FINANCIAL INSTRUMENTS - Narrative (Details) - USD ($) shares in Millions		1 Months Ended	12 Months Ended
	Oct. 04, 2021	Dec. 31, 2021	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019	Jan. 31, 2022	Oct. 31, 2021	Sep. 22, 2021
Fair Value Disclosures [Abstract]
Equity securities without readily determinable fair value		$ 14,200,000	$ 14,200,000	$ 14,200,000
Cumulative downward adjustments to the carrying value of equity securities without readily determinable fair values		2,100,000	2,100,000
Impairment charge			0	$ 0	$ 4,000,000
Long-term Debt
Loss on embedded derivative			14,600,000
2022 Exchangeable Notes | Exchangeable Notes Hedge
Long-term Debt
Derivative loss			9,700,000
Fair value of bond hedge derivative		$ 32,100,000	$ 32,100,000
2022 Exchangeable Notes | Senior Notes
Long-term Debt
Fair value of embedded derivative liability								$ 0
Debt conversion, shares issuable upon conversion (in shares)		5.5	5.5
Loss on embedded derivative	$ 14,500,000
Aggregate principal amount of debt presented for exchange			$ 18,600,000
Debt instrument, repurchase amount	$ 414,000,000	$ 3,000,000	3,000,000				$ 414,000,000
Measurement period		40 days
Embedded derivative, amount reclassified		$ 48,500,000
Gain on embedded derivative		9,700,000
Fair value of embedded derivative asset		7,400,000	7,400,000
Aggregate principal amount		15,600,000	15,600,000
Net liability		$ 15,600,000	$ 15,600,000
2022 Exchangeable Notes | Senior Notes | Exchangeable Notes Hedge
Long-term Debt
Debt conversion, shares issuable upon conversion (in shares)	9.4
2022 Exchangeable Notes | Senior Notes | Subsequent Event
Long-term Debt
Fair value of embedded derivative liability						$ 39,500,000
Debt instrument, repurchase amount						$ 15,600,000