Note 11 Stock Options Outstanding Rollforward (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	6 Months Ended	12 Months Ended
Apr. 02, 2016	Oct. 03, 2015
Options Outstanding [Roll Forward]
Outstanding, beginning	7,033
Granted	1
Exercised/Cancelled/Forfeited/Expired	(534)
Outstanding, ending	6,500	7,033
Vested and Expected to Vest	6,449
Exercisable	5,784
Weighted Average Exercise Price [Abstract]
Outstanding, beginning	$ 13.05
Granted	23.77
Exercised/Cancelled/Forfeited/Expired	13.05
Outstanding, ending	13.05	$ 13.05
Vested and expected to vest	12.99
Exercisable	$ 12.35
Weighted Average Remaining Contractual Term (Years) [Abstract]
Outstanding	4 years 5 months 15 days	4 years 11 months 7 days
Vested and Expected to Vest	4 years 5 months 5 days
Exercisable	4 years 10 days
Aggregate Intrinsic Value of In the Money Options [Abstract]
Outstanding	$ 60,876	$ 53,938
Vested and Expected to Vest	60,699
Exercisable	$ 57,531

Number of stock options exercised, cancelled, forfeited or expired during the period.

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Weighted average exercise price of stock options exercised, cancelled, forfeited or expired during the period.

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Share based Compensation Arrangement by Share based Payment Award Options Outstanding Aggregate Intrinsic Value [Abstract]

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Share based Compensation Arrangement by Share based Payment Award Options Outstanding Weighted Average Remaining Contractual Term [Abstract]

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Weighted Average Exercise Price, Options [Abstract]

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The number of shares into which fully or partially vested stock options outstanding as of the balance sheet date can be currently converted under the option plan.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 718
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)(1)(iii)
-URI http://asc.fasb.org/extlink&oid=6415400&loc=d3e5070-113901

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The weighted-average price as of the balance sheet date at which grantees can acquire the shares reserved for issuance on vested portions of options outstanding and currently exercisable under the stock option plan.

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

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Amount by which the current fair value of the underlying stock exceeds the exercise price of options outstanding.

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Number of options outstanding, including both vested and non-vested options.

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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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Weighted average price at which grantees can acquire the shares reserved for issuance under the stock option plan.

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Amount by which the current fair value of the underlying stock exceeds the exercise price of fully vested and expected to vest options outstanding.

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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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As of the balance sheet date, the weighted-average exercise price for outstanding stock options that are fully vested or expected to vest.

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Weighted average per share amount at which grantees can acquire shares of common stock by exercise of options.

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Amount of difference between fair value of the underlying shares reserved for issuance and exercise price of vested portions of options outstanding and currently exercisable.

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Weighted average remaining contractual term for vested portions of options outstanding and currently exercisable or convertible, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for option awards outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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Weighted average remaining contractual term for fully vested and expected to vest options outstanding, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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