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Debt, Finance Lease Obligations and Other Financing - Narrative (Details) - USD ($) $ in Thousands |  | 3 Months Ended | 12 Months Ended |
--- | --- | --- | --- | ---
Jan. 29, 2021 | Apr. 03, 2021 | Oct. 02, 2021 | Oct. 03, 2020 | Sep. 28, 2019 | May 14, 2019
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt, gross |  |  | $ 205,000 | $ 288,000 |  |
Amount borrowed |  |  | $ 376,739 | 679,042 | $ 1,084,500 |
Revolving Credit Facility |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Credit facility, term |  |  | 5 years |  |  |
Highest daily borrowings |  |  | $ 148,000 |  |  |
Average daily borrowings |  |  | 70,000 |  |  |
Amount borrowed |  |  | 376,000 |  |  |
Amount repaid |  |  | 321,000 |  |  |
Term Loan | Unsecured Debt |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Short-term debt, gross | $ 138,000 |  | $ 0 | 138,000 |  |
Repayments of Short-term Debt |  | $ 138,000 |  |  |  |
Unsecured Debt | Term Loan |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Credit facility, term | 364 days |  |  |  |  |
Unsecured Debt | Term Loan | Eurocurrency rate |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Interest Rate, Credit Facility |  |  | 1.00% |  |  |
Unsecured Debt | Term Loan | Eurocurrency rate plus margin |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Interest Rate, Credit Facility |  |  | 1.75% |  |  |
Unsecured Debt | Term Loan | Base Rate |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Interest Rate, Credit Facility |  |  | 2.00% |  |  |
Unsecured Debt | Term Loan | Base rate plus margin |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Interest Rate, Credit Facility |  |  | 0.75% |  |  |
Senior Notes |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt, gross |  |  | $ 150,000 | 150,000 |  |
Senior Notes | 4.05% Senior Notes, due June 15, 2025 |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt, gross |  |  | $ 100,000 | $ 100,000 |  |
Interest Rate, Senior Notes |  |  | 4.05% | 4.05% |  |
Senior Notes | 4.22% Senior Notes, due June 15, 2028 |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt, gross |  |  | $ 50,000 | $ 50,000 |  |
Interest Rate, Senior Notes |  |  | 4.22% | 4.22% |  |
Line of Credit | Revolving Credit Facility |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Long-term debt, gross |  |  | $ 55,000 | $ 0 |  |
Maximum commitment |  |  | 350,000 |  |  | $ 300,000
Amount credit facility may be further increased |  |  | $ 600,000 |  |  |
Annual commitment fee |  |  | 0.125% |  |  |
Finance Lease Obligations |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |
Weighted average interest rate |  |  | 17.40% | 17.70% |  |

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