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Organization, Basis of Presentation and Summary of Significant Accounting Policies - Schedule of Earnings Impact (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Dec. 31, 2020 | Dec. 31, 2019 | Dec. 31, 2018
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Straight - Line Rent Reserves | $ 5,096 | $ 5,198 | $ 8,616
Impairment charges | 85,598 | 1,721 |
COVID Earnings Impact | (66,038) | $ 21,204 | $ (15,698)
COVID-19 |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Credit Loss - Billed Rents | 24,771 |  |
Straight - Line Rent Reserves | 22,073 |  |
Rent Abatements | 2,035 |  |
Impairment charges | 85,598 |  |
COVID Earnings Impact | 134,477 |  |
COVID-19 | Noncontrolling Interests |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Credit Loss - Billed Rents | (10,006) |  |
Straight - Line Rent Reserves | (11,270) |  |
Rent Abatements | (381) |  |
Impairment charges | (65,004) |  |
COVID Earnings Impact | (86,661) |  |
COVID-19 | Unconsolidated |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Credit Loss - Billed Rents | 2,581 |  |
Straight - Line Rent Reserves | 1,772 |  |
Rent Abatements | 924 |  |
COVID Earnings Impact | 5,277 |  |
COVID-19 | Acadia |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Credit Loss - Billed Rents | 17,346 |  |
Straight - Line Rent Reserves | 12,575 |  |
Rent Abatements | 2,578 |  |
Impairment charges | 20,594 |  |
COVID Earnings Impact | 53,093 |  |
Core Portfolio | COVID-19 |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Credit Loss - Billed Rents | 12,870 |  |
Straight - Line Rent Reserves | 8,413 |  |
Rent Abatements | 1,616 |  |
Impairment charges | 419 |  |
COVID Earnings Impact | 23,318 |  |
Core Portfolio | COVID-19 | Noncontrolling Interests |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Credit Loss - Billed Rents | (37) |  |
Straight - Line Rent Reserves | (86) |  |
COVID Earnings Impact | (123) |  |
Core Portfolio | COVID-19 | Unconsolidated |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Credit Loss - Billed Rents | 1,564 |  |
Straight - Line Rent Reserves | 509 |  |
Rent Abatements | 868 |  |
COVID Earnings Impact | 2,941 |  |
Core Portfolio | COVID-19 | Acadia |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Credit Loss - Billed Rents | 14,397 |  |
Straight - Line Rent Reserves | 8,836 |  |
Rent Abatements | 2,484 |  |
Impairment charges | 419 |  |
COVID Earnings Impact | 26,136 |  |
Opportunity Funds | COVID-19 |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Credit Loss - Billed Rents | 11,901 |  |
Straight - Line Rent Reserves | 13,660 |  |
Rent Abatements | 419 |  |
Impairment charges | 85,179 |  |
COVID Earnings Impact | 111,159 |  |
Opportunity Funds | COVID-19 | Noncontrolling Interests |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Credit Loss - Billed Rents | (9,969) |  |
Straight - Line Rent Reserves | (11,184) |  |
Rent Abatements | (381) |  |
Impairment charges | (65,004) |  |
COVID Earnings Impact | (86,538) |  |
Opportunity Funds | COVID-19 | Unconsolidated |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Credit Loss - Billed Rents | 1,017 |  |
Straight - Line Rent Reserves | 1,263 |  |
Rent Abatements | 56 |  |
COVID Earnings Impact | 2,336 |  |
Opportunity Funds | COVID-19 | Acadia |  |  |
Organization Consolidation And Presentation Of Financial Statements [Line Items] |  |  |
Credit Loss - Billed Rents | 2,949 |  |
Straight - Line Rent Reserves | 3,739 |  |
Rent Abatements | 94 |  |
Impairment charges | 20,175 |  |
COVID Earnings Impact | $ 26,957 |  |

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