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v3.21.2

Income Taxes - Schedule of Deferred Tax Assets and Liabilities (Details) - USD ($) $ in Thousands | Oct. 02, 2021 | Oct. 03, 2020 | Sep. 28, 2019 | Sep. 29, 2018
--- | --- | --- | --- | ---
Deferred tax assets |  |  |  |
Accrued expenses and reserves | $ 18,601 | $ 12,014 |  |
Deferred revenue | 13,915 | 11,831 |  |
U.S. net operating loss carryforwards | 25,284 | 8,242 |  |
Foreign net operating loss carryforwards | 13,240 | 12,183 |  |
Research & development tax credit carryforwards | 77,607 | 53,543 |  |
Stock-based compensation | 9,082 | 11,018 |  |
Operating lease liability | 9,908 | 14,377 |  |
U.S. amortization | 8,031 | 7,648 |  |
Depreciation | 1,875 | 1,101 |  |
Other | 428 | 603 |  |
Total deferred tax assets | 177,971 | 132,560 |  |
Valuation allowance | (155,978) | (113,939) | $ (95,088) | $ (72,380)
Deferred tax assets, net of valuation allowance | 21,993 | 18,621 |  |
Deferred tax liabilities |  |  |  |
Tax accounting method change | (962) | (2,946) |  |
Right-of-use asset | (7,388) | (9,914) |  |
Foreign amortization | (5,833) | (6,093) |  |
Depreciation | (32) | (187) |  |
Other | (144) | (115) |  |
Total deferred tax liabilities | (14,359) | (19,255) |  |
Net deferred tax assets (liabilities) | 7,634 |  |  |
Net deferred tax assets (liabilities) |  | (634) |  |
Deferred tax assets | 10,028 | 1,800 |  |
Deferred tax liabilities | $ (2,394) | $ (2,434) |  |

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