Share-Based Compensation (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 30, 2012	Jan. 01, 2012	Jan. 02, 2011
Stock Options [Member]
Share-based Compensation, Options, Outstanding [Roll Forward]
Outstanding, beginning of period	30,259
Granted	6,073
Exercised	(3,233)
Forfeitured and/or expired	(4,538)
Outstanding, end of period	28,561	30,259
Vested or expected to vest, end of period	27,944
Exercisable, end of period	19,161
Weighted average exercise price, oustanding at beginning of period	$ 6.16
Weighted average exercise price, granted	$ 4.69
Weighted average exercise price, exercised	$ 4.10
Weighted average exercise price, forfeited and/or expired	$ 6.35
Weighted average exercise price, oustanding at end of period	$ 6.05	$ 6.16
Weighted average exercise price, vested or expected to vest	$ 6.08
Weighted average exercise price, exercisable	$ 6.71
Weighted average remaining contractual life in years, outstanding	5 years 8 months 12 days
Weighted average remaining contractual life in years, vested or expected to vest	5 years 7 months 6 days
Weighted average remaining contractual life in years, exercisable	4 years
Aggregate intrinsic value, outstanding	$ 4,513
Aggregate intrinsic value, outstanding	4,444
Aggregate intrinsic value, exercisable	3,457
Total intrinsic value, exercises in period	$ 2,280	$ 1,138	$ 488
Weighted average grant date fair value, granted	$ 1.80	$ 1.88	$ 1.47
Fair Value Assumptions and Methodology [Abstract]
Risk-free interest rate	0.98%	1.74%	2.01%
Expected option life in years	6 years 7 months 12 days	5 years 7 months 12 days	5 years 4 months 24 days
Expected volatility	45.90%	45.20%	45.20%
Expected dividend yield	1.71%	1.59%	1.53%
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	43,647