Net Income (Loss) Per Share (Reconciliation Of Net Income To Net Income Per Share - Basic And Diluted) (Details) (USD $) In Millions, except Per Share data, unless otherwise specified	3 Months Ended		6 Months Ended
	Dec. 31, 2011	Jan. 01, 2011	Dec. 31, 2011	Jan. 01, 2011
Net Income (Loss) Per Share [Abstract]
Income (loss) from continuing operations	$ 33	$ 88	$ (1)	$ 149
Income from discontinued operations, net of tax	435	743	252	874
Net income attributable to Sara Lee	$ 468	$ 831	$ 251	$ 1,023
Average shares outstanding - Basic	592	638	592	646
Dilutive effect of stock option and award plans	3	4		3
Diluted shares outstanding	595	642	592	649
Income (loss) from continuing operations, per common share - Basic	$ 0.06	$ 0.14	$ 0.00	$ 0.23
Income from discontinued operations, per common share - Basic	$ 0.74	$ 1.16	$ 0.43	$ 1.35
Net income, per common share - Basic	$ 0.79	$ 1.30	$ 0.42	$ 1.58
Income (loss) from continuing operations, per common share - Diluted	$ 0.05	$ 0.14	$ 0.00	$ 0.23
Income from discontinued operations, per common share - Diluted	$ 0.73	$ 1.16	$ 0.43	$ 1.35
Net income, per common share - Diluted	$ 0.79	$ 1.30	$ 0.42	$ 1.58