XML 63 R53.htm IDEA: XBRL DOCUMENT
v3.10.0.1

Revenues and Segment Information, Components of Operating Income (Details) $ in Millions | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2018 USD ($) refinery ethanol_plant | Sep. 30, 2017 USD ($) | Sep. 30, 2018 USD ($) refinery ethanol_plant segment | Sep. 30, 2017 USD ($)
Segment Information for our Reportable Segments |  |  |  |  |
Revenues | [1] | $ 30,849 | $ 23,562 | $ 88,303 | $ 67,588
Cost of materials and other |  | 27,701 | 20,329 | 79,317 | 59,366
Operating expenses (excluding depreciation and amortization expense reflected below) |  | 1,193 | 1,135 | 3,439 | 3,370
Depreciation and amortization expense |  | 504 | 484 | 1,499 | 1,457
Total cost of sales |  | 29,398 | 21,948 | 84,255 | 64,193
Other operating expenses |  | 10 | 44 | 41 | 44
General and administrative expenses (excluding depreciation and amortization expense reflected below) |  | 209 | 225 | 695 | 592
Depreciation and amortization expense |  | 13 | 13 | 39 | 39
Operating income |  | $ 1,219 | 1,332 | $ 3,273 | 2,720
Disclosure of Entity's Reportable Segments (Textual) |  |  |  |  |
Number of reportable segments | segment |  |  |  | 3 |
Number of petroleum refineries | refinery |  | 15 |  | 15 |
Number of ethanol plants | ethanol_plant |  | 11 |  | 11 |
Corporate, Reconciling Items And Eliminations [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | $ (212) | (159) | $ (570) | (463)
Operating income |  | (221) | (238) | (731) | (631)
Corporate [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 1 | 0 | 3 | 0
General and administrative expenses (excluding depreciation and amortization expense reflected below) |  | 209 | 225 | 695 | 592
Depreciation and amortization expense |  | 13 | 13 | 39 | 39
Intersegment Eliminations [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | (213) | (159) | (573) | (463)
Cost of materials and other |  | (212) | (158) | (570) | (462)
Operating expenses (excluding depreciation and amortization expense reflected below) |  | (1) | (1) | (3) | (1)
Depreciation and amortization expense |  | 0 | 0 | 0 | 0
Total cost of sales |  | (213) | (159) | (573) | (463)
Other operating expenses |  | 0 | 0 | 0 | 0
Refining [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 29,984 | 22,728 | 85,675 | 65,030
Refining [Member] | Operating Segments [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 29,989 | 22,729 | 85,685 | 65,031
Cost of materials and other |  | 27,137 | 19,818 | 77,608 | 57,662
Operating expenses (excluding depreciation and amortization expense reflected below) |  | 1,047 | 996 | 3,013 | 2,966
Depreciation and amortization expense |  | 466 | 455 | 1,385 | 1,358
Total cost of sales |  | 28,650 | 21,269 | 82,006 | 61,986
Other operating expenses |  | 10 | 41 | 41 | 41
General and administrative expenses (excluding depreciation and amortization expense reflected below) |  | 0 | 0 | 0 | 0
Depreciation and amortization expense |  | 0 | 0 | 0 | 0
Operating income |  | 1,329 | 1,419 | 3,638 | 3,004
Refining [Member] | Intersegment Eliminations [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 5 | 1 | 10 | 1
Ethanol [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 864 | 834 | 2,625 | 2,558
Ethanol [Member] | Operating Segments [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 932 | 882 | 2,781 | 2,694
Cost of materials and other |  | 776 | 669 | 2,279 | 2,166
Operating expenses (excluding depreciation and amortization expense reflected below) |  | 116 | 114 | 336 | 330
Depreciation and amortization expense |  | 19 | 17 | 57 | 63
Total cost of sales |  | 911 | 800 | 2,672 | 2,559
Other operating expenses |  | 0 | 0 | 0 | 0
General and administrative expenses (excluding depreciation and amortization expense reflected below) |  | 0 | 0 | 0 | 0
Depreciation and amortization expense |  | 0 | 0 | 0 | 0
Operating income |  | 21 | 82 | 109 | 135
Ethanol [Member] | Intersegment Eliminations [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 68 | 48 | 156 | 136
VLP [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 0 | 0 | 0 | 0
VLP [Member] | Operating Segments [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | 140 | 110 | 407 | 326
Cost of materials and other |  | 0 | 0 | 0 | 0
Operating expenses (excluding depreciation and amortization expense reflected below) |  | 31 | 26 | 93 | 75
Depreciation and amortization expense |  | 19 | 12 | 57 | 36
Total cost of sales |  | 50 | 38 | 150 | 111
Other operating expenses |  | 0 | 3 | 0 | 3
General and administrative expenses (excluding depreciation and amortization expense reflected below) |  | 0 | 0 | 0 | 0
Depreciation and amortization expense |  | 0 | 0 | 0 | 0
Operating income |  | 90 | 69 | 257 | 212
VLP [Member] | Intersegment Eliminations [Member] |  |  |  |  |
Segment Information for our Reportable Segments |  |  |  |  |
Revenues |  | $ 140 | $ 110 | $ 407 | $ 326
[1] | Includes excise taxes on sales by certain of our international operations of $1,338 million and $1,447 million for the three months ended September 30, 2018 and 2017, respectively, and $4,272 million and $4,103 million for the nine months ended September 30, 2018 and 2017, respectively.

X
- Definition Cost of material used for good produced and service rendered. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(b)(2)) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 + Details
Name: | us-gaap_CostDirectMaterial
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of expense for allocation of cost of tangible and intangible assets over their useful lives directly used in production of good and rendering of service. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(b)(2)) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 + Details
Name: | us-gaap_CostOfGoodsAndServicesSoldDepreciationAndAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Indirect cost incurred related to good produced and service rendered. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03(b)(2)) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 + Details
Name: | us-gaap_CostOfGoodsAndServicesSoldOverhead
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The aggregate cost of goods produced and sold and services rendered during the reporting period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.2) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 + Details
Name: | us-gaap_CostOfRevenue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The current period expense charged against earnings on long-lived, physical assets not used in production, and which are not intended for resale, to allocate or recognize the cost of such assets over their useful lives; or to record the reduction in book value of an intangible asset over the benefit period of such asset; or to reflect consumption during the period of an asset that is not used in production. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585 + Details
Name: | us-gaap_DepreciationAndAmortization
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The aggregate total of expenses of managing and administering the affairs of an entity, including affiliates of the reporting entity, which are not directly or indirectly associated with the manufacture, sale or creation of a product or product line. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.4) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 + Details
Name: | us-gaap_GeneralAndAdministrativeExpense
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Number of segments reported by the entity. A reportable segment is a component of an entity for which there is an accounting requirement to report separate financial information on that component in the entity's financial statements. + References No definition available. + Details
Name: | us-gaap_NumberOfReportableSegments
Namespace Prefix: | us-gaap_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition The net result for the period of deducting operating expenses from operating revenues. + References No definition available. + Details
Name: | us-gaap_OperatingIncomeLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The total amount of other operating cost and expense items that are associated with the entity's normal revenue producing operation. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 220 -SubTopic 10 -Section S99 -Paragraph 2 -Subparagraph (SX 210.5-03.3) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 + Details
Name: | us-gaap_OtherCostAndExpenseOperating
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 1 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130539-203045 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130545-203045 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 606 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130543-203045 + Details
Name: | us-gaap_RevenueFromContractWithCustomerIncludingAssessedTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_SegmentReportingDisclosureOfEntitysReportableSegmentsAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- References No definition available. + Details
Name: | us-gaap_SegmentReportingInformationOperatingIncomeLossAbstract
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition Number of Ethanol Plants Owned by Company. + References No definition available. + Details
Name: | vlo_NumberOfEthanolPlantsOwnedByCompany
Namespace Prefix: | vlo_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Total number of refineries owned by Valero. + References No definition available. + Details
Name: | vlo_NumberOfRefineriesOwnedByCompany
Namespace Prefix: | vlo_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Details
Name: | srt_ConsolidationItemsAxis=vlo_CorporateReconcilingItemsAndEliminationsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidationItemsAxis=us-gaap_CorporateNonSegmentMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidationItemsAxis=us-gaap_IntersegmentEliminationMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=vlo_RefiningMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidationItemsAxis=us-gaap_OperatingSegmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=vlo_EthanolMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_StatementBusinessSegmentsAxis=vlo_VLPMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |