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Organization (Details) $ / shares in Units, $ in Thousands								1 Months Ended	3 Months Ended	12 Months Ended		17 Months Ended
Organization (Details) $ / shares in Units, $ in Thousands	Jan. 27, 2026 USD ($) shares	Jan. 21, 2026 USD ($) $ / shares shares	Dec. 15, 2025 USD ($) $ / shares shares	Nov. 18, 2025 USD ($) shares	Nov. 12, 2025 USD ($) $ / shares	Jan. 07, 2025 USD ($)	Aug. 21, 2024 USD ($)	Jan. 31, 2026 USD ($) $ / shares shares	Mar. 27, 2026 USD ($) shares	Dec. 31, 2025 USD ($) $ / shares shares	Dec. 31, 2024 USD ($) $ / shares shares	Dec. 31, 2025 USD ($) $ / shares shares	Oct. 31, 2025 $ / shares	Feb. 24, 2025 $ / shares
Organization
Common stock, par value \| $ / shares										$ 0.0001	$ 0.0001	$ 0.0001		$ 0.0001
Cash and cash equivalents										$ 3,006	$ 13	$ 3,006
Accumulated deficit										(470,819)	(431,597)	$ (470,819)
Net proceeds						$ 18,300
Exercise price per warrant \| $ / shares													$ 2
Warrants expiration term													3 years
Daewoong \| Daewong warrant \| Exchange agreement
Organization
Exercise price per warrant \| $ / shares					$ 1.09392
Warrants expiration term					5 years
Convertible notes \| Daewong warrant \| Exchange agreement
Organization
Exercise price per warrant \| $ / shares			$ 1.09392
Warrants expiration term			5 years
Convertible notes \| Daewoong \| Exchange agreement
Organization
Share Price \| $ / shares			$ 1
Debt instrument, convertible, conversion ratio			1.3
Convertible, beneficial ownership limitation percentage			49.99%
Converted instrument, warrants or issued \| shares			8,000,000
Exercise price per warrant \| $ / shares			$ 1.09392
Convertible notes \| Daewoong \| Daewong warrant \| Exchange agreement
Organization
Converted instrument, warrants or issued \| shares			8,000,000
Exercise price per warrant \| $ / shares			$ 1.09392
Warrants expiration term			5 years
Convertible Notes Maturing On March 2027 \| Daewoong
Organization
Aggregate principal amount					$ 5,000
Convertible Notes Maturing On April 2027 \| Daewoong
Organization
Aggregate principal amount					$ 10,000
New convertible note, issued in lie of exchange \| Daewoong \| Exchange agreement
Organization
Principal amount of convertible promissory note			$ 1,500
Subsequent Events \| Daewoong \| Exchange agreement
Organization
Warrants to purchase shares of convertible preferred stock \| shares		8,000,000						8,000,000
Exercise price per warrant \| $ / shares								$ 1.09392
Subsequent Events \| Convertible notes \| Daewoong \| Exchange agreement
Organization
Debt instrument, convertible, conversion ratio		1.3
Subsequent Events \| Convertible notes \| Daewoong \| Daewong warrant \| Exchange agreement
Organization
Converted instrument, warrants or issued \| shares		8,000,000
Exercise price per warrant \| $ / shares		$ 1.09392
Subsequent Events \| New convertible note, issued in lie of exchange \| Daewoong \| Exchange agreement
Organization
Principal amount of convertible promissory note		$ 1,500
At the market offering
Organization
Proceeds from issuance of shares, net							$ 50,000			$ 168	$ 147
Issuance of common stock, shares \| shares										218,419	2,241	220,660
Net proceeds										$ 200
Common stock remained available to be sold under the ATM										49,700		$ 49,700
Proceeds from issuance of sale of equity										200	$ 200	$ 300
At the market offering \| Subsequent Events
Organization
Issuance of common stock, shares \| shares									1,278,776
Net proceeds									$ 1,700
Common stock remained available to be sold under the ATM									$ 47,900
Private Placement
Organization
Common stock, par value \| $ / shares					$ 0.0001
Proceeds from issuance of shares, net										$ 1,791
Issuance of common stock, shares \| shares				1,964,905
Proceeds from issuance of sale of equity				$ 1,800	$ 6,000
Private Placement \| Subsequent Events
Organization
Issuance of common stock, shares \| shares	4,616,924	4,616,924
Proceeds from issuance of sale of equity	$ 4,200							$ 4,200
Warrants to purchase shares of convertible preferred stock \| shares		6,581,829