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Employee Benefit and Retirement Plans (Details Textual) (USD $) In Thousands, unless otherwise specified	3 Months Ended								3 Months Ended
	Mar. 31, 2012	Apr. 02, 2011	Mar. 31, 2012 Employee [Member]	Dec. 31, 2011 Employee [Member]	Apr. 02, 2011 Employee [Member]	Mar. 31, 2012 Director [Member]	Dec. 31, 2011 Director [Member]	Apr. 02, 2011 Director [Member]	Mar. 31, 2012 Pension Plans [Member]	Apr. 02, 2011 Pension Plans [Member]	Mar. 31, 2012 Pension Plans [Member] Scenario, Forecast [Member]	Mar. 31, 2012 Foreign Plans [Member]	Apr. 02, 2011 Foreign Plans [Member]
Employee Benefit and Retirement Plans (Textual) [Abstract]
Company contributions to the Pension Plan									$ 17,230	$ 3,850	$ 20,550
Costs related to the Foreign Plans	(54)	(312)							(129)	(369)		75	57
Deferred Compensation Plans Liability for contributions and investment activity included in other long-term liabilities			$ 4,812	$ 4,602	$ 4,828	$ 1,329	$ 1,237	$ 1,132

The carrying amount of the liability as of the balance sheet date to an individual under a deferred compensation arrangement. This amount may be the result of periodic accruals made over the period of active employment, or reflect termination benefits resulting contractual terms or a death benefit.

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