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INCOME TAXES (Net deferred tax balance) (Details) - USD ($) $ in Thousands | Sep. 29, 2018 | Sep. 30, 2017
--- | --- | ---
Income Tax Disclosure [Abstract] |  |
Inventory reserves | $ 424 | $ 589
Stock options | 301 | 422
Other accruals and reserves | 5,927 | 7,857
Domestic tax credit carryforwards | 4,532 | 17,635
Net operating loss carryforwards | 39,856 | 35,937
Deferred Tax Assets, Gross | 51,040 | 62,440
Valuation allowance | (37,249) | (29,614)
Total long-term deferred tax asset | 13,791 | 32,826
Foreign withholding tax on undistributed earnings | 21,988 | 20,945
Fixed and intangible assets | 8,377 | 11,262
Total long-term deferred tax liability | 30,365 | 32,207
Total net deferred tax (liability) / asset |  | 619
Total net deferred tax (liability) / asset | (16,574) |
Deferred tax asset | 9,017 | 27,771
Deferred tax liability | $ 25,591 | $ 27,152

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