Summary of Components of Accumulated Other Comprehensive Income (Loss) (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 31, 2011	Jan. 01, 2011
Accumulated Other Comprehensive Income (Loss) [Line Items]
Unrecognized pension benefit costs, net of tax	$ (7,615)	$ (2,470)
Unrealized loss on interest rate swap, net of tax	(1,691)	(1,105)
Currency translation adjustments	(11,228)	(459)
Accumulated other comprehensive loss	$ (20,534)	$ (4,034)