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Note 2 - Pillarstone Capital REIT Operating Partnership LP's Bankruptcy and Deconsolidation (Details Textual) - USD ($) $ in Thousands	1 Months Ended	3 Months Ended	12 Months Ended
	Dec. 31, 2025	Mar. 31, 2025	Dec. 31, 2024	Dec. 31, 2023
Deconsolidation, Gain (Loss), Amount			$ 864	$ (0)
Building and Building Improvements [Member] \| Minimum [Member]
Property, Plant, and Equipment, Useful Life			5 years
Building and Building Improvements [Member] \| Maximum [Member]
Property, Plant, and Equipment, Useful Life			39 years
Forecast [Member] \| In re: Whitestone Industrial-Office, LLC, et. al. [Member]
Proceeds from Legal Settlements	$ 4,050
Pillarstone OP [Member] \| Forecast [Member]
Accounts Receivable, after Allowance for Credit Loss		$ 4,050
Deconsolidation, Gain (Loss), Amount		$ 864