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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Details)
3 Months Ended 9 Months Ended 12 Months Ended
Jul. 18, 2021
Dec. 31, 2024
USD ($)
investment
Dec. 31, 2023
USD ($)
Dec. 31, 2024
USD ($)
investment
Dec. 31, 2023
USD ($)
Mar. 31, 2024
USD ($)
investment
Accounting Policies [Abstract]            
Cash held in money market funds   $ 22,100,000   $ 22,100,000   $ 18,800,000
FDIC uninsured amount   $ 34,500,000   $ 34,500,000   $ 30,700,000
Remaining lease term   10 years 9 months 18 days   10 years 9 months 18 days    
Concentration Risk [Line Items]            
Number of PIK investments | investment   2   7   5
Non-cash PIK interest income percent   6.20% 8.40% 5.70% 5.50%  
Interest or penalties expense   $ 0 $ 0 $ 0 $ 0  
Restricted Stock | 2010 Plan            
Concentration Risk [Line Items]            
Right to grant period 10 years          
Investments on Non-accrual Status | Percentage of Total Portfolio at Fair Value | Credit risk            
Concentration Risk [Line Items]            
Percent of total investment portfolio's fair value       2.70%   2.30%
Investments on Non-accrual Status | Percentage of Total Portfolio at Cost | Credit risk            
Concentration Risk [Line Items]            
Percent of total investment portfolio's fair value       5.20%   3.90%