XML 67 R57.htm IDEA: XBRL DOCUMENT
v3.19.1

Revenues and Segment Information, Components of Operating Income (Details) $ in Millions | 3 Months Ended
--- | ---
Mar. 31, 2019 USD ($) refinery ethanol_plant segment | Mar. 31, 2018 USD ($)
Segment Information for our Reportable Segments |  |  |
Revenues | [1] | $ 24,263 | $ 26,439
Cost of materials and other |  | 21,978 | 23,756
Operating expenses (excluding depreciation and amortization expense reflected below) |  | 1,215 | 1,136
Depreciation and amortization expense |  | 537 | 485
Total cost of sales |  | 23,730 | 25,377
Other operating expenses |  | 2 | 10
General and administrative expenses (excluding depreciation and amortization expense reflected below) |  | 209 | 238
Depreciation and amortization expense |  | 14 | 13
Operating income (loss) |  | $ 308 | 801
Disclosure of Entity's Reportable Segments (Textual) |  |  |
Number of reportable segments | segment |  | 3 |
Number of petroleum refineries | refinery |  | 15 |
Number of ethanol plants | ethanol_plant |  | 14 |
Corporate, Reconciling Items And Eliminations [Member] |  |  |
Segment Information for our Reportable Segments |  |  |
Revenues |  | $ (105) | (91)
Operating income (loss) |  | (223) | (250)
Corporate [Member] |  |  |
Segment Information for our Reportable Segments |  |  |
Revenues |  | 0 | 1
General and administrative expenses (excluding depreciation and amortization expense reflected below) |  | 209 | 238
Depreciation and amortization expense |  | 14 | 13
Intersegment Eliminations [Member] |  |  |
Segment Information for our Reportable Segments |  |  |
Revenues |  | (105) | (92)
Cost of materials and other |  | (105) | (92)
Operating expenses (excluding depreciation and amortization expense reflected below) |  | 0 | 0
Depreciation and amortization expense |  | 0 | 0
Total cost of sales |  | (105) | (92)
Other operating expenses |  | 0 | 0
Refining [Member] |  |  |
Segment Information for our Reportable Segments |  |  |
Revenues |  | 23,218 | 25,453
Refining [Member] | Operating Segments [Member] |  |  |
Segment Information for our Reportable Segments |  |  |
Revenues |  | 23,220 | 25,457
Cost of materials and other |  | 21,165 | 23,164
Operating expenses (excluding depreciation and amortization expense reflected below) |  | 1,071 | 1,011
Depreciation and amortization expense |  | 503 | 461
Total cost of sales |  | 22,739 | 24,636
Other operating expenses |  | 2 | 10
General and administrative expenses (excluding depreciation and amortization expense reflected below) |  | 0 | 0
Depreciation and amortization expense |  | 0 | 0
Operating income (loss) |  | 479 | 811
Refining [Member] | Intersegment Eliminations [Member] |  |  |
Segment Information for our Reportable Segments |  |  |
Revenues |  | 2 | 4
Ethanol [Member] |  |  |
Segment Information for our Reportable Segments |  |  |
Revenues |  | 793 | 877
Ethanol [Member] | Operating Segments [Member] |  |  |
Segment Information for our Reportable Segments |  |  |
Revenues |  | 845 | 923
Cost of materials and other |  | 694 | 749
Operating expenses (excluding depreciation and amortization expense reflected below) |  | 125 | 111
Depreciation and amortization expense |  | 23 | 18
Total cost of sales |  | 842 | 878
Other operating expenses |  | 0 | 0
General and administrative expenses (excluding depreciation and amortization expense reflected below) |  | 0 | 0
Depreciation and amortization expense |  | 0 | 0
Operating income (loss) |  | 3 | 45
Ethanol [Member] | Intersegment Eliminations [Member] |  |  |
Segment Information for our Reportable Segments |  |  |
Revenues |  | 52 | 46
Renewable Diesel [Member] |  |  |
Segment Information for our Reportable Segments |  |  |
Revenues |  | 252 | 108
Renewable Diesel [Member] | Operating Segments [Member] |  |  |
Segment Information for our Reportable Segments |  |  |
Revenues |  | 303 | 150
Cost of materials and other |  | 224 | (65)
Operating expenses (excluding depreciation and amortization expense reflected below) |  | 19 | 14
Depreciation and amortization expense |  | 11 | 6
Total cost of sales |  | 254 | (45)
Other operating expenses |  | 0 | 0
General and administrative expenses (excluding depreciation and amortization expense reflected below) |  | 0 | 0
Depreciation and amortization expense |  | 0 | 0
Operating income (loss) |  | 49 | 195
Renewable Diesel [Member] | Intersegment Eliminations [Member] |  |  |
Segment Information for our Reportable Segments |  |  |
Revenues |  | $ 51 | $ 42
[1] | Includes excise taxes on sales by certain of our international operations of $1,330 million and $1,464 million for the three months ended March 31, 2019 and 2018, 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_RenewableDieselMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |