Restructuring and Related Charges (Schedule of Restructuring and Related Charges by Segment) (Details) - USD ($) $ in Millions	3 Months Ended
	Dec. 25, 2015	Dec. 26, 2014
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges, net	$ 6.4	$ 7.3
Less: accelerated depreciation	(0.1)	(0.1)
Restructuring charges, net	6.3	7.2
Specialty Brands
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges, net	1.6	14.2
Specialty Generics
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges, net	1.1	0.0
Global Medical Imaging
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges, net	2.2	(7.3)
Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring and related charges, net	$ 1.5	$ 0.4