XML 83 R72.htm IDEA: XBRL DOCUMENT
v3.19.2

Acquisition (Narrative) (Details) $ in Thousands | 1 Months Ended | 3 Months Ended | 6 Months Ended
--- | --- | --- | ---
Jun. 30, 2019 USD ($) MMBoe | Dec. 31, 2018 USD ($) MMBoe | Jun. 30, 2019 USD ($) MMBoe | Jun. 30, 2018 USD ($) | [1] | Jun. 30, 2019 USD ($) MMBoe | Jun. 30, 2018 USD ($) | [1]
Business Acquisition [Line Items] |  |  |  |  |  |
Revenue from sales to customers |  |  | $ 646,114 | $ 426,767 | $ 1,236,664 | $ 823,096
Income (loss) from continuing operations before income taxes |  |  | $ 107,939 | $ (22,563) | $ 141,684 | $ (43,621)
LLOG Exploration Offshore L.L.C. and LLOG Bluewater Holdings, L.L.C. |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Proved reserves | MMBoe | 67 |  | 67 |  | 67 |
Cash consideration paid to PAI | $ 1,226,261 |  |  |  |  |
Revenue from sales to customers |  |  | $ 43,600 |  | $ 43,600 |
Income (loss) from continuing operations before income taxes |  |  | 8,000 |  | 8,000 |
LLOG Exploration Offshore L.L.C. and LLOG Bluewater Holdings, L.L.C. | Sales Thresholds 2019 to 2022 |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Contingent consideration, maximum | 200,000 |  | 200,000 |  | 200,000 |
LLOG Exploration Offshore L.L.C. and LLOG Bluewater Holdings, L.L.C. | First Oil from Development Projects |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Contingent consideration, maximum | $ 50,000 |  | 50,000 |  | 50,000 |
Petrobas America Inc |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Proved reserves | MMBoe |  | 97 |  |  |  |
Cash consideration paid to PAI |  | $ 788,724 |  |  |  |
Percentage of interest in subsidiary transferred |  | 20.00% |  |  |  |
Revenue from sales to customers |  |  | 388,900 |  | 622,900 |
Income (loss) from continuing operations before income taxes |  |  | $ 136,800 |  | $ 284,500 |
Petrobas America Inc | Sales Thresholds 2019 to 2022 |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Contingent consideration, maximum |  | $ 150,000 |  |  |  |
MP Gulf Of Mexico LLC |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Parent ownership interest |  | 80.00% |  |  |  |
Petrobas America Inc | MP Gulf Of Mexico LLC |  |  |  |  |  |
Business Acquisition [Line Items] |  |  |  |  |  |
Noncontrolling ownership interest |  | 20.00% |  |  |  |
[1] | Reclassified to conform to current presentation (see Note A).

X
- Definition Business Combination, Percentage Of Interest In Subsidiary Transferred + References No definition available. + Details
Name: | mur_BusinessCombinationPercentageOfInterestInSubsidiaryTransferred
Namespace Prefix: | mur_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | duration

X
- Definition Energy measure of interests in proved developed reserves of crude oil, including condensate and natural gas liquids, natural gas, synthetic oil and gas, or other nonrenewable natural resource that is intended to be upgraded into synthetic oil and gas. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher SEC -Name Form 20-F -Section Item 18 -Subsection Instruction 2 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 932 -SubTopic 235 -Section 50 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=68064819&loc=d3e61797-109447 + Details
Name: | srt_ProvedDevelopedReservesBOE1
Namespace Prefix: | srt_
Data Type: | num:energyItemType
Balance Type: | na
Period Type: | instant

X
- 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
Name: | us-gaap_BusinessAcquisitionLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition For contingent consideration arrangements recognized in connection with a business combination, this element represents an estimate of the high-end of the potential range (undiscounted) of the consideration which may be paid. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (c)(3) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 + Details
Name: | us-gaap_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueHigh
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | instant

X
- Definition Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 940 -SubTopic 20 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=68072869&loc=d3e41242-110953 Reference 2: 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(10)) -URI http://asc.fasb.org/extlink&oid=115205541&loc=SL114868664-224227 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-04(8)) -URI http://asc.fasb.org/extlink&oid=114873790&loc=SL114874131-224263 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 250 -SubTopic 10 -Section 50 -Paragraph 11 -URI http://asc.fasb.org/extlink&oid=109234566&loc=d3e22694-107794 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 220 -Section S99 -Paragraph 1 -Subparagraph (SX 210.9-04(15)) -URI http://asc.fasb.org/extlink&oid=114873765&loc=SL114874048-224260 + Details
Name: | us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The equity interest of noncontrolling shareholders, partners or other equity holders in consolidated entity. + References No definition available. + Details
Name: | us-gaap_MinorityInterestOwnershipPercentageByNoncontrollingOwners
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The parent entity's interest in net assets of the subsidiary, expressed as a percentage. + References No definition available. + Details
Name: | us-gaap_MinorityInterestOwnershipPercentageByParent
Namespace Prefix: | us-gaap_
Data Type: | num:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition The cash outflow associated with the acquisition of business during the period. The cash portion only of the acquisition price. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 805 -SubTopic 30 -Section 50 -Paragraph 1 -Subparagraph (b)(1) -URI http://asc.fasb.org/extlink&oid=35744584&loc=d3e6927-128479 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3213-108585 + Details
Name: | us-gaap_PaymentsToAcquireBusinessesGross
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Amount, excluding 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 4 -Subparagraph (a) -URI http://asc.fasb.org/extlink&oid=109196051&loc=SL49130543-203045 Reference 2: 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 3: 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 + Details
Name: | us-gaap_RevenueFromContractWithCustomerExcludingAssessedTax
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=mur_LLOGExplorationOffshoreL.L.C.andLLOGBluewaterHoldingsL.L.C.Member
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ContingentConsiderationByTypeAxis=mur_PriceAndProductionThresholdsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_ContingentConsiderationByTypeAxis=srt_OilReservesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_BusinessAcquisitionAxis=mur_PetrobasAmericaIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_OwnershipAxis=mur_MpGulfOfMexicoLlcMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_ConsolidatedEntitiesAxis=mur_PetrobasAmericaIncMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |