v3.8.0.1

CONDENSED CONSOLIDATING FINANCIAL STATEMENTS Narrative (Details) | 12 Months Ended
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Dec. 31, 2017
NuStar Logistics |
Subsidiary of Limited Liability Company or Limited Partnership [Line Items] |
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest | 100.00%
NuPOP |
Subsidiary of Limited Liability Company or Limited Partnership [Line Items] |
Subsidiary of Limited Liability Company or Limited Partnership, Ownership Interest | 100.00%

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- Definition Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table. + References No definition available. + Details
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- Definition The number of units or percentage investment held in the subsidiary by the limited liability company or limited partnership. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 946 -SubTopic 320 -Section S99 -Paragraph 9 -URI http://asc.fasb.org/extlink&oid=50485924&loc=d3e611443-123010 + Details
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- Details
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- Details
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