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v3.20.1

Mortgage and Other Indebtedness, Net - Narrative (Details) | 3 Months Ended |  |
--- | --- | --- | ---
Mar. 31, 2020 USD ($) mall associated_center subsidiary mortgage_note_receivable | Dec. 31, 2019 USD ($) | Jan. 01, 2019 USD ($)
Debt Instrument [Line Items] |  |  |
Mortgage and other indebtedness, variable-rate debt | $ 1,203,075,000 | $ 847,275,000 |
Number of Malls Securing Credit Facility, Collateral | mall | 17 |  |
Number of Associated Centers Securing Credit Facility, Collateral | associated_center | 3 |  |
Number of wholly owned subsidiaries | subsidiary | 36 |  |
Ownership Interest in Guarantor Subsidiary by Operating Partnership, Percent | 100.00% |  |
Line of credit facility payment restrictions | 150,000 |  |
Guarantor Subsidiaries |  |  |
Debt Instrument [Line Items] |  |  |
Number of Malls Securing Credit Facility, Collateral | mall | 17 |  |
Number of Associated Centers Securing Credit Facility, Collateral | associated_center | 3 |  |
Number of malls not classified as collateral for the secured credit facility | mall | 4 |  |
Number of associated centers not classified as collateral for the secured credit facility | associated_center | 2 |  |
Number of Mortgage Notes Receivable not Classified as Collateral | mortgage_note_receivable | 4 |  |
COVID-19 |  |  |
Debt Instrument [Line Items] |  |  |
Secured credit facility, impact of uncetainity | $ 280,000,000 |  |
Line of Credit | Guarantor Subsidiaries | Maximum |  |  |
Debt Instrument [Line Items] |  |  |
Line of credit, remaining borrowing capacity | 100,000,000 |  |
Line of Credit | Secured Debt |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Face Amount | $ 1,185,000,000 |  |
Debt Instrument, Interest Rate, Effective Percentage | 3.83% |  |
Quarterly Installment Payments on Debt | $ 35,000,000 |  |
Line of Credit | Secured Debt | Maximum |  |  |
Debt Instrument [Line Items] |  |  |
Line of credit, remaining borrowing capacity | $ 100,000 |  |
Line of Credit | Secured Debt | Minimum |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, Minimum interest rate | 10.00% |  |
Line of Credit | Secured Debt | Guarantor Subsidiaries |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Face Amount | $ 1,185,000,000 |  | $ 1,185,000,000
Line of credit, remaining borrowing capacity | $ 100,000,000 |  |
Line of Credit | Secured Debt | Guarantor Subsidiaries | Maximum |  |  |
Debt Instrument [Line Items] |  |  |
Debt instrument, Minimum interest rate | 10.00% |  |
Line of Credit | Secured Debt | Minimum |  |  |
Debt Instrument [Line Items] |  |  |
Line of Credit Facility, Commitment Fee Percentage | 0.25% |  |
Line of Credit | Secured Debt | Maximum |  |  |
Debt Instrument [Line Items] |  |  |
Line of Credit Facility, Commitment Fee Percentage | 0.35% |  |
Revolving Credit Facility | Secured Debt |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Face Amount | $ 685,000,000 |  |
Secured Term Loan | Secured Debt |  |  |
Debt Instrument [Line Items] |  |  |
Debt Instrument, Face Amount | 456,250,000 |  |
Secured Line of Credit |  |  |
Debt Instrument [Line Items] |  |  |
Mortgage and other indebtedness, variable-rate debt | 675,925,000 | $ 310,925,000 |
Secured Line of Credit | Guarantor Subsidiaries |  |  |
Debt Instrument [Line Items] |  |  |
Mortgage and other indebtedness, variable-rate debt | 675,925,000 |  |
Non-Recourse Loans on Operating Properties |  |  |
Debt Instrument [Line Items] |  |  |
Debt default threshold, minimum loan amount (greater than) | $ 50,000 |  |

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