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GOODWILL AND OTHER INTANGIBLE ASSETS, NET - Other intangible assets (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 | Dec. 31, 2020
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount | $ 343,533 |
Accumulated Amortization | (294,740) |
Total net book value | 48,793 |
Patents |  |
Finite-Lived Intangible Assets [Line Items] |  |
Gross Carrying Amount, Patents | 334,803 | $ 336,834
Accumulated Amortization | (294,453) | (319,922)
Total net book value | $ 40,350 | $ 16,912
Patents | Intellectual property operations |  |
Finite-Lived Intangible Assets [Line Items] |  |
Weighted Average Amortization Period | 6 years | 7 years
Gross Carrying Amount, Patents | $ 331,403 | $ 336,834
Accumulated Amortization | (294,341) | (319,922)
Total net book value | $ 37,062 | $ 16,912
Patents | Industrial operations |  |
Finite-Lived Intangible Assets [Line Items] |  |
Weighted Average Amortization Period | 7 years |
Gross Carrying Amount, Patents | $ 3,400 |
Accumulated Amortization | (112) |
Total net book value | $ 3,288 |
Customer relationships | Industrial operations |  |
Finite-Lived Intangible Assets [Line Items] |  |
Weighted Average Amortization Period | 7 years |
Gross Carrying Amount | $ 5,300 |
Accumulated Amortization | (174) |
Total net book value | $ 5,126 |
Trade names and trademarks | Industrial operations |  |
Finite-Lived Intangible Assets [Line Items] |  |
Weighted Average Amortization Period | 7 years |
Gross Carrying Amount | $ 3,430 |
Accumulated Amortization | (113) |
Total net book value | $ 3,317 |

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- Definition Gross carrying amount before accumulated amortization as of the balance sheet date of the costs pertaining to the exclusive legal rights granted to the owner of the patent to exploit an invention or a process for a period of time specified by law. Such costs may have been expended to directly apply and receive patent rights, or to acquire such rights. + 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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