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(Loss)/ Earnings per Unit (Table) (Details) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
(Loss)/ Earnings Per Share |  |  |
Partnership's Net income | $ 3,613 | $ 3,613 | $ 17,339
Less: |  |  |
Net Income attributable to preferred unitholders | 11,563 | 7,659 | 6,750
Net Income attributable to subordinated unitholders | 0 | 0 | 1,208
General Partner's interest in Net Income | (8) | (4) | 79
Net income/(loss) attributable to common unitholders | $ (7,942) | $ (4,042) | $ 9,302
Weighted average number of common units outstanding, basic and diluted | 35,490,000 | 35,490,000 | 34,545,740
Earnings/ (Losses) per common unit, basic and diluted | $ (0.22) | $ (0.11) | $ 0.27

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