Employee Stock Benefit Plans (Schedule Of Options Outstanding And Expected To Vest) (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	12 Months Ended
	Dec. 30, 2011	Dec. 31, 2010
Employee Stock Benefit Plans [Abstract]
Number Of Shares, Options outstanding	9,901	10,314
Weighted-Average Exercise Price per Share, Options outstanding	$ 27.48	$ 22.25
Weighted-Average Remaining Contractual Term (in years), Options outstanding	4.41
Aggregate Intrinsic Value, Options outstanding	$ 157,716
Number Of Shares, Options outstanding and expected to vest	9,532
Weighted-Average Exercise Price per Share, Options outstanding and expected to vest	$ 27.14
Weighted-Average Remaining Contractual Term (in years), Options outstanding and expected to vest	4.35
Aggregate Intrinsic Value, Options outstanding and expected to vest	155,028
Number Of Shares, Options exercisable	5,036
Weighted-Average Exercise Price per Share, Options exercisable	$ 21.22
Weighted-Average Remaining Contractual Term (in years), Options exercisable	3.24
Aggregate Intrinsic Value, Options exercisable	$ 111,704