Reconciliation of Assets Depreciation and Additions to Long-Lived Assets from Segments to Consolidated (Detail) (USD $) In Millions, unless otherwise specified	12 Months Ended
	Jun. 28, 2014		Jun. 29, 2013		Jun. 30, 2012
Segment Reporting, Asset Reconciling Item [Line Items]
Net assets held for sale/disposition	$ 0		$ 0		$ 5
Other assets	584	[1]	619	[1]	578	[1]
Total Segment Assets	2,708		2,434		2,450
Discontinued operations depreciation	0		2		104
Other depreciation	3		28		31
Total depreciation	131		148		266
Other Additions to Long Lived Assets	0		16		7
Total additions to long-lived assets	400		139		173
Retail [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total Segment Assets	1,560		1,273		1,279
Total depreciation	101		90		101
Additions to Long-Lived Assets	368		95		128
Foodservice/ Other
Segment Reporting, Asset Reconciling Item [Line Items]
Total Segment Assets	564		542		530
Total depreciation	27		28		30
Additions to Long-Lived Assets	32		28		38
Australian Bakery [Member]
Segment Reporting, Asset Reconciling Item [Line Items]
Total Segment Assets	0		0		58
Operating Segments
Segment Reporting, Asset Reconciling Item [Line Items]
Total Segment Assets	2,124		1,815		1,809
Total depreciation	128		118		131
Additions to Long-Lived Assets	$ 400		$ 123		$ 166

[1] 1 Principally cash and equivalents, certain corporate fixed assets, deferred tax assets and certain other non-current assets.