ 955	$ 1,082	$ 984	$ 962	$ 924	$ 1,060	$ 974	$ 4,085	$ 3,920	$ 3,958
Meat
Segment Reporting Information [Line Items]
Total business segment sales									2,167	2,103	2,117
Convenient Foods
Segment Reporting Information [Line Items]
Total business segment sales									730	685	647
Bakery
Segment Reporting Information [Line Items]
Total business segment sales									94	104	118
Commodities/Other
Segment Reporting Information [Line Items]
Total business segment sales									1	2	2
Retail [Member]
Segment Reporting Information [Line Items]
Total business segment sales									2,992	2,894	2,884
Meat
Segment Reporting Information [Line Items]
Total business segment sales									557	507	520
Convenient Foods
Segment Reporting Information [Line Items]
Total business segment sales									93	88	86
Bakery
Segment Reporting Information [Line Items]
Total business segment sales									343	343	344
Commodities/Other
Segment Reporting Information [Line Items]
Total business segment sales									100	88	75
Foodservice/ Other
Segment Reporting Information [Line Items]
Total business segment sales									1,093	1,026	1,025
Impact of businesses exited/disposed [Member]
Segment Reporting Information [Line Items]
Total business segment sales										0	55
Intersegment Eliminations [Member]
Segment Reporting Information [Line Items]
Total business segment sales									$ 0	$ 0	$ (6)