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BALANCE SHEET DETAILS - Additional Information (Details) - USD ($) $ in Millions | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Balance Sheet Related Disclosures [Abstract] |  |  |
Write off of fully depreciated property, plant and equipment | $ 0.5 | $ 0.1 | $ 3.3
Accumulated depreciation related to derecognized amount of property, plant and equipment | $ 0.5 | $ 0.1 | $ 3.3

X
- Definition Amount of decrease in accumulated depreciation, depletion and amortization as a result of reclassifications from property, plant and equipment. + References No definition available. + Details
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Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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- References No definition available. + Details
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- Definition Amount of increase (decrease) of physical assets used in the normal conduct of business and not intended for resale, from reclassification, impairment, donation, or changes classified as other. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230 + Details
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