Fair Value Measurements - Debt Information (Detail) (USD $) In Thousands, unless otherwise specified	Jun. 29, 2013	Dec. 29, 2012
Fair value, measurements, recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt instrument, fair value disclosure	$ 623,000	$ 633,000
Fair value, measurements, recurring [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt instrument, fair value disclosure	623,000	633,000
Fair value, measurements, recurring [Member] | Carrying Value [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt instrument, fair value disclosure	598,365	598,275
Senior unsecured notes, 5.25% due 2017 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt, maturity date	2017	2017
Senior unsecured notes, 5.25% due 2017 [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt, maturity date	2017	2017
Senior unsecured notes, 5.25% due 2017 [Member] | Fair value, measurements, recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt instrument, fair value disclosure	322,000	326,000
Senior unsecured notes, 5.25% due 2017 [Member] | Fair value, measurements, recurring [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt instrument, fair value disclosure	322,000	326,000
Senior unsecured notes, 5.25% due 2017 [Member] | Fair value, measurements, recurring [Member] | Carrying Value [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt instrument, fair value disclosure	300,000	300,000
Senior unsecured notes, 5.00% due 2022 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt, maturity date	2022	2022
Senior unsecured notes, 5.00% due 2022 [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt, maturity date	2022	2022
Senior unsecured notes, 5.00% due 2022 [Member] | Fair value, measurements, recurring [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt instrument, fair value disclosure	301,000	307,000
Senior unsecured notes, 5.00% due 2022 [Member] | Fair value, measurements, recurring [Member] | Level 2 [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt instrument, fair value disclosure	301,000	307,000
Senior unsecured notes, 5.00% due 2022 [Member] | Fair value, measurements, recurring [Member] | Carrying Value [Member]
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Debt instrument, fair value disclosure	$ 298,365	$ 298,275