Restructuring and Related Charges (Schedule of Restructuring Charges Incurred Cumulative to Date) (Details) - 2013 Mallinckrodt program $ in Millions	Dec. 25, 2015 USD ($)
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred cumulative to date	$ 102.6
Specialty Brands
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred cumulative to date	4.9
Specialty Generics
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred cumulative to date	16.7
Global Medical Imaging
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred cumulative to date	69.6
Corporate
Restructuring Cost and Reserve [Line Items]
Restructuring costs incurred cumulative to date	$ 11.4