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Equity (Details) - USD ($) $ / shares in Units, $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Class of Stock [Line Items] |  |  |
Number of trading days preceeding Redemption Notice Date (in days) | 10 days |  |
Dividends, Common Stock [Abstract] |  |  |
Ordinary dividend | $ 1.65 | $ 1.64 | $ 1.48
Capital gains | 0.25 | 0.13 | 0.31
Return of capital | 0.02 | 0.13 | 0.06
Total taxability of dividends per share | $ 1.92 | $ 1.90 | 1.85
Dividends, Preferred Stock [Abstract] |  |  |
Number of shares outstanding, Preferred Stock (in shares) | 28,826 | 28,859 |
Carrying value, Preferred Stock | $ 28,826 | $ 28,859 |
Liquidation preference per share, Preferred Stock (in dollars per share) | $ 1,000 | $ 1,000 |
Warrants [Abstract] |  |  |
Warrants to acquire Common Stock/Units, outstanding | 15,000 | 15,000 |
Exercise price of outstanding warrants (in dollars per share) | $ 32.50 | $ 32.50 |
Series A Cumulative Redeemable Preferred Shares [Member] |  |  |
Dividends, Preferred Stock [Abstract] |  |  |
Ordinary dividend | 74.96 | 79.90 | 71.22
Capital gains | 11.29 | 6.35 | 15.03
Total taxability of dividends per share | $ 86.25 | $ 86.25 | 86.25
Issuance date, Preferred Stock/Unit | Feb. 12, 1997 | Feb. 12, 1997 |
Liquidation preference per share, Preferred Stock (in dollars per share) | $ 1,000 | $ 1,000 |
Optional redemption date, Preferred Stock/Unit | Feb. 12, 2027 | Feb. 12, 2027 |
Annual dividends payable per share, Preferred Stock/Unit (in dollars per share) | $ 86.25 | $ 86.25 | 86.25
Highwoods Properties, Inc. [Member] |  |  |
Class of Stock [Line Items] |  |  |
Possible future share issuance authorized under charter | 96,100,000 |  |
Dividends declared per share of Common Stock (in dollars per share) | $ 1.92 | 1.90 | 1.85
Highwoods Properties, Inc. [Member] | Series A Cumulative Redeemable Preferred Shares [Member] |  |  |
Dividends, Preferred Stock [Abstract] |  |  |
Total taxability of dividends per share | 86.25 | 86.25 | 86.25
Annual dividends payable per share, Preferred Stock/Unit (in dollars per share) | 86.25 | 86.25 | 86.25
Highwoods Realty Limited Partnership [Member] |  |  |
Class of Stock [Line Items] |  |  |
Distributions declared per share of Common Unit (in dollars per share) | $ 1.92 | $ 1.90 | 1.85
Dividends, Preferred Stock [Abstract] |  |  |
Number of units outstanding, Preferred Units (in shares) | 28,826 | 28,859 |
Carrying value, Preferred units | $ 28,826 | $ 28,859 |
Liquidation preference per unit, Preferred Units (in dollars per share) | $ 1,000 | $ 1,000 |
Highwoods Realty Limited Partnership [Member] | Series A Cumulative Redeemable Preferred Shares [Member] |  |  |
Dividends, Preferred Stock [Abstract] |  |  |
Total taxability of dividends per share | $ 86.25 | $ 86.25 | 86.25
Issuance date, Preferred Stock/Unit | Feb. 12, 1997 | Feb. 12, 1997 |
Liquidation preference per unit, Preferred Units (in dollars per share) | $ 1,000 | $ 1,000 |
Optional redemption date, Preferred Stock/Unit | Feb. 12, 2027 | Feb. 12, 2027 |
Annual dividends payable per share, Preferred Stock/Unit (in dollars per share) | $ 86.25 | $ 86.25 | $ 86.25

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