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SHARE-BASED COMPENSATION - Inputs to the Model Used for PSUs Granted (Details) - PSUs - € / shares
 12 Months Ended
Dec. 31, 2022
Dec. 31, 2021
Disclosure of Input of Model Used for Performance-Based RSU [Line Items]    
Fair value at grant date (in euros) (in EUR per share) € 23.70 € 21.84
Share price at grant date (in EUR per share) € 17.11 € 13.90
Dividend yield 0.00% 0.00%
Expected volatility 70.00% 71.00%
Risk-free interest rate (US government bond yield) 1.88% 0.31%