Investments, Equity Method and Joint Ventures - Summary of Real Estate Properties Owned (Details) - USD ($) $ in Thousands	Jun. 30, 2020	Dec. 31, 2019
Schedule of Equity Method Investments [Line Items]
Land	$ 29,227	$ 29,227
Building	154,854	154,854
Building improvements	10,143	9,702
Real estate properties	194,224	193,783
Accumulated depreciation	(27,464)	(24,094)
Total real estate properties, net	166,760	169,689
Unconsolidated joint ventures
Schedule of Equity Method Investments [Line Items]
Land	148,341	144,136
Building	1,028,205	993,643
Building improvements	39,960	37,163
Real estate properties	1,216,506	1,174,942
Accumulated depreciation	(124,715)	(104,001)
Total real estate properties, net	$ 1,091,791	$ 1,070,941

Investment Building

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Investment Building Improvements

+ References

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- Definition

Amount before accumulated depletion of real estate held for productive use, excluding land held for sale.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
-SubTopic 10
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02.13)
-URI http://asc.fasb.org/extlink&oid=120391452&loc=d3e13212-122682

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The cumulative amount of depreciation for real estate property held for investment purposes.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
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Amount of real estate investment property which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; and (7) other real estate investments.

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Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 944
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Amount of real estate investments, net of accumulated depreciation, which may include the following: (1) land available-for-sale; (2) land available-for-development; (3) investments in building and building improvements; (4) tenant allowances; (5) developments in-process; (6) rental properties; (7) other real estate investments; (8) real estate joint ventures; and (9) unconsolidated real estate and other joint ventures not separately presented.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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