Investments in Unconsolidated Real Estate Ventures - Narrative (Details) - USD ($) $ in Millions	3 Months Ended	12 Months Ended
Mar. 31, 2020	Dec. 31, 2019
Investments in Unconsolidated Real Estate Ventures
Schedule of Equity Method Investments [Line Items]
Property Management Fee Revenue	$ 6.7	$ 6.0
Pacific Life Insurance Company
Schedule of Equity Method Investments [Line Items]
Ownership interest in real estate venture	3.33%

Percentage of voting equity interests acquired at the acquisition date in the business combination.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 805
-SubTopic 10
-Section 50
-Paragraph 2
-Subparagraph (c)
-URI http://asc.fasb.org/extlink&oid=79982066&loc=d3e1392-128463

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Namespace Prefix:	us-gaap_
Data Type:	num:percentItemType
Balance Type:	na
Period Type:	instant