Schedule III - Real Estate and Accumulated Depreciation (Changes in Real Estate and Accumulated Depreciation) (Details) - USD ($) |
12 Months Ended | ||||||||
|---|---|---|---|---|---|---|---|---|---|
Dec. 31, 2021 |
Dec. 31, 2020 |
Dec. 31, 2019 |
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| Real estate balance, beginning of the year | $ 1,527,478,000 | [1] | $ 1,515,206,000 | $ 1,508,682,000 | |||||
| Properties transferred to held for sale | (184,639,000) | (22,512,000) | (36,265,000) | ||||||
| Property acquisitions | 9,333,000 | ||||||||
| Outparcel dispositions | (387,000) | (840,000) | |||||||
| Property impairments | (83,224,000) | ||||||||
| Improvements and betterments | 29,296,000 | 35,624,000 | 37,089,000 | ||||||
| Asset write-offs | (3,633,000) | ||||||||
| Real estate balance, end of the year | 1,288,524,000 | 1,527,478,000 | [1] | 1,515,206,000 | |||||
| Accumulated depreciation balance, beginning of the year | 428,569,000 | 389,861,000 | 361,969,000 | ||||||
| Properties transferred to held for sale | (55,165,000) | (3,947,000) | (10,143,000) | ||||||
| Outparcel dispositions | (90,000) | ||||||||
| Depreciation expense | [2] | 36,338,000 | 42,745,000 | 41,142,000 | |||||
| Asset write-offs | (3,107,000) | ||||||||
| Accumulated depreciation balance end of the year | 409,742,000 | 428,569,000 | 389,861,000 | ||||||
| Net book value | 878,782,000 | $ 1,098,909,000 | $ 1,125,345,000 | ||||||
| Amount of encumbrance | 164,200,000 | ||||||||
| Difference between recorded cost of real estate and cost for federal tax purposes | $ 34,500,000 | ||||||||
| Minimum [Member] | |||||||||
| Estimated useful life of buildings and improvements | 3 years | ||||||||
| Maximum [Member] | |||||||||
| Estimated useful life of buildings and improvements | 40 years | ||||||||
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