Share-Based Compensation (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 28, 2014	Dec. 29, 2013	Dec. 30, 2012
Stock Options [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Expiration Period	10 years
Share-based Compensation Arrangement by Share-based Payment Award, Award Vesting Period	3 years
Share-based Compensation, Options, Outstanding [Roll Forward]
Outstanding, beginning of period	20,533
Granted	5,346
Exercised	(5,338)
Forfeitured and/or expired	(973)
Outstanding, end of period	19,568	20,533
Vested or expected to vest, end of period	19,219
Exercisable, end of period	7,787
Weighted average exercise price, outstanding at beginning of period	$ 6.58
Weighted average exercise price, granted	$ 8.22
Weighted average exercise price, exercised	$ 6.46
Weighted average exercise price, forfeited and/or expired	$ 8.55
Weighted average exercise price, outstanding at end of period	$ 6.96	$ 6.58
Weighted average exercise price, vested or expected to vest	$ 6.96
Weighted average exercise price, exercisable	$ 6.94
Weighted average remaining contractual life in years, outstanding	6 years 10 months 24 days
Weighted average remaining contractual life in years, vested or expected to vest	6 years 10 months 24 days
Weighted average remaining contractual life in years, exercisable	4 years 2 months 12 days
Aggregate intrinsic value, outstanding	$ 44,002
Aggregate intrinsic value, vested or expected to vest	43,325
Aggregate intrinsic value, exercisable	21,132
Total intrinsic value, exercises in period	$ 13,948	$ 28,038	$ 2,280
Weighted average grant date fair value, granted	$ 2.34	$ 2.72	$ 1.80
Fair Value Assumptions and Methodology [Abstract]
Risk-free interest rate	1.97%	1.60%	0.98%
Expected option life in years	6 years 4 months 6 days	5 years 7 months 12 days	6 years 7 months 12 days
Expected volatility	35.40%	45.60%	45.90%
Expected dividend yield	2.43%	2.52%	1.71%
2010 Plan [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based Compensation Arrangement by Share-based Payment Award, Number of Shares Available for Grant	26,765