MARKETABLE SECURITIES - Contractual Maturities of Available-for-Sale Debt Securities (Details) - USD ($) $ in Millions	Mar. 31, 2023	Dec. 31, 2022
Amortized Cost
Less than one year	$ 39.8
One to five years	42.5
Six to ten years	35.6
Greater than ten years	78.6
Amortized Cost	196.5	$ 201.6
Fair Value
Less than one year	38.9
One to five years	41.1
Six to ten years	32.8
Greater than ten years	69.1
Fair Value	$ 181.9	$ 185.5

Amortized cost of 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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