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FINANCIAL RISK MANAGEMENT AND FAIR VALUES OF FINANCIAL INSTRUMENTS - Reconciliation of changes in fair value measurement of assets (FY) (Details) - USD ($)
$ in Thousands
 6 Months Ended 12 Months Ended
Jun. 30, 2023
Dec. 31, 2022
Dec. 31, 2021
Unlisted equity instruments and debt instrument at fair value through profit or loss measured using significant unobservable inputs      
Beginning balance $ 651,409 $ 646,974  
Ending balance 619,013 651,409 $ 646,974
Level 3 | Unlisted equity instruments and debt instrument      
Unlisted equity instruments and debt instrument at fair value through profit or loss measured using significant unobservable inputs      
Beginning balance $ 60,959 1,250  
Additions   61,550 1,250
Disposals   (1,213)  
Net gain on disposal of financial assets at fair value through profit or loss   213  
Net fair value changes recognized in profit or loss   (841)  
Ending balance   $ 60,959 $ 1,250