v3.20.1

DEBT Narrative (Details) - USD ($) $ in Thousands |  | 3 Months Ended |
--- | --- | --- | ---
Mar. 04, 2020 | Mar. 31, 2020 | Mar. 31, 2019 | Dec. 31, 2019
Debt Instrument [Line Items] |  |  |  |
Amount repaid |  | $ 104,615 | $ 63,600 |
Revolving Credit Agreement [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum borrowing capacity |  | 1,000,000 |  | $ 1,200,000
Long-term debt |  | $ 500,000 |  |
Interest rate at period end - Revolving Credit Agreement |  | 3.00% |  |
Covenant terms |  | For the rolling period of four quarters ending March 31, 2020, the consolidated debt coverage ratio (as defined in the Revolving Credit Agreement) could not exceed 5.00-to-1.00 and the consolidated interest coverage ratio (as defined in the Revolving Credit Agreement) must not be less than 1.75-to-1.00. |  |
Current remaining borrowing capacity |  | $ 495,900 |  |
Receivables Financing Agreement [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Maximum borrowing capacity |  | 125,000 |  |
Long-term debt |  | $ 67,800 |  |
Weighted average interest rate |  | 1.80% |  |
Collateral amount |  | $ 105,900 |  |
GoZone Bonds [Member] |  |  |  |
Debt Instrument [Line Items] |  |  |  |
Long-term debt |  |  |  | $ 365,400
Debt instrument, redemption, description |  | At the option of NuStar Logistics, during any period when the bonds bear interest at a daily or weekly rate, the GoZone Bonds may be redeemed in whole or in part on any interest payment date for 100% of the outstanding principal amount plus accrued interest to the redemption date. |  |
Amount repaid | $ 43,300 |  |  |

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