Fair Value Measurements (Nonrecurring Fair Value Measurement) (Detail) (USD $) In Millions, unless otherwise specified	Dec. 26, 2014	Dec. 27, 2013
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down	$ 3.3	$ 53.2
GERMANY
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down	0.2
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down	0	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | UNITED KINGDOM [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down	0
Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | GERMANY
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down	0
Significant Observable Inputs (Level 2) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down	0	0
Significant Observable Inputs (Level 2) [Member] | UNITED KINGDOM [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down	0
Significant Observable Inputs (Level 2) [Member] | GERMANY
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down	0
Significant Unobservable Inputs (Level 3) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down	3.3	53.2
Significant Unobservable Inputs (Level 3) [Member] | UNITED KINGDOM [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down	3.1
Significant Unobservable Inputs (Level 3) [Member] | GERMANY
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down	0.2
Product 3 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down	44.8	44.8
Product 3 [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down		0
Product 3 [Member] | Significant Observable Inputs (Level 2) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down		0
Product 3 [Member] | Significant Unobservable Inputs (Level 3) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down		44.8
Banana [Member] | BRAZIL [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down		7.8
Banana [Member] | UNITED KINGDOM [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down	3.1
Banana [Member] | GERMANY
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down		0.6
Banana [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | BRAZIL [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down		0
Banana [Member] | Quoted Prices in Active Markets for Identical Assets (Level 1) [Member] | GERMANY
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down		0
Banana [Member] | Significant Observable Inputs (Level 2) [Member] | BRAZIL [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down		0
Banana [Member] | Significant Observable Inputs (Level 2) [Member] | GERMANY
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down		0
Banana [Member] | Significant Unobservable Inputs (Level 3) [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down		7.8
Banana [Member] | Significant Unobservable Inputs (Level 3) [Member] | BRAZIL [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down		7.8
Banana [Member] | Significant Unobservable Inputs (Level 3) [Member] | GERMANY
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value after write down		$ 0.6