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Mortgage and Other Indebtedness, Net - Dispositions (Details) - USD ($) $ in Thousands | 1 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Jan. 31, 2019 | Sep. 30, 2019 | Sep. 30, 2018 | Sep. 30, 2019 | Sep. 30, 2018
Debt Instrument [Line Items] |  |  |  |  |
Gain on extinguishment of debt |  | $ 0 | $ 0 | $ 71,722 | $ 0
Mortgages |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Balance of Non-recourse Debt |  | $ 163,476 |  | 163,476 |
Gain on extinguishment of debt |  |  |  | 71,722 |
Acadiana Mall | Mortgages |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest rate (as a percent) | 5.67% |  |  |  |
Balance of Non-recourse Debt | $ 119,760 |  |  |  |
Gain on extinguishment of debt | $ 61,795 |  |  |  |
Cary Towne Center |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Proceeds from sale of real estate |  |  |  | $ 31,500 |
Cary Towne Center | Mortgages |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |
Interest rate (as a percent) | 4.00% |  |  |  |
Balance of Non-recourse Debt | $ 43,716 |  |  |  |
Gain on extinguishment of debt | $ 9,927 |  |  |  |

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- Definition Amount of outstanding long-term debt or borrowing associated with any securities or credit agreement for which there has been a default in principal, interest, sinking fund, or redemption provisions, or any breach of covenant that existed at the end of the period and subsequently has not been cured. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08.(c)) -URI http://asc.fasb.org/extlink&oid=26873400&loc=d3e23780-122690 + Details
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