v3.19.1

Partners' Capital and Distributions (Schedule Of Distributions) (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  |  |  |  |  | 6 Months Ended | 12 Months Ended
--- | --- | --- | --- | --- | --- | --- | --- | ---
May 15, 2019 | Feb. 14, 2019 | Nov. 14, 2018 | Aug. 14, 2018 | May 15, 2018 | Feb. 14, 2018 | Jun. 30, 2019 | Dec. 31, 2018
Distribution Made to Limited Partner [Line Items] |  |  |  |  |  |  |  |
Cash distribution per unit (in dollars per share) |  | $ 0.9975 | $ 0.9775 | $ 0.9575 | $ 0.9375 | $ 0.9200 |  | $ 3.7925
Total Cash Distribution to Limited Partners |  | $ 227,832 | $ 223,061 | $ 218,497 | $ 213,933 | $ 209,940 |  | $ 865,431
Scenario, Forecast |  |  |  |  |  |  |  |
Distribution Made to Limited Partner [Line Items] |  |  |  |  |  |  |  |
Cash distribution per unit (in dollars per share) | $ 1.0050 |  |  |  |  |  | $ 2.0025 |
Total Cash Distribution to Limited Partners | $ 229,545 |  |  |  |  |  | $ 457,377 |

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