XML 52 R41.htm IDEA: XBRL DOCUMENT
v3.22.0.1

PROPERTY, PLANT AND EQUIPMENT - Narrative (Details) $ in Thousands |  | 1 Months Ended | 3 Months Ended | 9 Months Ended |
--- | --- | --- | --- | --- | ---
Nov. 15, 2021 transaction | Sep. 30, 2021 USD ($) rig | Dec. 31, 2021 USD ($) month | Sep. 30, 2021 USD ($) rig service | Dec. 31, 2020 USD ($) | Jun. 30, 2021 USD ($) | Mar. 31, 2021 rig
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Depreciation expense |  |  | $ 98,600 |  | $ 105,100 |  |
Abandonments included in depreciation |  |  | 1,300 |  | 300 |  |
Asset additions |  |  | 1,025 |  |  |  |
Sale of assets held-for-sale |  |  | 9,657 |  |  |  |
Property, plant and equipment, net |  | $ 3,127,287 | 3,066,326 | $ 3,127,287 |  |  |
Assets held-for-sale |  | $ 71,453 | 62,821 | $ 71,453 |  |  |
Asset impairment charge |  |  | 4,363 |  | 0 |  |
Payments to acquire property, plant and equipment held-for-sale |  |  | 3,877 |  | 0 |  |
Gain on reimbursement of drilling equipment |  |  | 5,254 |  | 2,191 |  |
North America Solutions |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Asset impairment charge |  |  | 1,900 |  |  |  |
International Solutions |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Asset impairment charge |  |  | 2,500 |  |  |  |
Offshore Gulf of Mexico |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Property, plant and equipment, net |  |  |  |  | 2,800 |  |
Total consideration |  |  |  |  | 12,000 |  |
Domestic Non Super Spec Asset Group | North America Solutions |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Number of rigs, held-for -sale | rig |  |  |  |  |  |  | 71
Asset additions |  |  |  |  |  | $ 13,500 |
Sale of assets held-for-sale |  |  | 900 |  |  |  |
FlexRig4 Asset Group |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Number of rigs, held-for -sale | rig |  | 8 |  | 8 |  |  |
Property, plant and equipment, net |  | $ 55,600 |  | $ 55,600 |  |  |
Total consideration |  | $ 86,500 | $ 86,500 |  |  |  |
Period for delivery and commissioning of rigs sold |  |  | 12 months |  |  |  |
Assets held-for-sale |  |  | $ 29,000 |  |  |  |
Asset impairment charge |  |  | 24,000 |  |  |  |
Payments to acquire property, plant and equipment held-for-sale |  |  | $ 3,900 |  |  |  |
FlexRig4 Asset Group | United States |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Number of rigs, held-for -sale | rig |  | 6 |  | 6 |  |  |
FlexRig4 Asset Group | United Arab Emirates |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Number of rigs, held-for -sale | rig |  | 2 |  | 2 |  |  |
FlexRig4 Asset Group | North America Solutions |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Number of rigs, held-for -sale | month |  |  | 2 |  |  |  |
Property, plant and equipment, net |  |  | $ 2,000 |  |  |  |
Scrap value |  |  | $ 100 |  |  |  |
FlexRig4 Asset Group | International Solutions |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Number of rigs, held-for -sale | month |  |  | 2 |  |  |  |
Property, plant and equipment, net |  |  | $ 3,400 |  |  |  |
Assets held-for-sale |  |  | 900 |  |  |  |
Assets Related To Trucking Services And Casino Running Services | North America Solutions |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Property, plant and equipment, net |  | $ 23,200 |  | $ 23,200 |  |  |
Assets held-for-sale |  | $ 8,800 | 6,000 | $ 8,800 |  |  |
Number of services offered | service |  |  |  | 2 |  |  |
Percentage of consolidated revenue |  | 2.80% |  | 2.80% |  |  |
Number of transactions | transaction | 2 |  |  |  |  |  |
Gain (loss) on sale of assets |  |  | (3,400) |  |  |  |
Inventory Scrap and Obsolete, Capital Spares |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Gain (loss) on sale of assets |  |  | $ 5,300 |  |  |  |
Offshore Platform Rig | Offshore Gulf of Mexico |  |  |  |  |  |  |
Property, Plant and Equipment [Line Items] |  |  |  |  |  |  |
Gain (loss) on sale of assets |  |  |  |  | $ 9,200 |  |

X
- Definition Assets Held-For-Sale, Not Part Of Disposal Group, Additions + References No definition available. + Details
Name: | hp_AssetsHeldForSaleNotPartOfDisposalGroupAdditions
Namespace Prefix: | hp_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Assets Held-For-Sale, Not Part Of Disposal Group, Sales + References No definition available. + Details
Name: | hp_AssetsHeldForSaleNotPartOfDisposalGroupSales
Namespace Prefix: | hp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Gain (Loss) on Reimbursement of Drilling Equipment + References No definition available. + Details
Name: | hp_GainLossOnReimbursementOfDrillingEquipment
Namespace Prefix: | hp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Number of Rigs, Held-for -Sale + References No definition available. + Details
Name: | hp_NumberOfRigsHeldForSale
Namespace Prefix: | hp_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition Number Of Services Offered + References No definition available. + Details
Name: | hp_NumberOfServicesOffered
Namespace Prefix: | hp_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Payments To Acquire Other Property, Plant And Equipment Held-For-Sale + References No definition available. + Details
Name: | hp_PaymentsToAcquireOtherPropertyPlantAndEquipmentHeldForSale
Namespace Prefix: | hp_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Property, Plant And Equipment, Sale, Number Of Transactions + References No definition available. + Details
Name: | hp_PropertyPlantAndEquipmentSaleNumberOfTransactions
Namespace Prefix: | hp_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | duration

X
- Definition Property, Plant And Equipment, Sale, Period For Delivery and Commissioning + References No definition available. + Details
Name: | hp_PropertyPlantAndEquipmentSalePeriodForDeliveryAndCommissioning
Namespace Prefix: | hp_
Data Type: | xbrli:durationItemType
Balance Type: | na
Period Type: | duration

X
- Definition Revenue From Contract With Customer, Percentage + References No definition available. + Details
Name: | hp_RevenueFromContractWithCustomerPercentage
Namespace Prefix: | hp_
Data Type: | dtr-types:percentItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of write-down of assets recognized in the income statement. Includes, but is not limited to, losses from tangible assets, intangible assets and goodwill. + References Reference 1: 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=123570139&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 4 -URI http://asc.fasb.org/extlink&oid=123351718&loc=d3e2420-110228 + Details
Name: | us-gaap_AssetImpairmentCharges
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of assets held-for-sale that are not part of a disposal group, expected to be sold within a year or the normal operating cycle, if longer. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 15 -Paragraph 4 -Subparagraph (b)(2) -URI http://asc.fasb.org/extlink&oid=123398962&loc=d3e400-110220 + Details
Name: | us-gaap_AssetsHeldForSaleNotPartOfDisposalGroupCurrent
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The amount of expense recognized in the current period that reflects the allocation of the cost of tangible assets over the assets' useful lives. Includes production and non-production related depreciation. + 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=123570139&loc=d3e3602-108585 + Details
Name: | us-gaap_Depreciation
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of gain (loss) on sale or disposal of assets, including but not limited to property plant and equipment, intangible assets and equity in securities of subsidiaries or equity method investee. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
Name: | us-gaap_GainLossOnDispositionOfAssets1
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition Loss recognized as a result of the initial and subsequent write-down of a long-lived asset's carrying amount to fair value. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 2 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2921-110230 + Details
Name: | us-gaap_ImpairedAssetsToBeDisposedOfByMethodOtherThanSaleAmountOfImpairmentLoss
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition The cash inflow from the sale of long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 12 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3179-108585 + Details
Name: | us-gaap_ProceedsFromSaleOfPropertyPlantAndEquipment
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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_PropertyPlantAndEquipmentLineItems
Namespace Prefix: | us-gaap_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- 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://fasb.org/us-gaap/role/ref/legacyRef -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=120391452&loc=d3e13212-122682 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -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://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 944 -SubTopic 210 -Section S99 -Paragraph 1 -Subparagraph (SX 210.7-03(a)(8)) -URI http://asc.fasb.org/extlink&oid=120400017&loc=d3e572229-122910 Reference 4: http://www.xbrl.org/2003/role/disclosureRef -Publisher FASB -Name Accounting Standards Codification -Topic 942 -SubTopic 360 -Section 50 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=124429447&loc=SL124453093-239630 Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef -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=120391452&loc=d3e13212-122682 Reference 6: http://www.xbrl.org/2003/role/exampleRef -Publisher FASB -Name Accounting Standards Codification -Topic 852 -SubTopic 10 -Section 55 -Paragraph 10 -URI http://asc.fasb.org/extlink&oid=84165509&loc=d3e56426-112766 + Details
Name: | us-gaap_PropertyPlantAndEquipmentNet
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

X
- Definition The estimated or actual value of the asset at the end of its useful life or when it is no longer serviceable (cannot be used for its original purpose). + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentSalvageValue
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | instant

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

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

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

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=hp_DomesticNonSuperSpecAssetGroupMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=hp_FlexRig4AssetGroupMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_US
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | srt_StatementGeographicalAxis=country_AE
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=hp_AssetsRelatedToTruckingServicesAndCasinoRunningServicesMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=hp_ReplacementValueOfDamagedDrillPipeMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=hp_OffshorePlatformRigMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |