Organization - Additional Information (Detail) - Liquidation Value [Member] - WWP Holdings Llc [Member] ft² in Millions, $ in Millions	12 Months Ended
Dec. 31, 2022 USD ($) ft² Investment
Organization [Line Items]
Area of investments \| ft²	2.0
Occupancy percentage	91.00%
Number of investments \| Investment	1
Ownership percentage	50.10%
Cash, cash equivalents and restricted cash \| $	$ 100.7
Supplier Concentration Risk [Member] \| Composition of Real Estate Portfolio [Member] \| Office Building [Member]
Organization [Line Items]
Concentration risk percent	88.00%
Supplier Concentration Risk [Member] \| Composition of Real Estate Portfolio [Member] \| Retail Site [Member]
Organization [Line Items]
Concentration risk percent	5.00%
Supplier Concentration Risk [Member] \| Composition of Real Estate Portfolio [Member] \| Parking Garage [Member]
Organization [Line Items]
Concentration risk percent	7.00%

For an entity that discloses a concentration risk in relation to quantitative amount, which serves as the "benchmark" (or denominator) in the equation, this concept represents the concentration percentage derived from the division.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 280
-SubTopic 10
-Section 50
-Paragraph 42
-URI https://asc.fasb.org/extlink&oid=126901519&loc=d3e9054-108599

Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 18
-URI https://asc.fasb.org/extlink&oid=99393423&loc=d3e6351-108592

Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 20
-URI https://asc.fasb.org/extlink&oid=123594938&loc=d3e13531-108611

Reference 4: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 825
-SubTopic 10
-Section 50
-Paragraph 21
-Subparagraph (a)
-URI https://asc.fasb.org/extlink&oid=123594938&loc=d3e13537-108611

Reference 5: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 275
-SubTopic 10
-Section 50
-Paragraph 20
-URI https://asc.fasb.org/extlink&oid=99393423&loc=d3e6404-108592

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