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Mortgage and Other Indebtedness, Net - Narrative (Details) $ / shares in Units, $ in Thousands | 1 Months Ended | 12 Months Ended |  |  |  |
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Oct. 31, 2022 USD ($) | Jun. 30, 2022 USD ($) | May 31, 2022 USD ($) | Dec. 31, 2022 USD ($) Lifestyle_center Loan OpenAir_center Mall $ / shares shares | Dec. 31, 2021 USD ($) $ / shares shares | May 06, 2022 shares | Feb. 28, 2022 | Feb. 01, 2022 shares | Oct. 31, 2021 USD ($)
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Non-recourse loan amount |  |  |  | $ 2,000,186 | $ 1,813,209 |  |  |  | $ 1,678,619
Fair value carrying amount |  |  |  | $ 2,019,157 |  |  |  |  |
Lifestyle Centers | Lifestyle_center |  |  |  | 5 |  |  |  |  |
Loan agreement term |  | 5 years |  |  |  |  |  |  |
Debt instrument extension term |  | 2 years |  |  |  |  |  |  |
Loan, collaterals |  | 90 outparcels and 13 open-air centers |  |  |  |  |  |  |
Common stock, par value (USD per share) | $ / shares |  |  |  | $ 0.001 | $ 0.001 |  |  |  |
Common stock issued (shares) | shares |  |  |  | 31,780,109 | 20,774,716 | 12,380,260 |  |  |
Senior secured notes |  |  |  |  | $ 395,395 |  |  |  | $ 395,000
Loan amount |  | $ 360,000 |  |  |  |  |  |  |
2023 |  |  |  | $ 321,695 |  |  |  |  |
Property-level debt and related obligations |  |  |  | 553,910 |  |  |  |  |
Notes Payable |  |  |  | 483,492 |  |  |  |  |
NotesPayableCurrent |  |  |  | 70,419 |  |  |  |  |
Nonrecourse |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Non-recourse loan amount |  |  | $ 65,000 |  |  |  |  |  |
Interest rate percentage |  |  | 5.85% |  |  |  |  |  |
Loan agreement term |  |  | 3 years |  |  |  |  |  |
Loan amount paid off in conjunction with closing |  |  | $ 7,058 |  |  |  |  |  |
Fayette Mall |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Loan outstanding balance |  |  |  | 127,568 |  |  |  |  |
Interest rate of debt bearing fixed interest (as a percent) |  |  |  |  |  |  | 4.25% |  |
Arbor Place |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, maturity date |  |  | May 31, 2026 |  |  |  |  |  |
Interest rate percentage |  |  | 5.10% |  |  |  |  |  |
Loan agreement term |  |  | 4 years |  |  |  |  |  |
Loan outstanding balance |  |  |  | 97,244 |  |  |  |  |
Northwoods Mall |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, maturity date |  |  | Apr. 30, 2026 |  |  |  |  |  |
Interest rate percentage |  |  | 5.08% |  |  |  |  |  |
Loan agreement term |  |  | 4 years |  |  |  |  |  |
Loan outstanding balance |  |  |  | 57,059 |  |  |  |  |
Parkdale Mall & Crossing |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Loan outstanding balance |  |  |  | 63,136 |  |  |  |  |
The Outlet Shoppes at Gettysburg |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Non-recourse loan amount | $ 21,000 |  |  |  |  |  |  |  |
Debt instrument, maturity date | Oct. 27, 2025 |  |  |  |  |  |  |  |
Interest rate percentage | 4.80% |  |  |  |  |  |  |  |
Loan outstanding balance |  |  |  | $ 20,974 |  |  |  |  |
Extinguishment of debt | $ 7,344 |  |  |  |  |  |  |  |
Cross Creek Mall |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, maturity date |  |  |  | Jan. 05, 2023 |  |  |  |  |
Loan outstanding balance |  |  |  | $ 97,431 |  |  |  |  |
Southpark Mall |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Loan outstanding balance |  |  |  | 54,022 |  |  |  |  |
Jefferson Mall, Louisville, KY |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Loan outstanding balance |  |  |  | $ 55,817 |  |  |  |  |
Exit Credit Agreement |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Number of malls | Mall |  |  |  | 16 |  |  |  |  |
Lifestyle Centers | Lifestyle_center |  |  |  | 3 |  |  |  |  |
Number of open air centers | OpenAir_center |  |  |  | 3 |  |  |  |  |
Half Portion Of New Loan |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Interest rate percentage |  | 6.95% |  |  |  |  |  |  |
Loan amount |  | $ 180,000 |  |  |  |  |  |  |
Second Half Portion Of New Loan | SOFR |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument basis points |  | 4.10% |  |  |  |  |  |  |
Loan Secured By CBL Center |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Loan amount paid |  | $ 14,949 |  |  |  |  |  |  |
Operating Property Loan |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
2023 |  |  |  | $ 281,489 |  |  |  |  |
Number of operating property loans (loan) | Loan |  |  |  | 4 |  |  |  |  |
Fixed Rate Operating Loans |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Weighted-average remaining term to maturity |  |  |  | 2 years 1 month 6 days |  |  |  |  |
Non-Recourse Loans on Operating Properties, Open-Air Centers and Outparcels Loan and Secured Term Loan |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Non-recourse loan amount |  |  |  | $ 1,632,708 |  |  |  |  |
Senior Secured Term Loan | Exit Credit Agreement |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt Instrument, covenant description |  |  |  | The exit credit agreement requires HoldCo I to comply with certain financial ratios in the aggregate for the collateral properties, including a covenant that it not permit the (i) interest coverage ratio (as defined in the exit credit agreement) commencing with the fiscal quarter ending December 31, 2021, to be less than 1.50 to 1.00, (ii) minimum debt yield ratio (as defined in the exit credit agreement) commencing with the fiscal quarter ending March 31, 2023 as of the last day of any fiscal quarter ending prior to the maturity date, to be less than eleven and a half percent (11.50%) and (iii) the occupancy rate (as defined in the exit credit agreement) commencing with the fiscal quarter ending March 31, 2023, as of the last day of any fiscal quarter ending prior to the maturity date, to be less than seventy five percent (75%). The Operating Partnership provided a limited guaranty up to a maximum of $175,000 (the “principal liability cap”). The principal liability cap is reduced by an amount equal to 100% of the first $2,500 in principal amortization made by HoldCo I each calendar year and is reduced further by 50% of the principal amortization payments made by HoldCo I each calendar year in excess of the first $2,500 in principal amortization for such calendar year. As of December 31, 2022, the principal liability cap had been reduced to $140,986. The principal liability cap is eliminated when the loan balance is reduced below $650,000. Additionally, the Company believes that it was in compliance with all financial covenants and restrictions at December 31, 2022. |  |  |  |  |
Debt instrument, maturity date, description |  |  |  | senior secured term loan that matures November 1, 2025. Upon satisfaction of certain conditions, the maturity date will automatically extend to November 1, 2026 and upon further satisfaction of certain conditions the maturity date will automatically extend to November 1, 2027. |  |  |  |  |
Limited guarantee description |  |  |  | The principal liability cap is eliminated when the loan balance is reduced below $650,000. Additionally, the Company believes that it was in compliance with all financial covenants and restrictions at December 31, 2022. |  |  |  |  |
Fair value carrying amount |  |  |  | $ 883,700 |  |  |  |  |
Debt instrument, maturity date |  |  |  | Nov. 01, 2025 |  |  |  |  |
Maximum debt yield ratio |  |  |  |  | 11.50% |  |  |  |
Limited guaranty loan reduced amount |  |  |  | $ 140,986 |  |  |  |  |
Limited guaranty eliminated loan balance reduced amount |  |  |  | $ 650,000 |  |  |  |  |
Senior Secured Term Loan | Exit Credit Agreement | LIBOR |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Debt instrument, description of variable rate basis |  |  |  | The Exit Credit Agreement bears interest at a rate per annum equal to LIBOR for the applicable period plus 275 basis points, subject to a LIBOR floor of 1.0%. |  |  |  |  |
Debt instrument basis points |  |  |  | 275.00% |  |  |  |  |
Interest rate percentage |  |  |  | 1.00% |  |  |  |  |
Secured Notes |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Fair value carrying amount |  |  |  |  | $ 395,000 |  |  |  |
Redemption of aggregate principal amount |  | 335,000 |  |  |  |  |  |  |
Secured Notes | Nonrecourse |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Redemption of aggregate principal amount |  |  | $ 60,000 |  |  |  |  |  |
Brookfield Square Anchor Redevelopment loan |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Loan amount paid |  | $ 8,322 |  |  |  |  |  |  |
Loan amount |  |  |  | $ 18,240 |  |  |  |  |
7.0% Exchangeable Senior Secured Notes Due 2028 | Exchangeable Notes Indenture |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Fair value carrying amount |  |  |  | $ 150,000 | $ 150,000 |  |  |  |
Debt instrument, maturity date |  |  |  | Nov. 15, 2028 |  |  |  |  |
Interest rate percentage |  |  |  | 7.00% |  |  |  |  |
Debt Instrument, payment terms description |  |  |  | payable semi-annually on November 15 and May 15, beginning May 15, 2022. |  |  |  |  |
Debt instrument, frequency of periodic payment |  |  |  | semi-annually |  |  |  |  |
Common stock, par value (USD per share) | $ / shares |  |  |  |  | $ 0.001 |  |  |  |
Common stock issued (shares) | shares |  |  |  |  |  |  |  | 10,982,795 |
10% Senior Secured Notes Due 2029 | Secured Notes Indenture |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Fair value carrying amount |  |  |  | $ 455,000 |  |  |  |  |
Debt instrument, maturity date |  |  |  | Nov. 15, 2029 |  |  |  |  |
Interest rate percentage |  |  |  | 10.00% |  |  |  |  |
Debt instrument, redemption description |  |  |  | HoldCo II redeemed $60,000 aggregate principal amount of the Secured Notes pursuant to an optional redemption on November 8, 2021 |  |  |  |  |
Debt instrument, frequency of periodic payment |  |  |  | semi-annually |  |  |  |  |
Debt instrument, outstanding balance after redemption |  |  |  | $ 395,000 |  |  |  |  |
Redemption of aggregate principal amount |  |  |  | $ 60,000 |  |  |  |  |
Variable Rate Debt |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Number of non-recourse loans | Loan |  |  |  | 2 |  |  |  |  |
Variable Rate Debt | Nonrecourse |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Non-recourse loan amount |  |  |  | $ 56,490 |  |  |  |  |
First Year | Exit Credit Agreement |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Principal liability cap reduction percentage |  |  |  |  | 100.00% |  |  |  |
Principal amortization payments |  |  |  |  | $ 2,500 |  |  |  |
Excess of First Year | Exit Credit Agreement |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Principal liability cap reduction percentage |  |  |  |  | 50.00% |  |  |  |
Minimum | Fixed Rate Operating Loans |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Interest rate of debt bearing fixed interest (as a percent) |  |  |  | 4.25% |  |  |  |  |
Minimum | Variable Rate Debt |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Variable interest rate (as a percent) |  |  |  | 7.02% |  |  |  |  |
Maximum | Fixed Rate Operating Loans |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Interest rate of debt bearing fixed interest (as a percent) |  |  |  | 6.95% |  |  |  |  |
Maximum | Senior Secured Term Loan | Exit Credit Agreement |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Interest coverage ratio |  |  |  |  | 1.50% |  |  |  |
Occupancy rate |  |  |  |  | 75.00% |  |  |  |
Limited guaranty amount |  |  |  |  | $ 175,000 |  |  |  |
Maximum | Variable Rate Debt |  |  |  |  |  |  |  |  |
Debt Instrument [Line Items] |  |  |  |  |  |  |  |  |
Variable interest rate (as a percent) |  |  |  | 8.22% |  |  |  |  |

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Namespace Prefix: |
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X
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Namespace Prefix: |
Data Type: | na
Balance Type: |
Period Type: |