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Income Taxes (Details) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2017 | Dec. 31, 2016 | Dec. 31, 2015
Highwoods Properties, Inc. [Member] |  |  |
Income Tax Disclosure [Line Items] |  |  |
Minimum dividend required to maintain REIT status | $ 1.37 | $ 0.99 | $ 1.31
Tax basis of assets | $ 4,100,000 | $ 4,000,000 |
Tax basis of liabilities | 2,300,000 | 2,300,000 |
Increase to tax expense due to Tax Cuts and Jobs Act | 100 |  |
Income Tax Expense/(Benefit) [Abstract] |  |  |
Current federal tax expense/(benefit) | (177) | (38) | $ 949
Current state tax expense | 105 | 89 | 351
Current tax expense | (72) | 51 | 1,300
Deferred federal tax benefit | 223 | (160) | (233)
Deferred state tax expense/(benefit) | (9) | 87 | (115)
Deferred tax benefit | 214 | (73) | (348)
Total income tax expense/(benefit) | 142 | (22) | 434
Net deferred tax liabilities | 300 | 100 |
Highwoods Properties, Inc. [Member] | Disposition of Wholly Owned Property [Member] |  |  |
Income Tax Expense/(Benefit) [Abstract] |  |  |
Income tax expense netted against gain | 0 | 0 | $ (518)
Highwoods Realty Limited Partnership [Member] |  |  |
Income Tax Disclosure [Line Items] |  |  |
Tax basis of assets | 4,100,000 | 4,000,000 |
Tax basis of liabilities | $ 2,300,000 | $ 2,300,000 |

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