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Segment Information - Revenues and NOI for Reportable Segment (Parenthetical) (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018	[1]	Dec. 31, 2017	[1]
Same Store [Member]
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Reimbursable property revenues	$ 94,700	$ 91,020		$ 88,774
Non-Same Store and Other
Segment Reporting Reconciling Item For Operating Profit Loss From Segment To Consolidated [Line Items]
Reimbursable property revenues	$ 4,200	$ 3,744		$ 5,282
[1] (1) As a result of the adoption of ASC Topic 842 referenced in Note 1, for the year ended December 31, 2019, Same Store and Non-Same Store reimbursable property revenues of $94.7 million and $4.2 million, respectively, are reflected as rental revenues.

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- Definition

The amount of revenue derived from managing real estate properties.

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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.

+ References

No definition available.

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