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INTANGIBLE ASSETS (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Oct. 31, 2018 | Oct. 29, 2017 | Oct. 30, 2016
Intangible Asset [Abstract] |  |  |
Amortization of intangible assets | $ 4,800 | $ 4,900 | $ 4,800
Intangible assets, net [Abstract] |  |  |
Gross Amount | 75,282 | 77,186 |
Accumulated Amortization | (62,914) | (60,064) |
Net Amount | 12,368 | $ 17,122 |
Weighted-average amortization period for intangible assets acquired during the year |  | 4 years 6 months |
Intangible asset amortization over the next five years [Abstract] |  |  |
2019 | 4,588 |  |
2020 | 4,539 |  |
2021 | 2,706 |  |
2022 | 129 |  |
2023 | 126 |  |
Technology License Agreement [Member] |  |  |
Intangible assets, net [Abstract] |  |  |
Gross Amount | 59,616 | $ 59,616 |
Accumulated Amortization | (49,349) | (45,374) |
Net Amount | 10,267 | $ 14,242 |
Weighted-average amortization period for intangible assets acquired during the year |  | 5 years |
Customer Relationships [Member] |  |  |
Intangible assets, net [Abstract] |  |  |
Gross Amount | 9,147 | $ 9,375 |
Accumulated Amortization | (7,959) | (7,793) |
Net Amount | 1,188 | $ 1,582 |
Weighted-average amortization period for intangible assets acquired during the year |  | 5 years |
Software and Other [Member] |  |  |
Intangible assets, net [Abstract] |  |  |
Gross Amount | 6,519 | $ 8,195 |
Accumulated Amortization | (5,606) | (6,897) |
Net Amount | $ 913 | $ 1,298 |
Weighted-average amortization period for intangible assets acquired during the year | 3 years | 3 years |

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- Definition Weighted average amortization period of finite-lived intangible assets acquired either individually or as part of a group of assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16265-109275 + Details
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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 + Details
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- Definition Accumulated amount of amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(1) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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- Definition Amount of amortization expense for assets, excluding financial assets and goodwill, lacking physical substance with a finite life expected to be recognized during the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(3) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 + Details
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