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PROPERTY, PLANT AND EQUIPMENT, NET | 12 Months Ended
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Oct. 31, 2021
PROPERTY, PLANT AND EQUIPMENT, NET [Abstract] |
PROPERTY, PLANT AND EQUIPMENT, NET | NOTE 3 - PROPERTY, PLANT AND EQUIPMENT, NET Property, plant and equipment, net consists of the following:
|  | October 31, 2021 |  |  | October 31, 2020 |
Land |  | $ | 12,442 |  |  | $ | 12,422 |
Buildings and improvements |  |  | 181,922 |  |  |  | 179,162 |
Machinery and equipment |  |  | 1,961,474 |  |  |  | 1,812,791 |
Leasehold improvements |  |  | 21,751 |  |  |  | 21,157 |
Furniture, fixtures and office equipment |  |  | 15,534 |  |  |  | 15,665 |
Construction in progress |  |  | 35,009 |  |  |  | 70,915 |
|  |  | 2,228,132 |  |  |  | 2,112,112 |
Accumulated depreciation and amortization |  |  | (1,531,579 | ) |  |  | (1,480,637 | )
|  | $ | 696,553 |  |  | $ | 631,475 |
Depreciation expense for property, plant and equipment (excluding amortization expense for ROU assets) was $85.7 million, $89.2 million and $79.2 million for 2021, 2020 and 2019, respectively. ROU assets resulting from finance leases are included in the table above as follows:
|  | October 31, 2021 |  |  | October 31, 2020 |
Machinery and equipment |  | $ | 42,760 |  |  | $ | - |
Accumulated amortization |  |  | (1,933 | ) |  |  | - |
|  | $ | 40,827 |  |  | $ | - |
In the third quarter of 2021, we recorded a $3.5 million gain on the trade-in of a lithography tool with a tool vendor as partial compensation for a more advanced tool.

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- Definition The entire disclosure for long-lived, physical asset used in normal conduct of business and not intended for resale. Includes, but is not limited to, work of art, historical treasure, and similar asset classified as collections. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 6 -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99893-112916 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -URI http://asc.fasb.org/topic&trid=2155823 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 7 -URI http://asc.fasb.org/extlink&oid=120429125&loc=SL120174063-112916 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 958 -SubTopic 360 -Section 50 -Paragraph 1 -Subparagraph (d) -URI http://asc.fasb.org/extlink&oid=120429125&loc=d3e99779-112916 + Details
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