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Organization (Details)		3 Months Ended	9 Months Ended		14 Months Ended
Organization (Details)	Feb. 24, 2025	Sep. 30, 2025 USD ($) shares	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($) shares	Dec. 31, 2024 USD ($)	Aug. 21, 2024 USD ($)
Organization
Split ratio	0.01389
Cash and cash equivalents		$ 5,927,000	$ 5,927,000		$ 5,927,000	$ 13,000
Accumulated deficit		433,682,000	433,682,000		433,682,000	$ 431,597,000
At the market offering
Organization
Aggregate gross proceeds receivable under the plan		$ 49,700,000	$ 49,700,000		$ 49,700,000
Percentage of aggregate gross proceeds from sale of common stock			3.00%
Issuance of shares related to at-the-market offering, net \| shares		105,916			379,010
Net proceeds		$ 84,000	$ 168,000	$ 50,000	$ 300,000
Maximum \| At the market offering
Organization
Aggregate gross proceeds receivable under the plan							$ 50,000,000