v3.19.3.a.u2

REVENUE FROM CONTRACTS WITH CUSTOMERS Table 1 - Adoption Impact of 606 (Details) - USD ($) $ / shares in Units, $ in Thousands | 3 Months Ended | 12 Months Ended
--- | --- | ---
Dec. 31, 2019 | Sep. 30, 2019 | Jun. 30, 2019 | Mar. 31, 2019 | Dec. 31, 2018 | Sep. 30, 2018 | Jun. 30, 2018 | Mar. 31, 2018 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues | $ 399,694 | $ 378,056 | $ 372,445 | $ 347,826 | $ 374,137 | $ 380,142 | $ 389,256 | $ 376,727 | $ 1,498,021 | $ 1,520,262 | $ 1,444,772
Operating income (loss) | 124,056 | 99,972 | 93,283 | 73,605 | 86,683 | 89,165 | 76,387 | 83,493 | 390,916 | 335,728 | 290,510
Net income from continuing operations | $ 78,408 | $ 52,588 | $ 46,915 | $ 28,923 | $ 42,570 | $ 43,663 | $ 26,909 | $ 33,233 | $ 206,834 | $ 146,375 | $ 110,895
Basic net income (loss) per common unit from continuing operations | $ 0.40 | $ 0.15 | $ 0.11 | $ (0.06) | $ 0.07 | $ (3.53) | $ 0.12 | $ 0.18 | $ 0.60 | $ (3.34) | $ 0.23
Calculated under Revenue Guidance in Effect before Topic 606 [Member] | Revenue Recognition [Member] |  |  |  |  |  |  |  |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  | $ 1,526,447 |
Operating income (loss) |  |  |  |  |  |  |  |  |  | 341,913 |
Net income from continuing operations |  |  |  |  |  |  |  |  |  | $ 152,560 |
Basic net income (loss) per common unit from continuing operations |  |  |  |  |  |  |  |  |  | $ (3.27) |
Difference between Revenue Guidance in Effect before and after Topic 606 [Member] | Revenue Recognition [Member] |  |  |  |  |  |  |  |  |  |  |
Revenue, Initial Application Period Cumulative Effect Transition [Line Items] |  |  |  |  |  |  |  |  |  |  |
Revenues |  |  |  |  |  |  |  |  |  | $ (6,185) |
Operating income (loss) |  |  |  |  |  |  |  |  |  | (6,185) |
Net income from continuing operations |  |  |  |  |  |  |  |  |  | $ (6,185) |
Basic net income (loss) per common unit from continuing operations |  |  |  |  |  |  |  |  |  | $ (0.07) |

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