Earnings (Loss) Per Share, Calculation of EPS (Details) (USD $) In Thousands, except Share data, unless otherwise specified	3 Months Ended
Mar. 31, 2013	Mar. 23, 2012
Numerator:
Loss from continuing operations	$ (4,126)	$ (10,108)
Loss from discontinued operations	0	12,723
Net (loss) income	$ (4,126)	$ 2,615
Denominator:
Weighted-average number of common shares outstanding-basic	195,301,268	167,666,741
Weighted-average number of common shares outstanding-diluted	195,301,268	168,172,549
Basic loss per share:
Continuing operations (in dollars per share)	$ (0.02)	$ (0.06)
Discontinued operations (in dollars per share)	$ 0.00	$ 0.08
Total (in dollars per share)	$ (0.02)	$ 0.02
Diluted loss per share:
Continuing operations (in dollars per share)	$ (0.02)	$ (0.06)
Discontinued operations (in dollars per share)	$ 0.00	$ 0.08
Total (in dollars per share)	$ (0.02)	$ 0.02
Unvested restricted common stock [Member]
Denominator:
Unvested Stock/SARs/MSUs	0	248,058
Shares related to unvested MSUs [Member]
Denominator:
Unvested Stock/SARs/MSUs	0	257,750

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The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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