Quarterly report [Sections 13 or 15(d)]

SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)

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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES (Tables)
3 Months Ended
Mar. 31, 2025
Accounting Policies [Abstract]  
Schedule of Investment Income
A presentation of total investment income Main Street received from its Investment Portfolio in each of the periods presented is as follows:
Three Months Ended
March 31,
2025
2024
(dollars in thousands)
Interest, fee and dividend income:
Interest income $ 98,017  $ 100,106 
Dividend income 36,026  22,791 
Fee income 3,003  8,709 
Total investment income $ 137,046  $ 131,606