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Municipal improvements

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Percentage of costs reimbursed

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Amount of expense for investment management fee, including, but not limited to, expense in connection with research, selection, supervision, and custody of investment.

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Limited Partnerships (Details) - USD ($) $ in Thousands		1 Months Ended		6 Months Ended
Limited Partnerships (Details) - USD ($) $ in Thousands	Aug. 14, 2023	Jun. 30, 2023	Apr. 30, 2023	Jun. 30, 2023
Saint George L.P. \| Stratus Properties Inc
Limited Partnerships [Line Items]
Equity Method Investment, Ownership Percentage		10.00%		10.00%
Stratus Block 150, L.P. \| Stratus Properties Inc
Limited Partnerships [Line Items]
Equity Method Investment, Ownership Percentage		31.00%		31.00%
Intercompany Loans, Description			In April 2023, Stratus made an operating loan of $1.5 million to Stratus Block 150, L.P. to facilitate the partnership’s ability to pay ongoing costs of The Annie B project during the pre-construction period.
Intercompany Loan, Amount			$ 1,500
Stratus Block 150, L.P. \| Stratus Properties Inc \| Bloomberg short-term bank yield index
Limited Partnerships [Line Items]
Basis spread on variable rate			5.00%
Saint June, L.P. \| Stratus Properties Inc
Limited Partnerships [Line Items]
Equity Method Investment, Ownership Percentage		34.13%		34.13%
Intercompany Loans, Description		In June 2023, Stratus made an operating loan of $750 thousand to The Saint June, L.P. to support the partnership’s ability to pay its construction loan interest, which has risen above the amount originally budgeted due to rising interest rates.
Intercompany Loan, Amount		$ 750		$ 750
Saint June, L.P. \| Stratus Properties Inc \| Secured Overnight Financing Rate (SOFR) Overnight Index Swap Rate
Limited Partnerships [Line Items]
Basis spread on variable rate			5.00%
Holden Hills
Limited Partnerships [Line Items]
Initial project and closing cost				$ 5,800
Property Management Fee, Percent Fee				4.00%
Management Fee Expense				$ 150
Holden Hills \| Stratus Properties Inc
Limited Partnerships [Line Items]
Proceeds from Partnership Contribution				$ 70,000
Equity Method Investment, Ownership Percentage		50.00%		50.00%
Payments of Distributions to Affiliates				$ 30,000
Municipal improvements				$ 14,700
Percentage of costs reimbursed		60.00%		60.00%
Municipal improvements remaining		$ 10,600		$ 10,600
Holden Hills \| Stratus Properties Inc \| Forecast \| Maximum [Member]
Limited Partnerships [Line Items]
Payments to Acquire Interest in Subsidiaries and Affiliates	$ 10,000
Holden Hills \| Unrelated Equity Investor
Limited Partnerships [Line Items]
Proceeds from Partnership Contribution				$ 40,000
Equity Method Investment, Ownership Percentage		50.00%		50.00%
Holden Hills \| Unrelated Equity Investor \| Forecast \| Maximum [Member]
Limited Partnerships [Line Items]
Payments to Acquire Interest in Subsidiaries and Affiliates	$ 10,000
Stratus Kingwood, L.P. [Member] \| Stratus Properties Inc
Limited Partnerships [Line Items]
Equity Method Investment, Ownership Percentage		60.00%		60.00%