Debt Outstanding Matures on Calendar Year Basis (Detail) (USD $) In Thousands, unless otherwise specified	Sep. 29, 2012	Dec. 31, 2011	Oct. 01, 2011
Debt Disclosure [Line Items]
Debt outstanding maturities Q3-Q4 2012	$ 500,318
Debt outstanding maturities 2013	3,379
Debt outstanding maturities 2014	3,383
Debt outstanding maturities 2015	2,669
Debt outstanding maturities 2016	13,209
Debt outstanding maturities 2017	409,131
Debt outstanding maturities Thereafter	1,064,672
Total debt	1,996,761	1,309,087	1,348,353
Contractual Maturity
Debt Disclosure [Line Items]
Debt outstanding maturities Q3-Q4 2012	500,017
Debt outstanding maturities 2013	49
Debt outstanding maturities 2014	17
Debt outstanding maturities 2016	8,941
Debt outstanding maturities 2017	407,928
Debt outstanding maturities Thereafter	1,050,000
Total debt	1,966,952
Capital Lease Obligations
Debt Disclosure [Line Items]
Debt outstanding maturities Q3-Q4 2012	301
Debt outstanding maturities 2013	3,330
Debt outstanding maturities 2014	3,366
Debt outstanding maturities 2015	2,669
Debt outstanding maturities 2016	4,268
Debt outstanding maturities 2017	1,203
Debt outstanding maturities Thereafter	14,672
Total debt	$ 29,809