Employee Benefit Plans - Schedule of Weighted Average Assumptions to Value Share-Based Awards Granted (Detail) (USD $)	12 Months Ended
	Dec. 29, 2012	Dec. 31, 2011	Dec. 25, 2010
Employee Stock Purchase Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Dividend yield	2.40%	1.90%	1.80%
Expected volatility	43.60%	42.40%	48.20%
Risk-free interest rate	0.10%	0.10%	0.20%
Expected term of options	6 months	6 months	6 months
Weighted-average grant date fair value per share	$ 2.78	$ 3.77	$ 3.90
Employee Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Dividend yield	2.10%	2.00%	1.60%
Expected volatility	46.30%	45.80%	46.60%
Risk-free interest rate	1.20%	1.90%	1.60%
Expected term of options	6 years 3 months	6 years	5 years 10 months 24 days
Weighted-average grant date fair value per share	$ 3.87	$ 5.06	$ 5.39
Restricted Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Dividend yield	2.30%	1.80%	1.70%
Performance Stock Units [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Dividend yield	2.30%