Commitments and Contingencies (Future Gross Lease Costs, Future Expected Sublease Payments and Net Lease Costs) (Detail) (USD $) In Thousands, unless otherwise specified	Dec. 25, 2011
Contingencies
Gross Lease Costs, 2012	$ 29,760
Gross Lease Costs, 2013	26,430
Gross Lease Costs, 2014	22,394
Gross Lease Costs, 2015	17,703
Gross Lease Costs, 2016	12,853
Gross Lease Costs, Thereafter	29,703
Gross Lease Costs, Total	138,843
Future Expected Sublease Payments, 2012	3,675
Future Expected Sublease Payments, 2013	3,583
Future Expected Sublease Payments, 2014	3,330
Future Expected Sublease Payments, 2015	3,068
Future Expected Sublease Payments, 2016	2,777
Future Expected Sublease Payments, Thereafter	15,653
Future Expected Sublease Payments, Total	32,086
Net Lease Costs, 2012	26,085
Net Lease Costs, 2013	22,847
Net Lease Costs, 2014	19,064
Net Lease Costs, 2015	14,635
Net Lease Costs, 2016	10,076
Net Lease Costs, Thereafter	14,050
Net Lease Costs, Total	$ 106,757