Annual report pursuant to Section 13 and 15(d)

CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS - Narrative (Details)

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CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS - Narrative (Details)
$ in Millions
12 Months Ended
Dec. 31, 2021
USD ($)
CASH EQUIVALENTS AND SHORT-TERM INVESTMENTS  
Equity investment $ 20.0
Fair value of investments 7.4
Unrealized loss $ (12.6)