Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Millions	Jul. 03, 2015	Oct. 03, 2014
Current assets:
Allowance for Doubtful Accounts Receivable, Current	$ 0.4	$ 0.8
Stockholders' Equity Attributable to Parent [Abstract]
Preferred Stock, No Par Value	$ 0	$ 0
Preferred Stock, Shares Authorized	25,000,000	25,000,000
Preferred Stock, Shares Issued	0	0
Common Stock, Par or Stated Value Per Share	$ 0.25	$ 0.25
Common Stock, Shares Authorized	525,000,000	525,000,000
Common Stock, Shares, Issued	218,500,000	214,200,000
Common Stock, Shares, Outstanding	191,000,000	189,200,000