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Income Taxes (Narrative) (Details) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended
--- | ---
Oct. 01, 2021 | Oct. 02, 2020 | Sep. 27, 2019
Income Taxes [Line Items] |  |  |
United States tax rate | 21.00% | 21.00% | 24.60%
Foreign tax rate difference | $ (155,200) | $ (86,600) | $ (115,300)
Income tax holiday | September 30, 2030 |  |
Impact of tax holiday | $ 99,500 | $ 63,100 | $ 32,800
Impact of tax holiday on diluted earnings per share (in dollars per share) | $ 0.60 | $ 0.37 | $ 0.19
Valuation Allowance, Amount | $ 150,000 | $ 137,400 |
Tax benefit to recognize if valuation allowance is reversed | 150,000 |  |
Future taxable income needed to utilize deferred tax assets | 351,700 |  |
Valuation Allowance, Deferred Tax Asset, Increase (Decrease), Amount | 12,600 | 8,300 |
Total unrecognized tax benefits that would impact the effective tax rate | 35,900 |  |
Unrecognized Tax Benefits, Income Tax Penalties and Interest Expense | (11,600) | 4,600 | $ 6,000
Previously unrecognized tax benefits related to the expiration of the statute of limitations | 25,500 |  |
Decreases relating to settlements with taxing authorities | 13,600 |  |
Accrued interest or penalties related to unrecognized tax benefit | 4,500 | 16,100 |
Effective Income Tax Rate Reconciliation, Repatriation of Foreign Earnings, Amount | 0 | 200 | 8,100
EffectiveIncomeTaxRateReconciliationGlobalIntangibleLowTaxedIncomeAmount | 69,000 | 35,900 | 54,300
EffectiveIncomeTaxRateReconciliationForeignDerivedIntangibleIncome | (79,700) | (41,200) | (41,500)
Provision for income taxes | 100,400 | $ 76,900 | $ 107,400
Internal Revenue Service (IRS) |  |  |
Income Taxes [Line Items] |  |  |
Provision for income taxes | (34,800) |  |
Foreign Tax Authority [Member] |  |  |
Income Taxes [Line Items] |  |  |
Valuation Allowance, Amount | 19,800 |  |
State and Local Jurisdiction [Member] | General Business Tax Credit Carryforward |  |  |
Income Taxes [Line Items] |  |  |
Valuation Allowance, Amount | 126,900 |  |
State and Local Jurisdiction [Member] | Capital Loss Carryforward |  |  |
Income Taxes [Line Items] |  |  |
Valuation Allowance, Amount | $ 3,300 |  |
UNITED STATES |  |  |
Income Taxes [Line Items] |  |  |
Open tax year | 2018 |  |
CALIFORNIA |  |  |
Income Taxes [Line Items] |  |  |
Open tax year | 1999 |  |
CANADA |  |  |
Income Taxes [Line Items] |  |  |
Open tax year | 2014 |  |
MEXICO |  |  |
Income Taxes [Line Items] |  |  |
Open tax year | 2015 |  |
JAPAN |  |  |
Income Taxes [Line Items] |  |  |
Open tax year | 2014 |  |
SINGAPORE |  |  |
Income Taxes [Line Items] |  |  |
Open tax year | 2015 |  |

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