Share-Based Compensation Performance Share Awards (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 30, 2012		Jan. 01, 2012		Jan. 02, 2011
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	$ 11,473		$ 16,990		$ 10,492
Performance Shares [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Risk-free interest rate	0.41%		0.61%		0.93%
Expected life in years	2 years 11 months 26 days		3 years 7 days		2 years 11 months 23 days
Expected volatility	34.00%		52.00%		55.00%
Expected dividend yield	0.00%	[1]	0.00%	[1]	0.00%	[1]
Share-based Compensation, Performance Shares, Nonvested, Number of Shares [Roll Forward]
Total fair value, vested in period			3,615
Market Condition Performance Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	3,210		4,688		478
Share-based Compensation, Performance Shares, Nonvested, Number of Shares [Roll Forward]
Non-vested, beginning of period	1,441
Granted	896
Dividend equivalent units issued	39	[2]
Vested	0
Forfeited	(229)
Non-vested, end of period	2,147		1,441
Weighted average grant date fair value, non-vested, beginning of period	$ 6.46
Weighted average grant date fair value, granted	$ 6.04
Weighted average grant date fair value, dividend equivalent units issued	$ 0.00	[2]
Weighted average grant date fair value, vested	$ 0.00
Weighted average grant date fair value, forfeited	$ 6.37
Weighted average grant date fair value, non-vested, end of period	$ 6.38		$ 6.46
Performance Condition Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	0				0
Share-based Compensation, Performance Shares, Nonvested, Number of Shares [Roll Forward]
Non-vested, beginning of period	655
Granted	0
Dividend equivalent units issued	11	[2]
Vested	0
Forfeited	(155)
Non-vested, end of period	511
Weighted average grant date fair value, non-vested, beginning of period	$ 3.91
Weighted average grant date fair value, granted	$ 0.00
Weighted average grant date fair value, dividend equivalent units issued	$ 0.00	[2]
Weighted average grant date fair value, vested	$ 0.00
Weighted average grant date fair value, forfeited	$ 3.91
Weighted average grant date fair value, non-vested, end of period	$ 3.91
Additional Paid-in Capital [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense	11,473		16,988	[3]	10,489	[3]
Additional Paid-in Capital [Member] | Market Condition Performance Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense			2,347
Additional Paid-in Capital [Member] | Performance Condition Award [Member]
Share-based Compensation Arrangement by Share-based Payment Award [Line Items]
Share-based compensation expense			$ 820

[1] The Monte Carlo method assumes a reinvestment of dividends.

[2] Dividend equivalent units are issued in lieu of cash dividends for non-vested performance shares. There is no weighted average fair value associated with dividend equivalent units.

[3] Excludes $700 and $3,215 for 2011 and 2010, respectively, which is included in discontinued operations.