Note 1 - Condensed Consolidated Financial Statements	9 Months Ended
Sep. 30, 2022
Notes to Financial Statements
Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]	1. Condensed Consolidated Financial Statements The financial statements of SIGA Technologies, Inc. (“we,” “our,” “us,” “SIGA” or the “Company”) are presented in accordance with accounting principles generally accepted in the United States of America (“U.S. GAAP”) for interim financial information and the rules and regulations of the Securities and Exchange Commission (the “SEC”) for quarterly reports on Form 10-Q and should be read in conjunction with the Company’s audited financial statements and notes thereto for the year ended December 31, 2021, included in the Company's 2021 Annual Report on Form 10-K filed on March 3, 2022 (the "2021 Form 10-K"). All terms used but not defined elsewhere herein have the meaning ascribed to them in the 2021 Form 10-K. In the opinion of management, all adjustments (consisting of normal and recurring adjustments) considered necessary for a fair statement of the results of the interim periods have been included. The 2021 year-end condensed consolidated balance sheet data were derived from the audited financial statements but do not include all disclosures required by U.S. GAAP. The results of operations for the three and nine months ended September 30, 2022 are not necessarily indicative of the results expected for the full year.

Note 1 - Condensed Consolidated Financial Statements

9 Months Ended

Sep. 30, 2022

Organization, Consolidation and Presentation of Financial Statements Disclosure [Text Block]

1. Condensed Consolidated Financial Statements

The financial statements of SIGA Technologies, Inc. (“we,” “our,” “us,” “SIGA” or the “Company”) are presented in accordance with accounting principles generally accepted in the United States of America (“U.S. GAAP”) for interim financial information and the rules and regulations of the Securities and Exchange Commission (the “SEC”) for quarterly reports on Form 10-Q and should be read in conjunction with the Company’s audited financial statements and notes thereto for the year ended December 31, 2021, included in the Company's 2021 Annual Report on Form 10-K filed on March 3, 2022 (the "2021 Form 10-K"). All terms used but not defined elsewhere herein have the meaning ascribed to them in the 2021 Form 10-K. In the opinion of management, all adjustments (consisting of normal and recurring adjustments) considered necessary for a fair statement of the results of the interim periods have been included. The 2021 year-end condensed consolidated balance sheet data were derived from the audited financial statements but do not include all disclosures required by U.S. GAAP. The results of operations for the three and nine months ended September 30, 2022 are not necessarily indicative of the results expected for the full year.