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FINANCIAL INSTRUMENTS - Summary of Equity Investment Activity (Details) $ in Millions | 3 Months Ended
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Mar. 31, 2022 USD ($)
Equity investments with readily determinable value (Level 1) |
Beginning balance, carrying value | $ 26.9
Ending balance, carrying value | 9.7
Level 1 |
Equity investments with readily determinable value (Level 1) |
Beginning balance, carrying value | 26.9
Changes in Fair Value | (17.2)
Sales/Purchases | 0.0
Ending balance, carrying value | 9.7
Level 2 |
Equity investments without readily determinable value (Level 2) |
Beginning balance, carrying value | 15.6
Changes in Fair Value | (0.1)
Sales/Purchases | 20.0
Ending balance, carrying value | 35.5
Prepaids and other current assets | Level 1 |
Equity investments with readily determinable value (Level 1) |
Ending balance, carrying value | 9.7
Prepaids and other current assets | Level 2 |
Equity investments without readily determinable value (Level 2) |
Ending balance, carrying value | 0.0
Intangible and other assets, net | Level 1 |
Equity investments with readily determinable value (Level 1) |
Ending balance, carrying value | 0.0
Intangible and other assets, net | Level 2 |
Equity investments without readily determinable value (Level 2) |
Ending balance, carrying value | $ 35.5

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- Definition Amount of investment in equity security measured at fair value with change in fair value recognized in net income (FV-NI), classified as current. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 45 -Paragraph 1A -URI http://asc.fasb.org/extlink&oid=123594786&loc=SL75136599-209740 + Details
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