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SUMMARY OF SIGNIFICANT ACCOUNTING POLICIES - Concentration Risk (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2024 USD ($) customer Institution | Dec. 31, 2023 customer Institution | Dec. 31, 2022 customer
Concentration Risk [Line Items] |  |  |
Number of financial institutions with which the entity maintains its cash and cash equivalents | Institution | 7 | 8 |
Cash insured by financial institutions | $ | $ 0 |  |
Voyage Revenues | Customer Concentration Risk |  |  |
Concentration Risk [Line Items] |  |  |
Number of customers | 129 | 110 | 123
Major Customers | 2 | 2 | 0
Voyage Revenues | Customer Concentration Risk | Rio Tinto Shipping (Asia) Pte. Ltd |  |  |
Concentration Risk [Line Items] |  |  |
Concentration risk percentage (as a percent) |  | 16.10% |
Voyage Revenues | Customer Concentration Risk | ST Shipping and Transport Pte. Ltd |  |  |
Concentration Risk [Line Items] |  |  |
Concentration risk percentage (as a percent) | 11.00% |  |
Voyage Revenues | Customer Concentration Risk | Oldendorff Carriers and its subsidiaries |  |  |
Concentration Risk [Line Items] |  |  |
Concentration risk percentage (as a percent) | 10.70% | 10.90% |

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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. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 954 -SubTopic 310 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Publisher FASB -URI https://asc.fasb.org/1943274/2147478785/954-310-50-2 + Details
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- Definition For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 280 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 42 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482810/280-10-50-42 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 21 -Subparagraph (a) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-21 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 825 -SubTopic 10 -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482907/825-10-50-20 Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 18 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482861/275-10-50-18 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 275 -SubTopic 10 -Section 50 -Paragraph 20 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482861/275-10-50-20 + Details
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