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Related Party Transactions - Narrative (Detail) $ in Millions				9 Months Ended
	Nov. 01, 2022 ft²	Jun. 13, 2022 USD ($)	Apr. 30, 2019 USD ($) installment	Sep. 30, 2023	Jan. 01, 2022	Nov. 01, 2020	Feb. 07, 2020	Jul. 01, 2019 USD ($)
Business Management Agreement
Related Party Transaction [Line Items]
Related party transaction, expiration period								1 year
Management fee payable								$ 0.4
CDS | Residential Property Management Agreements
Related Party Transaction [Line Items]
Property management agreements initial term				1 year
Property management agreements renewal term				1 year
CDS | Construction Management Agreement | Minimum
Related Party Transaction [Line Items]
Percentage of construction management fee				1.00%
CDS | Construction Management Agreement | Maximum
Related Party Transaction [Line Items]
Percentage of construction management fee				4.00%
CDS | Lease Procurement Agreement | Minimum
Related Party Transaction [Line Items]
Future lease payment percentage of leasing fee				1.00%
CDS | Lease Procurement Agreement | Maximum
Related Party Transaction [Line Items]
Future lease payment percentage of leasing fee				2.00%
CDS | 2019 Amended Asset Management Agreement
Related Party Transaction [Line Items]
Fixed annual payment		$ 1.0
CDS | 2022 Amended Asset Management Agreement
Related Party Transaction [Line Items]
Fixed annual payment		$ 1.0
Agreement additional extension term (in years)		1 year
Agreement notice period required for non-renewal		180 days
Agreement notice period after effective date for termination		24 months
Agreement cost-plus and market rate fee, multiply, termination fee payment		200.00%
Comstock Investors X | Business Management Agreement
Related Party Transaction [Line Items]
Aggregate fee payable			$ 0.9
Number of installments of fee payment | installment			15
Fee payable in installments			$ 0.1
Related party | DWC Operating Agreement
Related Party Transaction [Line Items]
Percentage of membership interest owned by company and partners							100.00%
Affiliated Entity
Related Party Transaction [Line Items]
Operating lease, term of contract						10 years
Affiliated Entity | Lease Expansion Agreement
Related Party Transaction [Line Items]
Number of square foot | ft²	3,778
ParkX Management, LC
Related Party Transaction [Line Items]
Operating lease, term of contract					5 years

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