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FAIR VALUE - Narrative (Details)
6 Months Ended
Jun. 30, 2023
investment
Dec. 31, 2022
USD ($)
Fair Value Disclosures [Abstract]    
Number of corporate sub-debt issuances | investment 8  
Significant Unobservable Inputs (Level 3)    
Fair Value, Balance Sheet Grouping, Financial Statement Captions [Line Items]    
Assets, fair value disclosure | $   $ 0