Stockholders' Equity, Restricted Stock Units Activity (Details) - 2015 Plan [Member] - $ / shares shares in Thousands	12 Months Ended
Oct. 02, 2021	Sep. 26, 2020
Equity Incentive Plans [Abstract]
Shares available for grant at end of year (in shares)	8,500	2,700
Restricted Stock Units [Member]
Equity Incentive Plans [Abstract]
Vesting period	4 years
Number of Shares [Roll Forward]
Awards outstanding, beginning of period (in shares)	0
Awards granted (in shares)	203
Awards vested (in shares)	(2)
Awards forfeited or cancelled (in shares)	(5)
Awards outstanding, end of period (in shares)	196
Weighted Average Grant Price [Abstract]
Awards outstanding, beginning of period (in dollars per share)	$ 0
Awards granted (in dollars per share)	54.22
Awards vested (in dollars per share)	54.22
Awards forfeited or cancelled (in dollars per share)	54.22
Awards outstanding, end of period (in dollars per share)	$ 54.22

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Period over which grantee's right to exercise award under share-based payment arrangement is no longer contingent on satisfaction of service or performance condition, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents reported fact of one year, five months, and thirteen days. Includes, but is not limited to, combination of market, performance or service condition.

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The number of equity-based payment instruments, excluding stock (or unit) options, that were forfeited during the reporting period.

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Weighted average fair value as of the grant date of equity-based award plans other than stock (unit) option plans that were not exercised or put into effect as a result of the occurrence of a terminating event.

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The number of grants made during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The number of non-vested equity-based payment instruments, excluding stock (or unit) options, that validly exist and are outstanding as of the balance sheet date.

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Per share or unit weighted-average fair value of nonvested award under share-based payment arrangement. Excludes share and unit 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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The number of equity-based payment instruments, excluding stock (or unit) options, that vested during the reporting period.

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The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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The difference between the maximum number of shares (or other type of equity) authorized for issuance under the plan (including the effects of amendments and adjustments), and the sum of: 1) the number of shares (or other type of equity) already issued upon exercise of options or other equity-based awards under the plan; and 2) shares (or other type of equity) reserved for issuance on granting of outstanding awards, net of cancellations and forfeitures, if applicable.

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