Restructuring and Related Charges (Schedule of Restructuring Charges Incurred Cumulative to Date) (Details) - 2013 Mallinckrodt program $ in Millions	Sep. 25, 2015 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred cumulative to date	$ 96.9
Specialty Brands [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred cumulative to date	4.0
Specialty Generics [Member]
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred cumulative to date	15.6
Nuclear Imaging
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred cumulative to date	67.3
Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred cumulative to date	$ 10.0