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Income Taxes (Details) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Highwoods Properties, Inc. [Member] |  |  |
Income Tax Disclosure [Line Items] |  |  |
Minimum dividend required to maintain REIT status (in dollars per share) | $ 1.41 | $ 1.44 | $ 1.26
Tax basis of assets | $ 4,700,000 | $ 4,700,000 |
Tax basis of liabilities | 2,800,000 | 2,900,000 |
Income Tax Expense/(Benefit) [Abstract] |  |  |
Current federal tax expense | 110 | 202 | $ 133
Current state tax expense | 240 | 148 | 112
Current tax expense | 350 | 350 | 245
Deferred federal tax expense/(benefit) | (9) | 14 | (95)
Deferred state tax benefit | (4) | (120) | (68)
Deferred tax benefit | (13) | (106) | (163)
Total income tax expense | 337 | 244 | $ 82
Net deferred tax liabilities | 100 | 100 |
Highwoods Realty Limited Partnership [Member] |  |  |
Income Tax Disclosure [Line Items] |  |  |
Tax basis of assets | 4,600,000 | 4,700,000 |
Tax basis of liabilities | $ 2,800,000 | $ 2,900,000 |

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