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v3.22.1

Subsequent Events - Narrative (Details) - USD ($) $ / shares in Units, $ in Thousands |  |  | 1 Months Ended | 12 Months Ended |  |
--- | --- | --- | --- | --- | --- | ---
Feb. 10, 2020 | Feb. 11, 2019 | Mar. 31, 2022 | Feb. 28, 2022 | Dec. 31, 2021 | Dec. 31, 2020 | Dec. 31, 2019 | Feb. 01, 2022 | Nov. 01, 2021
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |
Fair value carrying amount |  |  |  |  |  | $ 2,092,298 |  |  |  | $ 133,000
Common stock, par value (USD per share) |  |  |  |  |  | $ 0.001 | $ 0.01 |  |  |
Common stock issued (shares) |  |  |  |  |  | 20,774,716 | 196,569,917 |  |  |
Available-for-sale securities - at fair value (amortized cost of $149,999 and $233,053 as of December 31, 2021 and December 31, 2020, respectively) | [1] |  |  |  |  | $ 149,996 | $ 233,071 |  |  |
Performance Shares |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |
Granted (shares) |  |  |  |  |  |  | 3,408,083 | 1,103,537 |  |
Performance period |  | 3 years | 3 years |  |  |  |  |  |  |
Cross Creek Mall |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |
Loan outstanding balance |  |  |  |  |  | 102,264 |  |  |  |
Greenbrier Mall |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |
Loan outstanding balance |  |  |  |  |  | 61,647 |  |  |  |
Exchangeable Notes Indenture | 7.0% Exchangeable Senior Secured Notes Due 2028 |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |
Fair value carrying amount |  |  |  |  |  | $ 150,000 |  |  |  |
Debt instrument, maturity date |  |  |  |  |  | Nov. 15, 2028 |  |  |  |
U.S Treasury Securities |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |
Available-for-sale securities - at fair value (amortized cost of $149,999 and $233,053 as of December 31, 2021 and December 31, 2020, respectively) |  |  |  |  |  | $ 149,996 | $ 233,071 |  |  |
Subsequent Event | Performance Shares |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |
Granted (shares) |  |  |  |  | 550,000 |  |  |  |  |
Performance period |  |  |  |  | 4 years |  |  |  |  |
Subsequent Event | Fayette Mall |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |
Line of credit fixed interest rate |  |  |  |  | 4.25% |  |  |  |  |
Loan maturity date |  |  |  |  | May 31, 2023 |  |  |  |  |
Debt instrument, term |  |  |  |  | 3 years |  |  |  |  |
Loan term of extension option |  |  |  |  | 1 year |  |  |  |  |
Loan agreement term |  |  |  |  | 3 years |  |  |  |  |
Subsequent Event | York Town Center Lp |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |
Debt instrument, term |  |  |  | 18 months |  |  |  |  |  |
Loan agreement term |  |  |  | 18 months |  |  |  |  |  |
Subsequent Event | York Town Center Lp | Mortgage Note Payable | Nonrecourse |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |
Fair value carrying amount |  |  |  | $ 30,000 |  |  |  |  |  |
Debt instrument, term |  |  |  | 3 years |  |  |  |  |  |
Debt Instrument, Interest Rate, Effective Percentage |  |  |  | 4.75% |  |  |  |  |  |
Loan agreement term |  |  |  | 3 years |  |  |  |  |  |
Subsequent Event | Exchangeable Notes Indenture | 7.0% Exchangeable Senior Secured Notes Due 2028 |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |
Fair value carrying amount |  |  |  |  |  |  |  |  | $ 150,000 |
Common stock, par value (USD per share) |  |  |  |  |  |  |  |  | $ 0.001 |
Common stock issued (shares) |  |  |  |  |  |  |  |  | 10,982,795 |
Subsequent Event | U.S Treasury Securities |  |  |  |  |  |  |  |  |  |
Subsequent Event [Line Items] |  |  |  |  |  |  |  |  |  |
Available-for-sale securities - at fair value (amortized cost of $149,999 and $233,053 as of December 31, 2021 and December 31, 2020, respectively) |  |  |  |  | $ 149,936 |  |  |  |  |
Debt instrument, maturity date |  |  |  |  | May 31, 2022 |  |  |  |  |
[1] | As of December 31, 2021, includes $262,265 of assets related to consolidated variable interest entities that can be used only to settle obligations of the consolidated variable interest entities and $143,593 of liabilities of consolidated variable interest entities for which creditors do not have recourse to the general credit of the Company. See Note 12.

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