Restructuring And Related Charges (Summary Of Costs Incurred By Reporting Segment) (Details) - USD ($) $ in Millions	3 Months Ended
	Dec. 30, 2018	Dec. 31, 2017
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	$ 9.1	$ 17.1
Cumulative costs	98.5
Future costs to be incurred	2.1
Corporate [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	2.8	1.3
Cumulative costs	11.2
Hardware & Home Improvement [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	2.8	15.2
Cumulative costs	83.0
Future costs to be incurred	0.9
Home And Personal Care [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	0.2
Cumulative costs	0.9
Future costs to be incurred	1.2
Global Pet Supplies [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	2.6	$ 0.6
Cumulative costs	1.9
Home and Garden [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges	0.7
Cumulative costs	$ 1.5