v3.19.3.a.u2

PARTNERS' EQUITY Table 1 - Preferred Units (Details) - USD ($) |  |  |  | 12 Months Ended
--- | --- | --- | --- | ---
Nov. 30, 2017 | Apr. 28, 2017 | Nov. 25, 2016 | Dec. 31, 2019 | Dec. 31, 2018 | Dec. 31, 2017
Class of Stock [Line Items] |  |  |  |  |  |
Net proceeds from issuance of units |  |  |  | $ 15,000,000 | $ 10,204,000 | $ 657,475,000
Series A Preferred Limited Partner [Member] |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Issuance of units (units) |  |  | 9,060,000 |  |  |
Units issued, price per unit |  |  | $ 25.00 |  |  |
Net proceeds from issuance of units |  |  | $ 218,400,000 |  |  |
Preferred units liquidation preference |  |  | $ 25.00 |  |  |
Preferred units distribution percentage, fixed |  |  | 8.50% |  |  |
Per unit distribution, fixed, per annum |  |  | $ 2.125 |  |  |
Preferred stock, dividend rate, amount per annum |  |  |  | 19,252 |  |
Preferred unit, distribution payment rate, variable description |  |  | Three-month LIBOR plus 6.766% |  |  |
Preferred units, description |  |  | We may redeem any of our outstanding Series A, B and C Preferred Units at any time on or after the optional redemption date set forth above for each series of the Series A, B and C Preferred Units, in whole or in part, at a redemption price of $25.00 per unit plus an amount equal to all accumulated and unpaid distributions to, but not including, the date of redemption, whether or not declared. We may also redeem the Series A, B and C Preferred Units upon the occurrence of certain rating events or a change of control as defined in our partnership agreement. In the case of the latter instance, if we choose not to redeem the Series A, B and C Preferred Units, those preferred unitholders may have the ability to convert their Series A, B and C Preferred Units to common units at the then applicable conversion rate. Holders of the Series A, B and C Preferred Units have no voting rights except for certain exceptions set forth in our partnership agreement. |  |  |
Series B Preferred Limited Partner [Member] |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Issuance of units (units) |  | 15,400,000 |  |  |  |
Units issued, price per unit |  | $ 25.00 |  |  |  |
Net proceeds from issuance of units |  | $ 371,800,000 |  |  |  |
Preferred units liquidation preference |  | $ 25.00 |  |  |  |
Preferred units distribution percentage, fixed |  | 7.625% |  |  |  |
Per unit distribution, fixed, per annum |  | $ 1.90625 |  |  |  |
Preferred stock, dividend rate, amount per annum |  |  |  | 29,357 |  |
Preferred unit, distribution payment rate, variable description |  | Three-month LIBOR plus 5.643% |  |  |  |
Preferred units, description |  | We may redeem any of our outstanding Series A, B and C Preferred Units at any time on or after the optional redemption date set forth above for each series of the Series A, B and C Preferred Units, in whole or in part, at a redemption price of $25.00 per unit plus an amount equal to all accumulated and unpaid distributions to, but not including, the date of redemption, whether or not declared. We may also redeem the Series A, B and C Preferred Units upon the occurrence of certain rating events or a change of control as defined in our partnership agreement. In the case of the latter instance, if we choose not to redeem the Series A, B and C Preferred Units, the preferred unitholders may have the ability to convert their Series A, B and C Preferred Units to common units at the then applicable conversion rate. Holders of the Series A, B and C Preferred Units have no voting rights except for certain exceptions set forth in our partnership agreement. |  |  |  |
Series C Preferred Limited Partner [Member] |  |  |  |  |  |
Class of Stock [Line Items] |  |  |  |  |  |
Issuance of units (units) | 6,900,000 |  |  |  |  |
Units issued, price per unit | $ 25.00 |  |  |  |  |
Net proceeds from issuance of units | $ 166,700,000 |  |  |  |  |
Preferred units liquidation preference | $ 25.00 |  |  |  |  |
Preferred units distribution percentage, fixed | 9.00% |  |  |  |  |
Per unit distribution, fixed, per annum | $ 2.25 |  |  |  |  |
Preferred stock, dividend rate, amount per annum |  |  |  | $ 15,525 |  |
Preferred unit, distribution payment rate, variable description | Three-month LIBOR plus 6.88% |  |  |  |  |
Preferred units, description | We may redeem any of our outstanding Series A, B and C Preferred Units at any time on or after the optional redemption date set forth above for each series of the Series A, B and C Preferred Units, in whole or in part, at a redemption price of $25.00 per unit plus an amount equal to all accumulated and unpaid distributions to, but not including, the date of redemption, whether or not declared. We may also redeem the Series A, B and C Preferred Units upon the occurrence of certain rating events or a change of control as defined in our partnership agreement. In the case of the latter instance, if we choose not to redeem the Series A, B and C Preferred Units, the preferred unitholders may have the ability to convert their Series A, B and C Preferred Units to common units at the then applicable conversion rate. Holders of the Series A, B and C Preferred Units have no voting rights except for certain exceptions set forth in our partnership agreement. |  |  |  |  |

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