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Organization (Details) $ / shares in Units, $ in Thousands								3 Months Ended	20 Months Ended
Organization (Details) $ / shares in Units, $ in Thousands	Jan. 27, 2026 USD ($)	Jan. 21, 2026	Dec. 15, 2025 USD ($) $ / shares shares	Nov. 18, 2025 USD ($)	Nov. 12, 2025 USD ($) $ / shares shares	Jan. 27, 2025 USD ($)	Aug. 21, 2024 USD ($)	Mar. 31, 2026 USD ($) $ / shares shares	Mar. 31, 2026 USD ($) $ / shares shares	Dec. 31, 2025 USD ($)
Organization
Cash and cash equivalents								$ 6,243	$ 6,243	$ 3,006
Accumulated deficit								482,612	$ 482,612	$ 470,819
Proceeds from issuance of shares, net								1,665
Settlement of convertible notes with common shares								$ 31,489
Convertible Notes \| Exchange Agreement [Member] \| Daewong Warrant
Organization
Exercise price per warrant \| $ / shares			$ 1.09392
Warrants expiration term			5 years
Daewoong \| Exchange Agreement [Member] \| Daewong Warrant
Organization
Exercise price per warrant \| $ / shares								$ 1.09392	$ 1.09392
Warrants expiration term								5 years	5 years
Daewoong \| Convertible Notes Maturing On March 2027 [Member]
Organization
Principal amount					$ 5,000
Daewoong \| Convertible Notes Maturing On April 2027
Organization
Principal amount					$ 10,000
Daewoong \| Convertible Notes \| Exchange Agreement [Member]
Organization
Share Price \| $ / shares			$ 1		$ 1
Debt instrument ratio		1.3	1.3		1.3
Ownership limitation percentage			49.99%		49.99%
Daewoong \| Convertible Notes \| Exchange Agreement [Member] \| Daewong Warrant
Organization
Debt conversion amount \| shares			8,000,000		8,000,000
Exercise price per warrant \| $ / shares			$ 1.09392		$ 1.09392
Warrants expiration term					5 years
Daewoong \| New Convertible Note, Issued In Lie Of Exchange \| Exchange Agreement [Member]
Organization
Settlement of convertible notes with common shares			$ 1,500		$ 1,500
At the market offering
Organization
Aggregate gross proceeds receivable under the plan								$ 47,900	$ 47,900
Proceeds from issuance of shares, net							$ 50,000
Percentage of aggregate gross proceeds from sale of common stock								3.00%
Issuance of shares related to at-the-market offering, net \| shares								1,278,776	1,657,786
Net proceeds								$ 1,700	$ 2,000
Private Placement
Organization
Net proceeds	$ 4,200			$ 1,800	$ 6,000	$ 4,200