MARKETABLE INVESTMENT SECURITIES - Narrative (Details) $ in Millions	12 Months Ended
Dec. 31, 2023 USD ($) position	Dec. 31, 2022 USD ($) position	Dec. 31, 2021 USD ($)
Investments, Debt and Equity Securities [Abstract]
Investment sold	$ 90.4	$ 28.4	$ 8.3
Realized losses	$ 1.5
Debt securities, available-for-sale, in unrealized loss position \| position	7	118
Debt securities, available-for-sale, unrealized loss position, accumulated loss	$ (0.1)	$ (2.7)
Available-for-sale securities, gross unrealized loss, fair market value	$ 8.8	$ 111.6

Amount of realized gain (loss) on investment in debt security measured at fair value with change in fair value recognized in other comprehensive income (available-for-sale).

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