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Intangible Assets and Below Market Lease Liabilities - Scheduled Future Amortization (Details) (USD $) In Thousands, unless otherwise specified | 12 Months Ended |
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Dec. 31, 2014 | Dec. 31, 2013
Scheduled future amortization of intangible assets [Abstract] |  |
Deferred financing and leasing costs, net/Total scheduled future amortization of intangible assets | $ 228,768 us-gaap_FiniteLivedIntangibleAssetsNet | $ 222,211 us-gaap_FiniteLivedIntangibleAssetsNet
Deferred Financing Costs [Member] |  |
Scheduled future amortization of intangible assets [Abstract] |  |
2015 | 3,064 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_DeferredFinancingCostsMember |
2016 | 2,794 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_DeferredFinancingCostsMember |
2017 | 2,517 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_DeferredFinancingCostsMember |
2018 | 1,387 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_DeferredFinancingCostsMember |
2019 | 660 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_DeferredFinancingCostsMember |
Thereafter | 1,103 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_DeferredFinancingCostsMember |
Deferred financing and leasing costs, net/Total scheduled future amortization of intangible assets | 11,525 us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_DeferredFinancingCostsMember | 12,159 us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_DeferredFinancingCostsMember
Weighted average remaining amortization periods for intangible assets and liabilities [Abstract] |  |
Intangible assets, weighted average useful life (in years) | 4 years 4 months 25 days |
Deferred Leasing Costs and Acquisition-Related Intangible Assets [Member] |  |
Scheduled future amortization of intangible assets [Abstract] |  |
2015 | 40,621 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_DeferredLeasingCostsAndAcquisitionRelatedIntangibleAssetsMember |
2016 | 34,317 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_DeferredLeasingCostsAndAcquisitionRelatedIntangibleAssetsMember |
2017 | 30,109 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_DeferredLeasingCostsAndAcquisitionRelatedIntangibleAssetsMember |
2018 | 25,650 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_DeferredLeasingCostsAndAcquisitionRelatedIntangibleAssetsMember |
2019 | 21,285 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_DeferredLeasingCostsAndAcquisitionRelatedIntangibleAssetsMember |
Thereafter | 39,960 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_DeferredLeasingCostsAndAcquisitionRelatedIntangibleAssetsMember |
Deferred financing and leasing costs, net/Total scheduled future amortization of intangible assets | 191,942 us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_DeferredLeasingCostsAndAcquisitionRelatedIntangibleAssetsMember |
Weighted average remaining amortization periods for intangible assets and liabilities [Abstract] |  |
Intangible assets, weighted average useful life (in years) | 6 years 6 months |
Lease Incentives [Member] |  |
Scheduled future amortization of intangible assets [Abstract] |  |
2015 | 1,214 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_LeaseIncentivesMember |
2016 | 1,051 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_LeaseIncentivesMember |
2017 | 978 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_LeaseIncentivesMember |
2018 | 874 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_LeaseIncentivesMember |
2019 | 686 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_LeaseIncentivesMember |
Thereafter | 2,148 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_LeaseIncentivesMember |
Deferred financing and leasing costs, net/Total scheduled future amortization of intangible assets | 6,951 us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_LeaseIncentivesMember |
Weighted average remaining amortization periods for intangible assets and liabilities [Abstract] |  |
Intangible assets, weighted average useful life (in years) | 8 years |
Acquisition-Related Intangible Assets (in Rental and Other Revenue) [Member] |  |
Scheduled future amortization of intangible assets [Abstract] |  |
2015 | 4,375 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember |
2016 | 3,057 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember |
2017 | 2,255 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember |
2018 | 1,463 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember |
2019 | 1,047 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember |
Thereafter | 2,859 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember |
Deferred financing and leasing costs, net/Total scheduled future amortization of intangible assets | 15,056 us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = us-gaap_AboveMarketLeasesMember |
Weighted average remaining amortization periods for intangible assets and liabilities [Abstract] |  |
Intangible assets, weighted average useful life (in years) | 6 years 2 months 12 days |
Acquired intangible assets, weighted average useful life (in years) | 3 years 4 months 25 days |
Acquisition-Related Intangible Assets (amortized in Depreciation and Amortization) [Member] |  |
Weighted average remaining amortization periods for intangible assets and liabilities [Abstract] |  |
Acquired intangible assets, weighted average useful life (in years) | 5 years 4 months 25 days |
Acquisition-Related Intangible Assets (in Rental Property and Other Expenses) [Member] |  |
Scheduled future amortization of intangible assets [Abstract] |  |
2015 | 553 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseNextTwelveMonths / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_TaxAbatementAssetsMember |
2016 | 553 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearTwo / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_TaxAbatementAssetsMember |
2017 | 553 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearThree / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_TaxAbatementAssetsMember |
2018 | 553 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFour / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_TaxAbatementAssetsMember |
2019 | 553 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseYearFive / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_TaxAbatementAssetsMember |
Thereafter | 529 us-gaap_FiniteLivedIntangibleAssetsAmortizationExpenseAfterYearFive / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_TaxAbatementAssetsMember |
Deferred financing and leasing costs, net/Total scheduled future amortization of intangible assets | 3,294 us-gaap_FiniteLivedIntangibleAssetsNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_TaxAbatementAssetsMember |
Weighted average remaining amortization periods for intangible assets and liabilities [Abstract] |  |
Intangible assets, weighted average useful life (in years) | 6 years |
Acquisition-Related Below Market Lease Liabilities [Member] |  |
Scheduled future amortization of below market lease liabilites [Abstract] |  |
2015 | (5,990)us-gaap_BelowMarketLeaseAmortizationIncomeNextTwelveMonths / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_BelowMarketLeaseMember |
2016 | (5,673)us-gaap_BelowMarketLeaseAmortizationIncomeYearTwo / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_BelowMarketLeaseMember |
2017 | (5,410)us-gaap_BelowMarketLeaseAmortizationIncomeYearThree / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_BelowMarketLeaseMember |
2018 | (5,247)us-gaap_BelowMarketLeaseAmortizationIncomeYearFour / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_BelowMarketLeaseMember |
2019 | (4,915)us-gaap_BelowMarketLeaseAmortizationIncomeYearFive / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_BelowMarketLeaseMember |
Thereafter | (15,000)us-gaap_BelowMarketLeaseAmortizationIncomeAfterYearFive / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_BelowMarketLeaseMember |
Total scheduled future amortization of below market lease liabilities | $ (42,235)us-gaap_BelowMarketLeaseNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_BelowMarketLeaseMember | $ (46,845)us-gaap_BelowMarketLeaseNet / us-gaap_FiniteLivedIntangibleAssetsByMajorClassAxis = hiw_BelowMarketLeaseMember
Weighted average remaining amortization periods for intangible assets and liabilities [Abstract] |  |
Below market lease liabilities, weighted average useful life (in years) | 8 years 2 months 12 days |
Assumed finite-lived below market lease liabilities, weighted average useful life (in years) | 5 years 6 months |

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- Definition Amount of amortization income for leases with a finite life acquired as part of a real property acquisition at below market lease rate expected to be recognized after the fifth fiscal year following the latest fiscal year. Excludes interim and annual periods when interim periods are reported on a rolling approach, from latest balance sheet date. + References No definition available. + Details
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