FINANCIAL INSTRUMENTS - Narrative (Details) - USD ($) |
3 Months Ended | 6 Months Ended | 9 Months Ended |
|---|---|---|---|
Mar. 31, 2024 |
Jun. 30, 2024 |
Sep. 30, 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 | $ 28,400,000 | $ 29,700,000 | |
| Maximum | |||
| Debt and Equity Securities, FV-NI [Line Items] | |||
| Derivative term (up to) | 13 months | ||
| 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 | $ (3,500,000) |