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Description of Business and Significant Accounting Policies (Details) $ in Thousands | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2019 USD ($) a ft² shares | Mar. 31, 2019 USD ($) ft² | Jun. 30, 2018 USD ($) | Jun. 30, 2019 USD ($) a ft² shares | Jun. 30, 2018 USD ($)
Description of Business [Abstract] |  |  |  |  |
Rentable square feet of commercial real estate properties (in sq feet) | ft² | 31,100,000 |  |  | 31,100,000 |
Rentable square feet of commercial real estate office properties under development (in sq feet) | ft² | 1,200,000 |  |  | 1,200,000 |
Undeveloped land suitable for future development (in acres) | a | 325 |  |  | 325 |
Real estate assets, depreciation expense | $ 50,100 |  | $ 46,900 | $ 108,400 | $ 94,300
Self insurance liability | 600 |  |  | 600 |
Credit losses on operating lease receivables |  |  |  | 8,144 | 192
Write-offs of lease incentives |  |  |  | 868 | (960)
Write-offs of notes receivable |  |  |  | 4,087 | 0
Write-offs of tenant improvements and deferred leasing costs | $ 59,460 |  | 56,694 | $ 128,664 | 114,262
Highwoods Properties, Inc. [Member] |  |  |  |  |
Description of Business [Abstract] |  |  |  |  |
Common Units of partnership owned by the Company (in shares) | shares | 103,300,000 |  |  | 103,300,000 |
Percentage of ownership of Common Units (in hundredths) | 97.40% |  |  | 97.40% |
Common Units redeemed for a like number of common shares of stock (in shares) | shares |  |  |  | 8,000 |
Highwoods Realty Limited Partnership [Member] |  |  |  |  |
Description of Business [Abstract] |  |  |  |  |
Common Units of partnership not owned by the Company (in shares) | shares | 2,700,000 |  |  | 2,700,000 |
Credit losses on operating lease receivables |  |  |  | $ 8,144 | 192
Write-offs of lease incentives |  |  |  | 868 | (960)
Write-offs of notes receivable |  |  |  | 4,087 | 0
Write-offs of tenant improvements and deferred leasing costs | $ 59,460 |  | $ 56,694 | $ 128,664 | $ 114,262
Building [Member] |  |  |  |  |
Description of Business [Abstract] |  |  |  |  |
Property, plant and equipment useful life |  |  |  | 40 years |
Building Improvements [Member] |  |  |  |  |
Description of Business [Abstract] |  |  |  |  |
Property, plant and equipment useful life |  |  |  | 15 years |
Furniture and Fixtures [Member] | Minimum [Member] |  |  |  |  |
Description of Business [Abstract] |  |  |  |  |
Property, plant and equipment useful life |  |  |  | 5 years |
Furniture and Fixtures [Member] | Maximum [Member] |  |  |  |  |
Description of Business [Abstract] |  |  |  |  |
Property, plant and equipment useful life |  |  |  | 7 years |
Leaseholds and Leasehold Improvements [Member] | Minimum [Member] |  |  |  |  |
Description of Business [Abstract] |  |  |  |  |
Property, plant and equipment useful life |  |  |  | 3 years |
Leaseholds and Leasehold Improvements [Member] | Maximum [Member] |  |  |  |  |
Description of Business [Abstract] |  |  |  |  |
Property, plant and equipment useful life |  |  |  | 10 years |
LSI Ceased Operations [Member] |  |  |  |  |
Description of Business [Abstract] |  |  |  |  |
Rentable square feet of commercial real estate properties (in sq feet) | ft² |  | 176,000 |  |  |
Credit losses on operating lease receivables |  | $ 5,600 |  |  |
Write-offs of lease incentives |  | 2,300 |  |  |
Write-offs of notes receivable |  | 4,100 |  |  |
Write-offs of tenant improvements and deferred leasing costs |  | $ 11,600 |  |  |

X
- Definition This element represents the amortization of (1) payments made by the lessor to or on behalf of the lessee and amortized over the term of the lease, (2) leases acquired as part of a real property acquisition at above market lease rates and (3) leases acquired as part of a real property acquisition at below market lease rates. + References No definition available. + Details
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- Definition Area of undeveloped land parcels owned in acres. + References No definition available. + Details
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