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FINANCIAL INSTRUMENTS - Narrative (Details) - USD ($) | 3 Months Ended | 6 Months Ended | 12 Months Ended
--- | --- | --- | ---
Mar. 31, 2024 | Jun. 30, 2023 | Dec. 31, 2023
Debt and Equity Securities, FV-NI [Line Items] |  |  |
Gross realized gains (losses) | $ 0 |  | $ 0
Net unrealized losses on AFS debt securities, net of tax | $ 33,900,000 | $ 29,700,000 |
Maximum |  |  |
Debt and Equity Securities, FV-NI [Line Items] |  |  |
Derivative term (up to) | 13 months |  |
Level 1 |  |  |
Debt and Equity Securities, FV-NI [Line Items] |  |  |
Equity investments with readily determinable market values | $ 0 |  |
Level 2 |  |  |
Debt and Equity Securities, FV-NI [Line Items] |  |  |
Decrease in fair value due to impairments of certain equity investments that lack readily determinable market values | $ 3,400,000 |  |

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- Definition Amount of unrealized gain (loss) on investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI). + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 944 -SubTopic 220 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(3)(d)(2)) -Publisher FASB -URI https://asc.fasb.org//1943274/2147483586/944-220-S99-1 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 321 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147479536/321-10-50-4 + Details
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