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Property, Plant and Equipment (Details) - USD ($) $ in Thousands | 12 Months Ended
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Dec. 31, 2016 | Dec. 31, 2015
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment | $ 342,407 | $ 325,647
Less: accumulated depreciation | (91,378) | (71,799)
Property, plant and equipment, net | 251,029 | 253,848
Depreciation expense | 19,750 | 18,629
Pipelines and Transportation |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment | 279,155 | 266,169
Less: accumulated depreciation | (67,032) | (50,542)
Property, plant and equipment, net | 212,123 | 215,627
Depreciation expense | 16,133 | 15,011
Wholesale Marketing and Terminalling |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment | 63,252 | 59,478
Less: accumulated depreciation | (24,346) | (21,257)
Property, plant and equipment, net | 38,906 | 38,221
Depreciation expense | 3,617 | 3,618
Land and land improvements |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment | 4,435 | 4,253
Building and building improvements |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment | 2,236 | 1,886
Pipelines, tanks and terminals |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment | 305,302 | 299,101
Asset retirement obligation assets |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment | 2,073 | 2,073
Other equipment |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment | 12,925 | 4,270
Construction in process |  |
Property, Plant and Equipment [Line Items] |  |
Property, plant and equipment | $ 15,436 | $ 14,064

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- Definition Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.14) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition The expense recognized in the current period that allocates the cost of nonproduction tangible assets over their useful lives. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=56944662&loc=d3e3602-108585 + Details
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- Definition Amount before accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 + Details
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- Definition Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures. + References Reference 1: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 210 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.5-02.13) -URI http://asc.fasb.org/extlink&oid=6877327&loc=d3e13212-122682 Reference 2: http://www.xbrl.org/2003/role/presentationRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=6391035&loc=d3e2868-110229 Reference 3: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 02 -Paragraph 13 -Subparagraph a -Article 5 Reference 4: http://www.xbrl.org/2003/role/presentationRef -Publisher SEC -Name Regulation S-X (SX) -Number 210 -Section 03 -Paragraph 8 -Article 7 + Details
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