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Real Estate - Acquisitions (Details) - USD ($) $ in Thousands	1 Months Ended		6 Months Ended
	May 31, 2019	Feb. 28, 2019	Jun. 30, 2020	Jun. 30, 2019
Real Estate Properties [Line Items]
Acquisitions of real estate assets	$ 56,700		$ 0	$ 129,856
SAFE
Real Estate Properties [Line Items]
Ground lease term (in years)		98 years	99 years
Net Lease Asset
Real Estate Properties [Line Items]
Acquisitions of real estate assets				11,500
Leasehold Interest
Real Estate Properties [Line Items]
Acquisitions of real estate assets				$ 98,200

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- Definition

Ground Leases, Term

+ References

No definition available.

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- Definition

The cash outflow from the acquisition of a piece of land, anything permanently fixed to it, including buildings, structures on it and so forth; includes real estate intended to generate income for the owner; excludes real estate acquired for use by the owner.

+ References

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 13
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=121586364&loc=d3e3213-108585

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- Definition

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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