Carrying value as of the balance sheet date of liabilities incurred (and for which invoices have typically been received) and payable to vendors for goods and services received that are used in an entity's business.

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Topic 942
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-03(15)(5))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478546/942-210-S99-1

Reference 2: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 944
-SubTopic 210
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.7-03(a)(15)(a))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147478777/944-210-S99-1

Note 4 - Balance Sheet Components (Details Textual) $ in Thousands	3 Months Ended		9 Months Ended		12 Months Ended
	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Sep. 30, 2025 USD ($)	Sep. 30, 2024 USD ($)	Dec. 31, 2024 USD ($)
Debt Securities, Available-for-Sale, Continuous Unrealized Loss Position, Less than 12 Months, Number of Positions	9		9		5
Interest Receivable	$ 100		$ 100		$ 200
Debt Securities, Available-for-Sale, Gain (Loss)			0		0
Debt Securities, Available-for-Sale, Allowance for Credit Loss	0		0		0
Accounts Receivable, Allowance for Credit Loss	0		0		0
Unbilled Receivables, Current	43,229		43,229		6,208
Depreciation	900	$ 1,000	2,700	$ 2,800
Tangible Asset Impairment Charges	0	0	0	0
Prepaid Expense Other, Noncurrent	60,116		60,116		60,116
Operating Lease, Right-of-Use Asset	17,097		17,097		20,404
Amortization of Intangible Assets	100	100	500	500
Goodwill	4,508		4,508		4,508
Goodwill, Impairment Loss			0
Accounts Payable	53,100		53,100		$ 7,000
Deferred Revenue, Revenue Recognized	700	$ 0	$ 800	$ 0
Developed Technology Rights [Member]
Finite-Lived Intangible Asset, Remaining Life (Year)			4 years 1 month 6 days
Intellectual Property [Member]
Finite-Lived Intangible Asset, Remaining Life (Year)			2 years 3 months 18 days
Customer Concentration Risk [Member] \| Prepaid Expenses [Member] \| Clinical Research Organization [Member]
Concentration Risk, Percentage			24.00%		28.00%
Customer Concentration Risk [Member] \| Accounts Payable [Member] \| Clinical Research Organization [Member]
Concentration Risk, Percentage			86.00%		67.00%
Customer Concentration Risk [Member] \| Other Accrued Liabilities [Member] \| Clinical Research Organization [Member]
Concentration Risk, Percentage			80.00%		42.00%
BARDA [Member]
Unbilled Receivables, Current	43,200		$ 43,200		$ 6,200
Government Contract [Member]
Accounts Receivable, after Allowance for Credit Loss	$ 42,700		$ 42,700		5,700
Government Contract [Member] \| HHS Barda [Member]
Accounts Receivable, after Allowance for Credit Loss					2,700
Royalty [Member]
Prepaid Royalties					$ 3,000