Share Based Compensation (Summary Of RSU Activity) (Details) - Restricted Stock Units [Member] $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Dec. 30, 2018 USD ($) $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Beginning balance, Shares | shares	0.6
Grants, Shares | shares	0.1
Forfeited, Shares | shares	(0.4)
Vested, Shares | shares	(0.1)
Ending balance, Shares | shares	0.2
Beginning balance, Weighted Average Grant Date Fair Value | $ / shares	$ 107.71
Grants, Weighted Average Grant Date Fair Value | $ / shares	54.80
Forfeited, Weighted Average Grant Date Fair Value | $ / shares	112.79
Vested, Weighted Average Grant Date Fair Value | $ / shares	86.42
Ending balance, Weighted Average Grant Date Fair Value | $ / shares	$ 107.43
Beginning balance, Fair Value at Grant Date | $	$ 69.0
Grants, Fair Value at Grant Date | $	4.9
Forfeited, Fair Value at Grant Date | $	(51.0)
Vested, Fair Value at Grant Date | $	(11.8)
Ending balance, Fair Value at Grant Date | $	$ 11.1
SB/RH [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Beginning balance, Shares | shares	0.6
Grants, Shares | shares	0.1
Forfeited, Shares | shares	(0.4)
Vested, Shares | shares	(0.1)
Ending balance, Shares | shares	0.2
Beginning balance, Weighted Average Grant Date Fair Value | $ / shares	$ 108.75
Grants, Weighted Average Grant Date Fair Value | $ / shares	48.99
Forfeited, Weighted Average Grant Date Fair Value | $ / shares	113.46
Vested, Weighted Average Grant Date Fair Value | $ / shares	84.73
Ending balance, Weighted Average Grant Date Fair Value | $ / shares	$ 108.89
Beginning balance, Fair Value at Grant Date | $	$ 67.2
Grants, Fair Value at Grant Date | $	3.3
Forfeited, Fair Value at Grant Date | $	(50.7)
Vested, Fair Value at Grant Date | $	(10.6)
Ending balance, Fair Value at Grant Date | $	$ 9.2