Fair Value of Financial Assets and Liabilities (Detail) (Fair Value Measurements on a Recurring Basis, USD $) In Millions	Jun. 17, 2011	Dec. 31, 2010
Significant Other Observable Inputs (Level 2) | Foreign currency forward purchase contracts
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	$ 1.3	$ 6.9
Interest rate swap derivatives | Significant Other Observable Inputs (Level 2)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	9.1	10.6
Foreign currency forward purchase contracts
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	1.3	6.9
Interest rate swap derivatives
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Fair value	$ 9.1	$ 10.6