Acquired Intangible Assets And Liabilities - Schedule of Estimated Annual Amortization of Intangible Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2021	Dec. 31, 2020
Customer Relationship Value
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Remainder of 2021	$ 133,361
2022	176,071
2023	175,402
2024	174,823
2025	174,320
Thereafter	1,536,054
Total	2,370,031	$ 2,422,207
Acquired in-place lease value
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Remainder of 2021	57,624
2022	59,174
2023	48,134
2024	41,014
2025	35,761
Thereafter	111,795
Total	353,502	378,142
Other (excludes power grid rights)
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Remainder of 2021	6,246
2022	8,328
2023	1,504
Total	16,078
Power grid rights
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Total	35,200
Acquired above-market leases
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Remainder of 2021	15,746
2022	11,301
2023	4,851
2024	2,587
2025	1,452
Thereafter	1,585
Total	37,522	$ 43,293
Acquired below-market leases
Finite-Lived Intangible Assets, Net, Amortization Expense, Fiscal Year Maturity [Abstract]
Remainder of 2021	(13,652)
2022	(15,968)
2023	(14,283)
2024	(12,671)
2025	(10,774)
Thereafter	(54,607)
Total	$ (121,955)

Below Market Lease, Net of (Above Market Lease), Amortization Income, after Year Four.

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Below Market Lease, Net of (Above Market Lease), Amortization Income, Net.

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Below market lease amortization income in next twelve months following latest fiscal year.

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Below Market Lease, Net of (Above Market Lease), Amortization Income, Remainder of Fiscal Year.

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Below Market Lease, Net of (Above Market Lease), Amortization Income, Year Four.

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Below Market Lease, Net of (Above Market Lease), Amortization Income, Year Three.

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Below Market Lease, Net of (Above Market Lease), Amortization Income, Year Two

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Amount of amortization for asset, excluding financial asset and goodwill, lacking physical substance with finite life expected to be recognized after fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in next fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in remainder of current fiscal year.

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in fourth fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in third fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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Amount of amortization for assets, excluding financial assets and goodwill, lacking physical substance with finite life expected to be recognized in second fiscal year following current fiscal year. Excludes interim and annual periods when interim periods are reported from current statement of financial position date (rolling approach).

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- Definition

Amount after amortization of assets, excluding financial assets and goodwill, lacking physical substance with a finite life.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
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