XML 55 R39.htm IDEA: XBRL DOCUMENT
v3.20.2

Real Estate Assets (Details) $ in Thousands | 3 Months Ended | 9 Months Ended
--- | --- | ---
Sep. 30, 2020 USD ($) propertyUnit | Jun. 30, 2020 USD ($) | Mar. 31, 2020 USD ($) propertyUnit shares | Sep. 30, 2019 USD ($) | Sep. 30, 2020 USD ($) propertyUnit | Sep. 30, 2019 USD ($)
Dispositions [Abstract] |  |  |  |  |  |
Gain/(loss) on disposition of property | $ 10,012 |  |  | $ 3,515 | $ 163,397 | $ 10,218
Impairments [Abstract] |  |  |  |  |  |
Impairments of real estate assets | $ 0 |  |  | $ 5,318 | $ 1,778 | $ 5,849
Raleigh NC Land Acquisition [Member] |  |  |  |  |  |
Acquisitions [Abstract] |  |  |  |  |  |
Acquisition purchase price |  | $ 2,300 |  |  |  |
Nashville TN Land Acquisition [Member] |  |  |  |  |  |
Acquisitions [Abstract] |  |  |  |  |  |
Acquisition purchase price |  |  | $ 6,200 |  |  |
Issuance of Common Units in acquisition (in units) | shares |  |  | 118,592 |  |  |
2020 Dispositions [Member] |  |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Number of buildings sold | propertyUnit | 2 |  | 41 |  | 2 |
Purchase price of real estate | $ 23,300 | 2,800 | $ 338,400 |  |  |
Closing credits excluded for unfunded building and/or tenant improvements |  |  | 3,800 |  |  |
Gain/(loss) on disposition of property | 9,400 | (100) | $ 153,100 |  |  |
1st Quarter Disposition of Property [Member] |  |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Gain/(loss) on disposition of property | $ 600 |  |  |  |  |
2016 Land Disposition [Member] |  |  |  |  |  |
Dispositions [Abstract] |  |  |  |  |  |
Gain/(loss) on disposition of property |  | 400 |  |  |  |
2020 Impairments [Member] |  |  |  |  |  |
Impairments [Abstract] |  |  |  |  |  |
Impairments of real estate assets |  | $ 1,800 |  |  |  |

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

X
- Definition The number of common units issued by the Company. + References No definition available. + Details
Name: | hiw_CommonUnitsOfPartnershipIssued
Namespace Prefix: | hiw_
Data Type: | xbrli:sharesItemType
Balance Type: | na
Period Type: | instant

X
- Definition Amount of building and/or tenant improvement closing credits excluded from the sale price for a disposition. + References No definition available. + Details
Name: | hiw_DispositionImprovementsClosingCreditsExcluded
Namespace Prefix: | hiw_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition -- None. No documentation exists for this element. -- + References No definition available. + Details
Name: | hiw_DispositionsAbstract
Namespace Prefix: | hiw_
Data Type: | xbrli:stringItemType
Balance Type: | na
Period Type: | duration

X
- Definition The number of buildings sold. + References No definition available. + Details
Name: | hiw_NumberofBuildingsSold
Namespace Prefix: | hiw_
Data Type: | xbrli:integerItemType
Balance Type: | na
Period Type: | instant

X
- Definition The purchase price of real estate before and/or after closing credits to buyer for unfunded tenant improvements, building improvements and/or free rent, if any. + References No definition available. + Details
Name: | hiw_PurchasePriceOfRealEstate
Namespace Prefix: | hiw_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of gain (loss) on sale or disposal of property, plant and equipment assets, excluding oil and gas property and timber property. + 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=121586364&loc=d3e3602-108585 Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 45 -Paragraph 5 -URI http://asc.fasb.org/extlink&oid=109226348&loc=d3e2443-110228 Reference 3: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 360 -SubTopic 10 -Section 50 -Paragraph 3 -Subparagraph (c) -URI http://asc.fasb.org/extlink&oid=109226691&loc=d3e2941-110230 + Details
Name: | us-gaap_GainLossOnDispositionOfAssets
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | credit
Period Type: | duration

X
- Definition The aggregate amount of write-downs for impairments recognized during the period for long lived assets held for use (including those held for disposal by means other than sale). + 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=121586364&loc=d3e3602-108585 Reference 2: 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 Reference 3: 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=109226348&loc=d3e2420-110228 + Details
Name: | us-gaap_ImpairmentOfLongLivedAssetsHeldForUse
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

X
- Definition Amount of acquisition of long-lived, 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, furniture and fixtures, and computer equipment. + References No definition available. + Details
Name: | us-gaap_PropertyPlantAndEquipmentAdditions
Namespace Prefix: | us-gaap_
Data Type: | xbrli:monetaryItemType
Balance Type: | debit
Period Type: | duration

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

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

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

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=hiw_A2020DispositionsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=hiw_A1stQuarterDispositionOfPropertyMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=hiw_A2016LandDispositionMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |

X
- Details
Name: | us-gaap_PropertyPlantAndEquipmentByTypeAxis=hiw_A2020ImpairmentsMember
Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |