Acquisitions (Summary Of Acquisition And Integration Related Charges) (Details) - USD ($) $ in Millions	3 Months Ended
	Dec. 30, 2018	Dec. 31, 2017
Business Acquisition [Line Items]
Acquisition and integration related charges	$ 1.6	$ 5.3
HHI Business [Member]
Business Acquisition [Line Items]
Acquisition and integration related charges	0.5	2.7
PetMatrix [Member]
Business Acquisition [Line Items]
Acquisition and integration related charges	0.6	1.6
GloFish [Member]
Business Acquisition [Line Items]
Acquisition and integration related charges		0.4
Other [Member]
Business Acquisition [Line Items]
Acquisition and integration related charges	$ 0.5	$ 0.6