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Summary of Significant Accounting Policies and Recent Accounting Pronouncements (Tables) | 12 Months Ended
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Dec. 31, 2020
Accounting Policies [Abstract] |
Revenue Recognition Leases, Operating [Policy Text Block] | We anticipate property revenue from existing leases as follows:
(in millions) |
Year ended December 31, | Operating Leases
2021 | $ | 645.9 |
2022 | 25.1 |
2023 | 4.0 |
2024 | 3.1 |
2025 | 2.5 |
Thereafter | 6.0 |
Total | $ | 686.6 |
Expected Useful Lives Of Depreciable Property | Depreciation and amortization is computed over the expected useful lives of depreciable property on a straight-line basis with lives generally as follows:
| Estimated Useful Life
Buildings and improvements | 5-35 years
Furniture, fixtures, equipment and other | 3-20 years
Intangible assets/liabilities (in-place leases and below market leases) | underlying lease term

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- Definition Disclosure of accounting policy for revenue recognition for operating leases. + References Reference 1: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section 50 -Paragraph 3 -URI http://asc.fasb.org/extlink&oid=84158767&loc=d3e18780-107790 Reference 2: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 840 -SubTopic 20 -Section 25 -Paragraph 1 -URI http://asc.fasb.org/extlink&oid=121549951&loc=d3e39896-112707 Reference 3: http://fasb.org/us-gaap/role/ref/otherTransitionRef -Publisher FASB -Name Accounting Standards Codification -Topic 235 -SubTopic 10 -Section 50 -Paragraph 4 -Subparagraph (f) -URI http://asc.fasb.org/extlink&oid=84158767&loc=d3e18823-107790 + Details
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