DISPOSITIONS Narrative 2 (Details) - USD ($) $ in Thousands |
1 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Jan. 31, 2013 |
Dec. 31, 2015 |
Dec. 31, 2014 |
Dec. 31, 2013 |
|
| Dispositions and Discontinued operations [Line Items] | ||||
| Proceeds from sale or disposition of assets | $ 17,132 | $ 26,012 | $ 119,006 | |
| Gain from sale or disposition of assets | $ 1,617 | $ 642 | (524) | |
| San Antonio Refinery Sale | ||||
| Dispositions and Discontinued operations [Line Items] | ||||
| Disposal Date | Jan. 01, 2013 | |||
| Proceeds from sale or disposition of assets | $ 117,000 | |||
| Gain from sale or disposition of assets | $ 9,300 | |||