ORGANIZATION AND BASIS OF PRESENTATION Narrative (Details) $ in Thousands, bbl in Millions |
6 Months Ended | |||
|---|---|---|---|---|
Jun. 30, 2016 |
Jan. 02, 2015
USD ($)
bbl
|
Jun. 30, 2016
USD ($)
|
Jun. 30, 2015
USD ($)
|
|
| Organization and Operations [Abstract] | ||||
| Total approximate ownership interest held by general partner | 15.00% | |||
| Number of business segments | 3 | |||
| Business Acquisition [Line Items] | ||||
| Gain associated with the Linden Acquisition | $ 0 | $ 56,277 | ||
| Linden Acquisition [Member] | ||||
| Business Acquisition [Line Items] | ||||
| Acquired storage capacity | bbl | 4.3 | |||
| Equity method investment, ownership percentage by joint venture partner | 50.00% | |||
| Business combination, step acquisition, equity interest in acquiree, percentage | 50.00% | |||
| Acquisition date fair value of previously held equity interest | $ 128,000 | |||
| Gain associated with the Linden Acquisition | $ 56,300 | |||