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Mortgage and Other Indebtedness - Consolidated Indebtedness by Type of Interest Rate (Details) - USD ($) $ in Thousands | 6 Months Ended |
--- | --- | ---
Jun. 30, 2021 | Dec. 31, 2020
Debt Instrument [Line Items] |  |
Debt outstanding | $ 1,289,369 | $ 1,170,794
Ratio (as percent) | 100.00% |
Weighted Average Interest Rate (as percent) | 3.58% |
Weighted average maturity (in years) | 4 years 7 months 6 days |
Net Debt Premiums and Issuance Costs, Net | $ (10,189) |
Fixed Rate Debt |  |
Debt Instrument [Line Items] |  |
Debt outstanding | $ 1,115,185 |
Ratio (as percent) | 86.00% |
Weighted Average Interest Rate (as percent) | 3.59% |
Weighted average maturity (in years) | 4 years 7 months 6 days |
Fixed Rate Debt | Variable rate debt |  |
Debt Instrument [Line Items] |  |
Debt outstanding | $ 250,000 |
Weighted average maturity (in years) | 4 years 2 months 12 days |
Variable Rate Debt |  |
Debt Instrument [Line Items] |  |
Debt outstanding | $ 184,373 |
Ratio (as percent) | 14.00% |
Weighted Average Interest Rate (as percent) | 3.50% |
Weighted average maturity (in years) | 4 years 4 months 24 days |
Variable Rate Debt | Fixed rate debt |  |
Debt Instrument [Line Items] |  |
Debt outstanding | $ 155,000 |
Weighted average maturity (in years) | 4 years 2 months 12 days |

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