Commitments and Contingencies (Tables)

12 Months Ended

Dec. 30, 2011

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 30, 2011 are as follows (U.S. dollars in millions):

2012	$	66.8
2013	58.5
2014	38.6
2015	36.9
2016	35.5
Thereafter	110.1
	$	346.4