Other Comprehensive Income (Loss) (Components Of Other Comprehensive Income) (Details) (USD $) In Thousands	3 Months Ended	9 Months Ended
Oct. 01, 2011	Oct. 02, 2010	Oct. 01, 2011	Oct. 02, 2010
Other Comprehensive Income (Loss) [Abstract]
Changes in unrealized gains and (losses) on foreign currency hedging activities, Gross	$ 8,617	$ (3,504)	$ 4,164	$ (3,297)
Changes in unrealized gains and (losses) on foreign currency hedging activities, Income tax expense (benefit)	3,002	(1,319)	1,326	(1,241)
Changes in unrealized gains and (losses) on foreign currency hedging activities, Net	5,615	(2,185)	2,838	(2,056)
Changes in unrealized gains and (losses) on investments classified as available-for-sale, Gross	(989)	13	(455)	(55)
Changes in unrealized gains and (losses) on investments classified as available-for-sale, Income tax expense (benefit)	(353)	5	(152)	(21)
Changes in unrealized gains and (losses) on investments classified as available-for-sale, Net	$ (636)	$ 8	$ (303)	$ (34)

Pre tax change in accumulated gains and losses from derivative instrument designated and qualifying as the effective portion of cash flow hedges. A cash flow hedge is a hedge of the exposure to variability in the cash flows of a recognized asset or liability or a forecasted transaction that is attributable to a particular risk. Includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses.

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- Definition

Change in accumulated gains and losses from derivative instrument designated and qualifying as the effective portion of cash flow hedges, net of tax effect. The after tax effect change includes an entity's share of an equity investee's Increase or Decrease in deferred hedging gains or losses.

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+ Details

- Definition

Gross appreciation or the gross loss in value of the total of unsold available-for-sale securities during the period being reported (except when designated as a fair value hedge).

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- Definition

Appreciation or loss in value (before reclassification adjustment) of the total of unsold securities during the period being reported on, net of tax. Reclassification adjustments include: (1) the unrealized holding gain (loss), net of tax, at the date of the transfer for a debt security from the held-to-maturity category transferred into the available-for-sale category. Also includes the unrealized gain (loss) at the date of transfer for a debt security from the available-for-sale category transferred into the held-to-maturity category; (2) the unrealized gains (losses) realized upon the sale of securities, after tax; and (3) the unrealized gains (losses) realized upon the write-down of securities, after tax.

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