Share Based Compensation (Summary Of RSU Activity) (Details) - Restricted Stock Units (RSUs) [Member] $ / shares in Units, shares in Millions, $ in Millions	3 Months Ended
	Dec. 29, 2019 USD ($) $ / shares shares
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Beginning balance, Shares | shares	1.2
Granted, Shares | shares	0.3
Forfeited, Shares | shares	(0.1)
Vested, Shares | shares	(0.6)
Ending balance, Shares | shares	0.8
Beginning balance, Weighted Average Grant Date Fair Value | $ / shares	$ 53.58
Granted, Weighted Average Grant Date Fair Value | $ / shares	62.36
Forfeited, Weighted Average Grant Date Fair Value | $ / shares	53.10
Vested, Weighted Average Grant Date Fair Value | $ / shares	57.54
Ending balance, Weighted Average Grant Date Fair Value | $ / shares	$ 53.52
Beginning balance, Fair Value at Grant Date | $	$ 67.0
Granted, Fair Value at Grant Date | $	18.4
Forfeited, Fair Value at Grant Date | $	(0.7)
Vested, Fair Value at Grant Date | $	(38.3)
Ending balance, Fair Value at Grant Date | $	$ 46.4
SB/RH [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Beginning balance, Shares | shares	1.2
Granted, Shares | shares	0.3
Forfeited, Shares | shares	(0.1)
Vested, Shares | shares	(0.6)
Ending balance, Shares | shares	0.8
Beginning balance, Weighted Average Grant Date Fair Value | $ / shares	$ 53.22
Granted, Weighted Average Grant Date Fair Value | $ / shares	62.28
Forfeited, Weighted Average Grant Date Fair Value | $ / shares	53.10
Vested, Weighted Average Grant Date Fair Value | $ / shares	57.01
Ending balance, Weighted Average Grant Date Fair Value | $ / shares	$ 52.29
Beginning balance, Fair Value at Grant Date | $	$ 65.0
Granted, Fair Value at Grant Date | $	17.1
Forfeited, Fair Value at Grant Date | $	(0.7)
Vested, Fair Value at Grant Date | $	(36.7)
Ending balance, Fair Value at Grant Date | $	$ 44.7