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PARTNERS' CAPITAL - Distributions (Details) - USD ($) $ / shares in Units, $ in Millions |  | 3 Months Ended | 12 Months Ended
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Jan. 28, 2025 | Dec. 31, 2024 | Sep. 30, 2024 | Jun. 30, 2024 | Mar. 31, 2024 | Dec. 31, 2023 | Sep. 30, 2023 | Jun. 30, 2023 | Mar. 31, 2023 | Dec. 31, 2022 | Sep. 30, 2022 | Jun. 30, 2022 | Mar. 31, 2022 | Dec. 31, 2024
PARTNERS' CAPITAL. |  |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly distribution paid (in dollars per unit) |  | $ 0.7 | $ 0.7 | $ 0.7 | $ 0.7 | $ 0.7 | $ 0.7 | $ 0.7 | $ 0.7 | $ 0.5 | $ 0.4 | $ 0.35 | $ 0.25 |
Period following quarter end for distribution of available cash |  |  |  |  |  |  |  |  |  |  |  |  |  | 45 days
Declaration date for Limited Partner distribution | Jan. 28, 2025 |  |  |  |  |  |  |  |  |  |  |  |  |
Distribution date for Limited Partner distribution | Feb. 14, 2025 |  |  |  |  |  |  |  |  |  |  |  |  |
Record date for Limited Partner distribution | Feb. 07, 2025 |  |  |  |  |  |  |  |  |  |  |  |  |
Distribution declared (in dollars per unit) | $ 0.7 |  |  |  |  |  |  |  |  |  |  |  |  |
Quarterly distribution declared | $ 89.6 |  |  |  |  |  |  |  |  |  |  |  |  |

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