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v3.20.2

Other Investments - Net Lease Venture II (Details) | 1 Months Ended | 3 Months Ended | 9 Months Ended
--- | --- | --- | ---
Dec. 31, 2019 USD ($) ft² building lease | May 31, 2019 USD ($) | Dec. 31, 2018 USD ($) lease building | Sep. 30, 2020 USD ($) | Sep. 30, 2019 USD ($) | Sep. 30, 2020 USD ($) | Sep. 30, 2019 USD ($)
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Equity interest (as a percent) |  |  |  |  | 50.00% |  | 50.00%
Commitment to provide loan to lessee | $ 150,000,000.0 |  |  |  |  |  |
Number of units to be built | building | 3 |  |  |  |  |  |
Acquisitions of real estate assets |  | $ 56,700,000 |  |  |  | $ 0 | $ 240,487,000
Net Lease Venture II |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Equity interest (as a percent) |  |  |  | 51.90% |  | 51.90% |
Net Lease Venture II | The Properties Livermore CA |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Number of properties | building | 2 |  | 4 |  |  |  |
Acquisitions of real estate assets | $ 81,800,000 |  | $ 31,200,000 |  |  |  |
Percentage of acquired properties leased (as a percent) | 100.00% |  | 100.00% |  |  |  |
Number of leases | lease | 2 |  | 4 |  |  |  |
Area of properties (sq ft) | ft² | 168,636 |  |  |  |  |  |
Net Lease Venture II | Other income |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Management fee revenue from related party |  |  |  | $ 400,000 | $ 400,000 | $ 1,100,000 | $ 1,100,000
Net Lease Venture II | Other income | Management Fees |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Amount of loan funded |  |  |  | $ 81,600,000 |  | $ 81,600,000 |
Net Lease Venture II | Other income | Master Lease | Management Fees |  |  |  |  |  |  |
Schedule of Equity Method Investments [Line Items] |  |  |  |  |  |  |
Term of master lease | 25 years |  |  |  |  |  |

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