RELATED PARTY TRANSACTIONS - Summarizes of Main Street’s Purchases (Details) - MSC Income - Related Party - USD ($) $ / shares in Units, $ in Thousands |
1 Months Ended | |||||||||||||||
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Aug. 16, 2023 |
Dec. 31, 2025 |
Nov. 30, 2025 |
Oct. 31, 2025 |
Sep. 30, 2025 |
Aug. 31, 2025 |
May 31, 2025 |
Apr. 30, 2025 |
Jan. 31, 2025 |
Aug. 31, 2024 |
May 31, 2024 |
Jan. 31, 2024 |
Oct. 31, 2023 |
Sep. 30, 2023 |
Aug. 31, 2023 |
May 31, 2023 |
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| Related Party Transaction [Line Items] | ||||||||||||||||
| Total number of shares purchased (in shares) | 65,366 | 89,588 | 54,108 | 41,611 | 14,010 | 26 | 3,054 | 289,761 | 125,314 | 157,629 | 157,035 | 237,944 | 57,692 | 174,271 | 127,877 | |
| Average price paid per share (in dollars per share) | $ 13.79 | $ 12.76 | $ 13.15 | $ 13.98 | $ 14.25 | $ 14.97 | $ 14.59 | $ 15.53 | $ 15.96 | $ 15.86 | $ 15.92 | $ 15.76 | $ 13.00 | $ 15.78 | $ 15.64 | |
| Total Cost | $ 901 | $ 1,143 | $ 712 | $ 582 | $ 200 | $ 0 | $ 45 | $ 4,500 | $ 2,000 | $ 2,500 | $ 2,500 | $ 3,750 | $ 750 | $ 2,750 | $ 2,000 | |
| Total number of shares purchased as part of publicly announced plans or programs (in shares) | 65,366 | 89,588 | 54,108 | 41,611 | 14,010 | 26 | 3,054 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
| Approximate dollar value of shares that may yet be purchased under the plans or programs | $ 16,423 | $ 17,323 | $ 18,464 | $ 19,175 | $ 19,756 | $ 19,955 | $ 19,955 | |||||||||
| Shares purchased (in shares) | 1,642,635 | 289,761 | ||||||||||||||
| Sale of stock, price per share (in dollars per share) | $ 15.53 | |||||||||||||||
| Dutch Auction | ||||||||||||||||
| Related Party Transaction [Line Items] | ||||||||||||||||
| Sale of stock, authorized consideration on transaction | $ 3,500 | |||||||||||||||
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- Definition Sale of Stock, Authorized Consideration On Transaction No definition available.
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- Definition Sale Of Stock, Average Price Per Share No definition available.
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- Definition Sale Of Stock, Total Shares Issued No definition available.
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- Definition Number of shares of investment owned. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. Reference 1: http://www.xbrl.org/2003/role/disclosureRef
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- Definition Per share amount received by subsidiary or equity investee for each share of common stock issued or sold in the stock transaction. No definition available.
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- Definition Amount remaining authorized for purchase of share under share repurchase plan. Includes, but is not limited to, repurchase of stock and unit of ownership. No definition available.
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- Definition Number of shares that have been repurchased during the period and have not been retired and are not held in treasury. Some state laws may govern the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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- Definition Equity impact of the value of stock that has been repurchased during the period and has not been retired and is not held in treasury. Some state laws may mandate the circumstances under which an entity may acquire its own stock and prescribe the accounting treatment therefore. This element is used when state law does not recognize treasury stock. Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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