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Note 9 - Commitments and Contingencies (Details Textual) - USD ($)				1 Months Ended						12 Months Ended
	Jan. 25, 2024	Dec. 04, 2023	Aug. 28, 2023	Aug. 31, 2026	Dec. 31, 2025	Jul. 31, 2025	Jul. 30, 2025	Jun. 30, 2024	Nov. 30, 2023	Dec. 31, 2025	Mar. 04, 2024
Plan Agent, Monthly Compensation											$ 10,000
Plan Agent, Hourly Compensation after Maximum Hours											$ 650
Forecast [Member] \| Whitestone OP [Member]
Shares Acquired, Average Cost Per Share				$ 1.34
Discontinued Operations, Disposed of by Sale [Member] \| Whitestone Uptown Tower, LLC [Member]
Proceeds from Divestiture of Businesses and Interests in Affiliates						$ 20,000,000
Proceeds from Divestiture of Businesses and Interests in Affiliates, Net						$ 17,300,000
Whitestone OP [Member] \| Mortgage Loan with Rialto Capital Advisors [Member]
Repayments of Long-Term Debt									$ 13,600,000
Whitestone Uptown Tower, LLC [Member] \| Mortgage Loan with Rialto Capital Advisors [Member]
Repayments of Long-Term Debt								$ 1,100,000
Debt Instrument, Debt Default, Amount		$ 21,500,000
Debt Instrument, Debt Default, Principal, Amount		14,400,000
Interest Expense, Debt		242,000
Debt Instrument, Debt Default, Default Interest, Amount		6,600,000
Trapped Cash, Escrows, and Reserves		$ 2,600,000						2,200,000
Whitestone Uptown Tower, LLC [Member] \| Loan Agreement With American Bank [Member]
Debt Instrument, Face Amount								$ 1,500,000
Whitestone REIT Operating Partnership, L.P. v. Pillarstone Capital REIT, C.A. No. 2022-0607-LWW [Member]
Loss Contingency, Damages Sought, Value	$ 51,200,600		$ 51,200,600
Loss Contingency, Damages Sought, Interest Value			$ 6,820,000
Whitestone Uptown Tower LLC vs Whitestone REIT [Member]
Payments for Legal Settlements							$ 13,600,000
Whitestone Uptown Tower, LLC a/a/ Pillarstone Capital REIT Operating Partnership, Case No. 23-32832-mvl-11 [Member]
Bankruptcy Claims, Amount Paid to Settle Claims					$ 4,050,000					$ 4,050,000
Bankruptcy, Distribution of Funds After Claims Settled					33,400,000
Whitestone Uptown Tower, LLC a/a/ Pillarstone Capital REIT Operating Partnership, Case No. 23-32832-mvl-11 [Member] \| Partnership Tax Reserve [Member]
Debtor Reorganization Items, Provision for Expected Allowed Claims					1,000,000					$ 1,000,000
Whitestone Uptown Tower, LLC a/a/ Pillarstone Capital REIT Operating Partnership, Case No. 23-32832-mvl-11 [Member] \| Case Administration Reserve [Member]
Debtor Reorganization Items, Provision for Expected Allowed Claims					1,000,000
Whitestone Uptown Tower, LLC a/a/ Pillarstone Capital REIT Operating Partnership, Case No. 23-32832-mvl-11 [Member] \| Partnership GUC Reserve [Member]
Debtor Reorganization Items, Provision for Expected Allowed Claims					500,000
Whitestone Uptown Tower, LLC a/a/ Pillarstone Capital REIT Operating Partnership, Case No. 23-32832-mvl-11 [Member] \| Pillarstone OP [Member]
Debtor Reorganization Items, Discharge of Claims and Liabilities					52,963,905
Whitestone Uptown Tower, LLC a/a/ Pillarstone Capital REIT Operating Partnership, Case No. 23-32832-mvl-11 [Member] \| Pillarstone Capital R E I T Operating Partnership L P [Member]
Debtor Reorganization Items, Discharge of Claims and Liabilities					$ 9,966,779