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Investments In and Advances To Affiliates (Details) | 12 Months Ended
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Dec. 31, 2015 USD ($) property | Dec. 31, 2014 USD ($) | Dec. 31, 2013 USD ($) property | Dec. 31, 2012 USD ($) | Dec. 31, 2011 USD ($) a properties
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Percentage of equity interest in joint ventures, maximum |  | 50.00% |  |  |  |  |
Assets [Abstract] |  |  |  |  |  |  |
Real estate assets, net |  | $ 163,852,000 |  | $ 239,142,000 |  |  |
All other assets, net |  | 53,511,000 |  | 61,290,000 |  |  |
Total Assets |  | 217,363,000 |  | 300,432,000 |  |  |
Liabilities and Partners' or Shareholders' Equity [Abstract] |  |  |  |  |  |  |
Mortgages and notes payable | [1] | 141,580,000 |  | 191,587,000 |  |  |
All other liabilities |  | 6,547,000 |  | 11,967,000 |  |  |
Partners' or shareholders' equity |  | 69,236,000 |  | 96,878,000 |  |  |
Total Liabilities and Partners' or Shareholders' Equity |  | 217,363,000 |  | 300,432,000 |  |  |
Our share of historical partners' or shareholders' equity |  | 21,022,000 |  | 30,784,000 |  |  |
Advances to unconsolidated affiliate |  | 448,000 |  | 20,864,000 |  |  |
Difference between cost of investments and the net book value of underlying net assets |  | (794,000) |  | (963,000) |  |  |
Carrying value of investments in and advances to unconsolidated affiliates |  | 20,676,000 |  | 50,685,000 |  |  |
Our share of unconsolidated non-recourse mortgage debt |  | 49,242,000 | [1] | 60,972,000 |  |  |
Scheduled future principal payments [Abstract] |  |  |  |  |  |  |
2016 |  | 4,407,000 |  |  |  |  |
2017 |  | 20,817,000 |  |  |  |  |
2018 |  | 19,580,000 |  |  |  |  |
2019 |  | 563,000 |  |  |  |  |
2020 |  | 562,000 |  |  |  |  |
Thereafter |  | 3,313,000 |  |  |  |  |
Total scheduled future principal payments |  | 49,242,000 | [1] | 60,972,000 |  |  |
Income Statement [Abstract] |  |  |  |  |  |  |
Rental and other revenues |  | 48,118,000 |  | 50,514,000 | $ 82,168,000 |  |
Expenses: |  |  |  |  |  |  |
Rental property and other expenses |  | 22,721,000 |  | 25,159,000 | 41,284,000 |  |
Depreciation and amortization |  | 12,257,000 |  | 13,310,000 | 20,928,000 |  |
Impairments of real estate assets |  | 0 |  | 0 | 20,077,000 |  |
Interest expense |  | 7,196,000 |  | 8,847,000 | 14,994,000 |  |
Total expenses |  | 42,174,000 |  | 47,316,000 | 97,283,000 |  |
Income/(loss) before disposition of property |  | 5,944,000 |  | 3,198,000 | (15,115,000) |  |
Gains on disposition of property |  | 18,181,000 |  | 2,998,000 | 20,501,000 |  |
Net income |  | 24,125,000 |  | 6,196,000 | 5,386,000 |  |
Net gain on disposition of property |  | 18,181,000 |  | 2,998,000 | 20,501,000 |  |
Impairments of real estate assets |  | 0 |  | 0 | 20,077,000 |  |
Development, management and leasing fees revenue |  | 1,400,000 |  | 1,200,000 | 2,900,000 |  |
Receivables from management and leasing fees |  | $ 100,000 |  | 500,000 |  |  |
Consolidated Affiliates: |  |  |  |  |  |  |
Joint venture partner's interest in unconsolidated affiliate (in hundredths) |  | 80.00% |  |  |  |  |
Gain recorded on disposition of investment in unconsolidated affiliate |  | $ 4,155,000 |  | $ 0 | $ 0 |  |
Concourse Center Associates, LLC Joint Venture [Member] |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Percentage of equity interest in joint ventures, maximum |  | 50.00% |  |  |  |  |
Plaza Colonnade, LLC Joint Venture [Member] |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Percentage of equity interest in joint ventures, maximum |  | 50.00% |  |  |  |  |
Lofts at Weston, LLC Joint Venture [Member] |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Percentage of equity interest in joint ventures, maximum |  |  |  |  | 50.00% |  |
Expenses: |  |  |  |  |  |  |
Gains on disposition of property |  |  |  |  | $ 12,200,000 |  | $ 300,000
Gross proceeds received from disposition of property |  |  |  |  | 38,300,000 |  |
Contribution of land (in acres) | a |  |  |  |  |  |  | 15.0
Contribution of property to unconsolidated affiliate |  |  |  |  |  |  | $ 2,400,000
Payments to acquire interest in joint venture by partner |  |  |  |  |  |  | 1,200,000
Distribution by joint venture for land contribution |  |  |  |  | 9,400,000 |  | $ 1,200,000
Residential units (in units) | properties |  |  |  |  |  |  | 215
Total cost to construct residential units |  |  |  |  |  |  | $ 25,900,000
Income tax expense netted against gain on equity in earnings of unconsolidated affiliates |  |  |  |  | 1,700,000 |  |
Net gain on disposition of property |  |  |  |  | 12,200,000 |  | $ 300,000
Our proportionate share of gain on disposition of property |  |  |  |  | 3,200,000 |  |
Board of Trade Investment Company Joint Venture [Member] |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Percentage of equity interest in joint ventures, maximum |  |  |  | 49.00% |  |  |
Expenses: |  |  |  |  |  |  |
Gains on disposition of property |  |  |  | $ 1,900,000 |  |  |
Gross proceeds received from disposition of property |  |  |  | 8,300,000 |  |  |
Net gain on disposition of property |  |  |  | 1,900,000 |  |  |
Our proportionate share of impairment of assets in discontinued operations |  |  |  | 400,000 |  |  |
Aggregate distributions received |  |  |  | 4,700,000 |  |  |
Highwoods DLF 97/26 DLF 99/32, LP Joint Venture [Member] |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Percentage of equity interest in joint ventures, maximum |  | 42.90% |  |  |  |  |
Expenses: |  |  |  |  |  |  |
Gains on disposition of property |  | $ 2,100,000 |  |  | 100,000 |  |
Gross proceeds received from disposition of property |  | 7,000,000 |  |  | $ 10,100,000 |  |
Number of buildings sold | property |  |  |  |  | 2 |  |
Closing credits included for free rent |  |  |  |  | $ 300,000 |  |
Net gain on disposition of property |  | 2,100,000 |  |  | 100,000 |  |
Our proportionate share of gain on disposition of property |  | 1,100,000 |  |  | $ 400,000 |  |
Highwoods KC Glenridge Office, LLC Joint Venture [Member] |  |  |  |  |  |  |
Expenses: |  |  |  |  |  |  |
Gains on disposition of property |  | 2,400,000 |  |  |  |  |
Gross proceeds received from disposition of property |  | $ 24,500,000 |  |  |  |  |
Joint venture principal amount of debt |  |  |  | $ 14,900,000.0 |  |  |
Current fixed interest rate (in hundredths) |  |  |  | 4.84% |  |  |
Number of buildings sold | property |  | 2 |  |  |  |  |
Closing credits for unfunded tenant improvements |  | $ 300,000 |  |  |  |  |
Net gain on disposition of property |  | 2,400,000 |  |  |  |  |
Our proportionate share of gain on disposition of property |  | $ 900,000 |  |  |  |  |
HIW-KC Orlando, LLC Joint Venture [Member] |  |  |  |  |  |  |
Expenses: |  |  |  |  |  |  |
Percentage of equity interest acquired in unconsolidated affiliate (in hundredths) |  |  |  |  | 60.00% |  |
Kessinger Hunter, LLC Joint Venture [Member] |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Percentage of equity interest in joint ventures, maximum |  | 26.50% |  |  |  |  |
Expenses: |  |  |  |  |  |  |
Amount of related party transaction |  | $ 300,000 |  | $ 600,000 | $ 200,000 |  |
Highwoods DLF Forum, LLC Joint Venture [Member] |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Percentage of equity interest in joint ventures, maximum |  | 25.00% |  |  |  |  |
Expenses: |  |  |  |  |  |  |
Joint venture principal amount of debt |  |  |  |  | $ 71,700,000 |  |
Term of debt instrument (in years) |  |  |  |  | 5 years |  |
Floating interest rate, interest rate basis |  |  |  |  | LIBOR plus 190 basis points |  |
Current floating interest rate (in hundredths) |  |  |  |  | 1.90% |  |
Scheduled maturity date |  |  |  |  | Nov. 01, 2018 |  |
Highwoods DLF 98/29, LLC Joint Venture [Member] |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Percentage of equity interest in joint ventures, maximum |  | 22.80% |  |  |  |  |
Expenses: |  |  |  |  |  |  |
Impairments of real estate assets |  |  |  |  | $ 20,100,000 |  |
Gains on disposition of property |  | $ 13,700,000 |  | 1,000,000 | 100,000 |  |
Gross proceeds received from disposition of property |  |  |  | 13,700,000 | 5,900,000 |  |
Closing credits included for free rent |  |  |  | 400,000 | 100,000 |  |
Net gain on disposition of property |  | 13,700,000 |  | 1,000,000 | 100,000 |  |
Our proportionate share of impairment of assets in discontinued operations |  |  |  |  | 4,500,000 |  |
Our proportionate share of gain on disposition of property |  | $ 3,100,000 |  | $ 200,000 | 100,000 |  |
Impairments of real estate assets |  |  |  |  | $ 20,100,000 |  |
4600 Madison Associates, LLC Joint Venture [Member] |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Percentage of equity interest in joint ventures, maximum |  | 12.50% |  |  |  |  |
Highwoods-Markel Associates, LLC Joint Venture [Member] |  |  |  |  |  |  |
Consolidated Affiliates: |  |  |  |  |  |  |
Percentage of equity interest in consolidated affiliates |  | 50.00% |  |  |  |  |
Fair value of noncontrolling interests in consolidated affiliate |  | $ 19,400,000 |  |  |  |  |
SF-Harborview Plaza, LP Joint Venture [Member] |  |  |  |  |  |  |
Expenses: |  |  |  |  |  |  |
Gross proceeds received from disposition of property |  | $ 6,900,000 |  |  |  |  |
Scheduled maturity date |  |  |  |  |  | Sep. 30, 2015 |
Consolidated Affiliates: |  |  |  |  |  |  |
Percentage of equity interest in consolidated affiliates |  | 20.00% |  |  |  |  |
Gain recorded on disposition of investment in unconsolidated affiliate |  | $ 4,200,000 |  |  |  |  |
Advance to consolidated affiliate |  | $ 20,800,000 |  |  |  | $ 20,800,000 |
Term of debt instrument (in years) |  |  |  |  |  | 3 years |
[1] | Our share of scheduled future principal payments, including amortization, due on mortgages and notes payable at December 31, 2015 is as follows:2016$4,407201720,817201819,58020195632020562Thereafter3,313 $49,242 All of this joint venture debt is non-recourse to us except in the case of customary exceptions pertaining to such matters as misuse of funds, environmental conditions, material misrepresentations and voluntary or uncontested involuntary bankruptcy events.

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