Consolidated Balance Sheets (Parenthetical) - USD ($) shares in Millions, $ in Millions	Jul. 01, 2022	Oct. 01, 2021
Current assets:
Allowance for doubtful accounts	$ 0.8	$ 0.7
Stockholders' Equity Attributable to Parent [Abstract]
Preferred stock, par value (in dollars per share)	$ 0	$ 0
Preferred stock, shares authorized	25.0	25.0
Preferred stock, shares issued	0.0	0.0
Common stock, par value (in dollars per share)	$ 0.25	$ 0.25
Common stock, shares authorized	525.0	525.0
Common stock, shares issued	166.9	165.3
Common stock, shares outstanding	160.7	165.3