Income Taxes (Details) (USD $) In Millions, unless otherwise specified	3 Months Ended	9 Months Ended
	Jan. 02, 2011	Jul. 01, 2012	Jul. 03, 2011
Income Taxes
Effective income tax rate (as a percent)		34.80%	33.40%
Tax benefit from research and experimentation credits, as a result of the retroactive extension	$ 1.2