Restructuring and Related Charges (Schedule of Restructuring Charges Incurred Cumulative to Date) (Details) - 2013 Mallinckrodt program $ in Millions	Mar. 25, 2016 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred cumulative to date	$ 111.1
Specialty Brands
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred cumulative to date	10.9
Specialty Generics
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred cumulative to date	17.3
Nuclear Imaging (including CMDS)
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred cumulative to date	69.9
Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred cumulative to date	$ 13.0