FAIR VALUE MEASUREMENT - Nonmonetary transaction (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
	Sep. 30, 2022	Dec. 31, 2021	Dec. 31, 2020
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Exchange for accounts receivable			$ 1.6
Sale of securities		$ 2.3
Other Nonoperating Income (Expense)
Fair Value, Assets and Liabilities Measured on Recurring and Nonrecurring Basis [Line Items]
Unrealized gains/(losses)		2.0	$ 1.8
Realized gains/(losses)		$ 1.0
Realized gain/(loss) on expiration of securities	$ 0.1