Consolidated Balance Sheets (Parentheticals) - USD ($) shares in Millions, $ in Millions	Oct. 02, 2015	Oct. 03, 2014
Statement of Financial Position [Abstract]
Allowance for doubtful accounts	$ 0.4	$ 0.8
Preferred stock, par value (in dollars per share)	$ 0	$ 0
Preferred stock, shares authorized (in shares)	25.0	25.0
Preferred stock, shares issued (in shares)	0.0	0.0
Common stock, par value (in dollars per share)	$ 0.25	$ 0.25
Common stock, shares authorized (in shares)	525.0	525.0
Common stock, shares issued (in shares)	219.0	214.2
Common stock, shares outstanding (in shares)	190.3	189.2