Intangibles and Other Assets (Details) (USD $) In Millions	3 Months Ended	9 Months Ended
Oct. 02, 2011	Sep. 26, 2010	Oct. 02, 2011	Sep. 26, 2010	Dec. 31, 2010
Intangibles and Other Assets
Intangible assets	$ 189.4		$ 189.4		$ 149.1
Accumulated amortization	125.8		125.8		113.5
Net cash surrender value of company and trust-owned life insurance	135.6		135.6		131.1
Other	113.9		113.9		188.3
Intangibles and Other Assets	438.9		438.9		468.5
Amortization expense of intangible assets	$ 5.4	$ 3.7	$ 16.1	$ 9.1

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The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method.

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The accumulated amount of amortization of a major finite-lived intangible asset class. A major class is composed of intangible assets that can be grouped together because they are similar, either by their nature or by their use in the operations of a company.

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Sum of the carrying amounts of all intangible assets, excluding goodwill, as of the balance sheet date, net of accumulated amortization and impairment charges.

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This item represents the amount that could be realized under a life insurance contract or contracts owned by the Entity as of the date of the statement of financial position. Such Entity-owned life insurance policies are commonly known as corporate-owned life insurance (COLI) or bank-owned life insurance (BOLI).

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The aggregate carrying amounts, as of the balance sheet date, of assets not separately disclosed in the balance sheet.

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Aggregate carrying amount, as of the balance sheet date, of noncurrent assets not separately disclosed in the balance sheet. Noncurrent assets are expected to be realized or consumed after one year (or the normal operating cycle, if longer).

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