Summary of Significant Accounting Policies (Details) $ in Thousands	1 Months Ended	3 Months Ended
Mar. 31, 2022 ft² property building	Mar. 31, 2022 USD ($) ft² property
Real Estate Properties [Line Items]
Gain on disposition of property \| $		$ 203
Industrial/Logistics Building
Real Estate Properties [Line Items]
Number of properties owned \| property	35	35
Area of property	5.4	5.4
Area of building	18,000
Industrial/Logistics Building \| Sale of building
Real Estate Properties [Line Items]
Area of building	18,000
Office Building \| Sale of building
Real Estate Properties [Line Items]
Area of building	175,000
Number of planned development buildings \| building	7
Office/Flex Portfolio Division
Real Estate Properties [Line Items]
Gain on disposition of property \| $		$ 203

Amount after tax of gain (loss) not previously recognized resulting from the disposal of a discontinued operation.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 20
-Section 45
-Paragraph 3
-URI http://asc.fasb.org/extlink&oid=109222160&loc=d3e957-107759

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 20
-Section 50
-Paragraph 1
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=109222650&loc=d3e1361-107760

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 20
-Section 45
-Paragraph 3B
-URI http://asc.fasb.org/extlink&oid=109222160&loc=SL51721525-107759

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 205
-SubTopic 20
-Section 50
-Paragraph 5C
-Subparagraph (b)(2)
-URI http://asc.fasb.org/extlink&oid=109222650&loc=SL51721675-107760

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Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration