Note 11 Stock Options Outstanding Rollforward (Details) (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended
Jul. 02, 2011	Apr. 02, 2011	Jan. 01, 2011	Oct. 02, 2010
Share-based Compensation Arrangement by Share-based Payment Award, Options, Outstanding [Roll Forward]
Outstanding	11,596	11,478	11,078
Granted	90	861	788
Exercised, cancelled, forfeited, expired	(658)	(743)	(388)
Outstanding	11,028	11,596	11,478
Vested and expected to vest, July 2, 2011	10,068
Exercisable, July 2, 2011	6,546
Weighted Average Exercise Price [Abstract]
Outstanding	$ 13.85	$ 14.22	$ 14.01	$ 14.39
Granted	$ 10.14	$ 15.90	$ 11.23
Exercised, cancelled, forfeited, expired	$ 19.89	$ 12.95	$ 19.17
Vested and expected to vest, July 2, 2011	$ 14.34
Exercisable, July 2, 2011	$ 17.36
Weighted Average Remaining Contractual Term (Years) [Abstract]
Outstanding	7.12	7.32	7.38	7.44
Vested and expected to vest, July 2, 2011	6.97
Exercisable, July 2, 2011	6.11
Aggregate Intrinsic Value of In the Money Options
Outstanding	$ 21,190	$ 28,698	$ 35,587	$ 35,417
Vested and expected to vest, July 2, 2011	18,756
Exercisable, July 2, 2011	$ 9,817

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Net number of share options (or share units) granted during the period.

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A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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The weighted average price as of the beginning of the year at which grantees can acquire the shares reserved for issuance under the stock option plan.

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As of the balance sheet date, the number of shares into which fully vested and expected to vest stock options outstanding can be converted under the option plan.

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