Commitments and Contingencies (Tables)

12 Months Ended

Dec. 26, 2014

Commitments and Contingencies Disclosure [Abstract]

Aggregate Minimum Payments Under all Operating Leases and Vessel Charter Agreements

The aggregate minimum payments under all operating leases and vessel charter agreements with initial terms of one year or more at December 26, 2014 are as follows (U.S. dollars in millions):

2015	$	54.9
2016	53.2
2017	39.6
2018	38.4
2019	36.1
Thereafter	32.9
	$	255.1