ACQUISITIONS Narrative 3 (Details) - USD ($) $ in Thousands |
6 Months Ended | 9 Months Ended | |||
|---|---|---|---|---|---|
Jun. 29, 2018 |
Apr. 28, 2017 |
Apr. 18, 2017 |
Jun. 30, 2018 |
Sep. 30, 2018 |
|
| Business Acquisition [Line Items] | |||||
| Net proceeds from issuance of units | $ 10,204 | ||||
| General partner ownership interest | 2.00% | ||||
| Common Limited Partner [Member] | |||||
| Business Acquisition [Line Items] | |||||
| Issuance of units (permanent equity) (in units) | 413,736 | 14,375,000 | |||
| General Partner [Member] | |||||
| Business Acquisition [Line Items] | |||||
| Net proceeds from issuance of units | $ 13,600 | ||||
| General partner ownership interest | 2.00% | ||||
| Series B Preferred Limited Partner [Member] | |||||
| Business Acquisition [Line Items] | |||||
| Issuance of units (permanent equity) (in units) | 15,400,000 | ||||
| Logistics Notes Due 2027 [Member] | |||||
| Business Acquisition [Line Items] | |||||
| Senior notes issued | $ 550,000 | ||||
| Stated interest rate | 5.625% |