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Employee Stock Purchase and Stock Incentive Plans - Total Intrinsic Value of Options Exercised (Details) - USD ($) $ in Thousands | 12 Months Ended
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Sep. 30, 2022 | Oct. 01, 2021 | Oct. 02, 2020
Share-Based Payment Arrangement [Abstract] |  |  |
Intrinsic value of stock options exercised | $ 28,149 | $ 9,693 | $ 9,986
Intrinsic value of options exercisable | $ 25,200 |  |

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- Definition Amount of accumulated difference between fair value of underlying shares on dates of exercise and exercise price on options exercised (or share units converted) into shares. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (d)(2) -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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- Definition 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. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 718 -SubTopic 10 -Section 50 -Paragraph 2 -URI https://asc.fasb.org/extlink&oid=128089324&loc=d3e5070-113901 + Details
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