Income Taxes (Reconciliation of the Statutory US Federal Income Tax Rate With Our Effective Income Tax Rate) (Details)	12 Months Ended
	Sep. 28, 2014	Sep. 29, 2013	Sep. 30, 2012
Statutory rate, Total	35.00%	35.00%	35.00%
Statutory rate, Related to litigation charge		35.00%
Statutory rate, Other		35.00%
State income taxes, net of federal tax benefit, Total	2.60%	15.80%	2.50%
State income taxes, net of federal tax benefit, Related to litigation charge		3.50%
State income taxes, net of federal tax benefit, Other		2.40%
Benefits and taxes related to foreign operations, Total	(1.90%)	37.50%	(3.30%)
Benefits and taxes related to foreign operations, Related to litigation charge		0.00%
Benefits and taxes related to foreign operations, Other		(3.40%)
Domestic production activity deduction, Total	(0.70%)	8.10%	(0.70%)
Domestic production activity deduction, Related to litigation charge		0.00%
Domestic production activity deduction, Other		(0.70%)
Domestic tax credits, Total	(0.20%)	2.80%	(0.30%)
Domestic tax credits, Related to litigation charge		0.00%
Domestic tax credits, Other		(0.30%)
Charitable contributions, Total	(0.40%)	3.90%	(0.50%)
Charitable contributions, Related to litigation charge		0.00%
Charitable contributions, Other		(0.30%)
Other, net, Total	0.20%	0.70%	0.10%
Other, net, Related to litigation charge		0.00%
Other, net, Other		(0.10%)
Effective tax rate, Total	34.60%	103.80%	32.80%
Effective tax rate, Related to litigation charge		38.50%
Effective tax rate, Other		32.60%