Stock Transactions And Stock-Based Compensation (Option Activity Under The Company's Stock Plans) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	9 Months Ended
	Sep. 28, 2012 Y
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Outstanding as of December 31,2011, Options (shares)	32,454
Granted, Options (shares)	3,939
Exercised, Options (shares)	(5,903)
Cancelled / forfeited, Options (shares)	(979)
Outstanding as of September 28, 2012, Options (shares)	29,511
Outstanding as of December 31, 2011, Weighted Average Exercise Price (dollars per share)	$ 32.98
Granted, Weighted Average Exercise Price (dollars per share)	$ 52.20
Exercised, Weighted Average Exercise Price (dollars per share)	$ 25.32
Cancelled / forfeited, Weighted Average Exercise Price (dollars per share)	$ 39.86
Outstanding as of September 28, 2012, Weighted Average Exercise Price (dollars per share)	$ 36.85
Outstanding as of September 28, 2012, Weighted Average Remaining Contractual Term (in Years)	6
Outstanding as of September 28, 2012, Aggregate Intrinsic Value	$ 540,044
Vested and Expected to Vest as of September 28, 2012, Options (Shares)	28,656	[1]
Vested and Expected to Vest as of September 28, 2012, Weighted Average Exercise Price (dollars per share)	$ 36.56	[1]
Vested and Expected to Vest as of September 28, 2012, Weighted Average Remaining Contractual Term (in Years)	6	[1]
Vested and Expected to Vest as of September 28, 2012, Aggregate Intrinsic Value	532,836	[1]
Exercisable as of September 28, 2012, Options (shares)	16,745
Exercisable as of September 28, 2012, Weighted Average Exercise Price (dollars per share)	$ 31.81
Exercisable as of September 28, 2012, Weighted Average Remaining Contractual Term (in Years)	4
Exercisable as of September 28, 2012, Aggregate Intrinsic Value	$ 390,864

[1] The “Expected to Vest” options are the net unvested options that remain after applying the pre-vesting forfeiture rate assumption to total unvested options.