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PARTNERS' CAPITAL (Tables) | 12 Months Ended
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Dec. 31, 2021
PARTNERS' CAPITAL |
Summary of quarterly per unit distribution paid | ​
​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​ | ​
​ | ​ | Year Ended December 31, |
​ |  | 2021 |  | 2020 |  | 2019 |
First Quarter | ​ | $ | — | ​ | $ | 0.400 | ​ | $ | 0.530 | ​
Second Quarter | ​ | $ | 0.100 | ​ | $ | — | ​ | $ | 0.535 | ​
Third Quarter | ​ | $ | 0.100 | ​ | $ | — | ​ | $ | 0.540 | ​
Fourth Quarter | ​ | $ | 0.200 | ​ | $ | — | ​ | $ | 0.540 | ​

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- Definition Tabular disclosure of payment of cash or stock made to limited partner of limited partnership (LP). + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 505 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.3-04) -URI http://asc.fasb.org/extlink&oid=120397183&loc=d3e187085-122770 + Details
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- References No definition available. + Details
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