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Unaudited Condensed Consolidated Statements of Partners' Capital - USD ($) $ in Thousands | Total | Partners’ Capital | Partners’ Capital Common Units | Noncontrolling Interest | Accumulated Other Comprehensive Loss | Scenario, Previously Reported | Scenario, Previously Reported Partners’ Capital | Scenario, Previously Reported Partners’ Capital Common Units | Scenario, Previously Reported Noncontrolling Interest | Scenario, Previously Reported Accumulated Other Comprehensive Loss | Restatement Adjustment | Restatement Adjustment Partners’ Capital | Restatement Adjustment Noncontrolling Interest | Restatement Adjustment Accumulated Other Comprehensive Loss
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Partners' capital, beginning balance (units) at Dec. 31, 2016 |  |  | 117,979,000 |  |  |  |  |  |  |  |  |  |  |
Partners' capital, beginning balance at Dec. 31, 2016 | $ 2,120,050 | $ 2,130,331 |  | $ (10,281) | $ 0 |  |  |  |  |  |  |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss) | 60,518 | 60,823 | $ 0 | (305) | 0 |  |  |  |  |  |  |  |  |
Cash distributions to partners | (171,993) | (171,993) | $ 0 | 0 | 0 |  |  |  |  |  |  |  |  |
Cash contributions from noncontrolling interests | 725 | 0 |  | 725 | 0 |  |  |  |  |  |  |  |  |
Issuance of common units for cash, net (units) |  |  | 4,600,000 |  |  |  |  |  |  |  |  |  |  |
Issuance of common units for cash, net | 140,537 | 140,537 |  | 0 | 0 |  |  |  |  |  |  |  |  |
Partners' capital, ending balance (units) at Jun. 30, 2017 |  |  | 122,579,000 |  |  |  |  |  |  |  |  |  |  |
Partners' capital, ending balance at Jun. 30, 2017 | 2,149,837 | 2,159,698 |  | (9,861) | 0 |  |  |  |  |  |  |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Impact of adoption of ASC 606 | ASC 606 |  |  |  |  |  |  |  |  |  |  | $ (3,550) | $ (3,550) | $ 0 | $ 0
Partners' capital, adjusted beginning balance | $ 2,013,914 | 2,022,597 |  | (8,079) | (604) |  |  |  |  |  |  |  |  |
Partners' capital, beginning balance (units) at Dec. 31, 2017 | 122,579,218 |  | 122,579,000 |  |  |  |  | 122,579,000 |  |  |  |  |  |
Partners' capital, beginning balance at Dec. 31, 2017 | $ 2,017,464 |  |  |  |  | $ 2,017,464 | $ 2,026,147 |  | $ (8,079) | $ (604) |  |  |  |
Increase (Decrease) in Partners' Capital [Roll Forward] |  |  |  |  |  |  |  |  |  |  |  |  |  |
Net income (loss) | 18,769 | 19,031 | $ 0 | (262) | 0 |  |  |  |  |  |  |  |  |
Cash distributions to partners | (126,257) | (126,257) | 0 | 0 | 0 |  |  |  |  |  |  |  |  |
Cash contributions from noncontrolling interests | 1,320 | 0 | 0 | 1,320 | 0 |  |  |  |  |  |  |  |  |
Distributions to Class A Convertible Preferred unitholders | $ (33,414) | (33,414) | $ 0 | 0 | 0 |  |  |  |  |  |  |  |  |
Partners' capital, ending balance (units) at Jun. 30, 2018 | 122,579,218 |  | 122,579,000 |  |  |  |  |  |  |  |  |  |  |
Partners' capital, ending balance at Jun. 30, 2018 | $ 1,874,332 | $ 1,881,957 |  | $ (7,021) | $ (604) |  |  |  |  |  |  |  |  |

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