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Investments in Real Estate - Properties with Existing Leases Narrative (Details) $ in Thousands | 12 Months Ended
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Dec. 31, 2021 USD ($) property | Dec. 31, 2020 USD ($) property | Dec. 31, 2019 USD ($)
Real Estate Properties [Line Items] |  |  |
Investment | $ 6,410,760 | $ 2,307,281 |
Number of properties assumed in merger | property | 3,895 |  |
Number of properties acquired during the period | property | 911 | 244 |
Real Estate Investment |  |  |
Real Estate Properties [Line Items] |  |  |
Investment | $ 6,410,000 | $ 2,310,000 |
Properties with existing leases | Real Estate Investment |  |  |
Real Estate Properties [Line Items] |  |  |
Investment | $ 5,020,000 | $ 1,860,000 |
Number of properties acquired during the period | property | 557 | 127 |
In-place leases |  |  |
Real Estate Properties [Line Items] |  |  |
Depreciation and amortization expense | $ 247,500 | $ 134,600 | $ 112,000
Above and below market leases |  |  |
Real Estate Properties [Line Items] |  |  |
Amortization of above and below market Leases | $ 54,600 | $ 30,900 | $ 22,100

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- Definition Amount of non-cash amortization of intangible asset (liability) for above and below market leases. + References Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=123570139&loc=d3e3602-108585 + Details
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