Fair Value of Financial Instruments (Detail) (USD $)	3 Months Ended	12 Months Ended
Dec. 29, 2012	Jun. 16, 2012	Dec. 29, 2012	Dec. 31, 2011	Jan. 01, 2011
Long-term Debt, Fair Value	$ 356,300,000		$ 356,300,000	$ 276,300,000
Goodwill, Impairment Loss	132,000,000	34,600,000	166,630,000
Asset Impairment Charges			$ 13,100,000	$ 600,000	$ 900,000

The charge against earnings resulting from the aggregate write down of all assets from their carrying value to their fair value.

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Loss recognized during the period that results from the write-down of goodwill after comparing the implied fair value of reporting unit goodwill with the carrying amount of that goodwill. Goodwill is assessed at least annually for impairment.

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+ Details