Amount of deferred income and obligation to transfer product and service to customer for which consideration has been received or is receivable.

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 210
-SubTopic 10
-Name Accounting Standards Codification
-Section S99
-Paragraph 1
-Subparagraph (SX 210.5-02(26)(c))
-Publisher FASB
-URI https://asc.fasb.org/1943274/2147480566/210-10-S99-1

Note 5 - Revenue 1 (Details Textual) - USD ($)		3 Months Ended		12 Months Ended
Note 5 - Revenue 1 (Details Textual) - USD ($)	Nov. 04, 2024	Mar. 31, 2026	Mar. 31, 2025	Dec. 31, 2025	Dec. 31, 2024	Mar. 10, 2026	Nov. 04, 2025	Jan. 12, 2024
Revenues		$ 39,227,000	$ 20,876,000	$ 237,258,000	$ 28,700,000
Income Tax Expense (Benefit)		29,000	95,000	$ 476,000	260,000
The 2024 ASPR-BARDA Contract [Member]
Deferred Revenue, Current		$ 0	0
Government Assistance, Award Amount								$ 9,300,000
Income Tax Jurisdiction, Foreign [Member] \| National Tax Agency, Japan [Member]
Royalty Withholding Tax		5.00%		5.00%
Income Tax Expense (Benefit)		$ 2,000	79,000	$ 100,000	200,000
License Agreement and Purchase Agreement [Member]
Revenues				10,800,000
Deferred Revenue, Current		11,700,000		13,000,000
License Agreement, Fee To Be Received	$ 25,000,000						$ 25,000,000
License Agreement, Stock To Be Purchased, Amount	5,000,000						5,000,000
License Agreement, Consideration							$ 50,000,000
License Agreement, Total Transaction Price	25,800,000
License Agreement, Premium	800,000
License Agreement, Total Transaction Costs	25,800,000
Deferred Revenue		12,200,000		15,000,000
Deferred Revenue, Noncurrent		$ 400,000		$ 2,000,000
Royalty [Member] \| Daiichi Sankyo Collaberation and License Agreement [Member]
Royalty Percentage		4.00%		4.00%
Non Cash Royalty Revenue [Member]
Revenues		$ 42,000	1,579,000	$ 1,929,000	3,842,000
Non Cash Royalty Revenue [Member] \| Daiichi Sankyo Collaberation and License Agreement [Member]
Revenues		42,000	1,600,000	1,900,000	3,800,000
Government Contract [Member]
Revenues		36,370,000	19,297,000	224,516,000	24,858,000
Unbilled Contracts Receivable		50,400,000		36,800,000	6,200,000
Deferred Revenue, Current		23,000		68,000	65,400,000
Deferred Revenue				100,000
Government Contract [Member] \| HHS Barda [Member]
Revenues		36,400,000	19,300,000
Government Contract [Member] \| The 2024 ATI-RRPV Contract [Member]
Revenues			800,000	223,900,000	16,200,000
Deferred Revenue, Current		23,000		68,000	64,800,000
Government Assistance, Award Amount, Initial Award						$ 316,000,000
Government Contract, Award Amount, Initial Award Fixed Fee						$ 67,900,000
Government Contract [Member] \| The 2024 ATI-RRPV Contract [Member] \| Maximum [Member]
Government Assistance, Award Amount				460,700,000
Government Contract [Member] \| The 2024 ASPR-BARDA Contract [Member]
Revenues		0	0	600,000	8,700,000
Deferred Revenue, Current					600,000
Government Contract [Member] \| Cost-plus-fixed-fee [Member] \| The 2024 ATI-RRPV Contract [Member]
Revenues		36,400,000	19,300,000	158,400,000
Government Contract [Member] \| Firm Fixed-price Milestone [Member] \| The 2024 ATI-RRPV Contract [Member]
Revenues			18,500,000	65,500,000
Election Payment [Member] \| License Agreement and Purchase Agreement [Member] \| Maximum [Member]
Revenues	$ 50,000,000
Collaboration Revenue [Member]
Revenues		2,815,000	$ 0	2,108,000	0
Deferred Revenue, Current		11,716,000		12,952,000	0
Deferred Revenue, Noncurrent		445,000		2,024,000	$ 0
Collaboration Revenue [Member] \| License Agreement and Purchase Agreement [Member]
Revenues		$ 2,800,000		$ 2,100,000