Long-Lived Assets (Details) (USD $)	3 Months Ended	6 Months Ended
Jul. 01, 2012	Jul. 03, 2011	Jul. 01, 2012	Jul. 03, 2011
Property, Plant and Equipment [Line Items]
Proceeds from sale of PP&E, including real estate			$ 353,000	$ 1,222,000
Long-Lived Assets (Textual) [Abstract]
Depreciation expense	9,000,000	8,900,000	17,900,000	18,100,000
Amortization of intangibles	(2,570,000)	(3,347,000)	(5,805,000)	(7,026,000)
Americas [Member]
Property, Plant and Equipment [Line Items]
Proceeds from sale of PP&E, including real estate				1,100,000
Gain or loss recognized on the sale				$ 0

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 amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation.

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- Definition

The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale.

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