Note 16 - Subsequent Events (Details Textual) - USD ($) $ / shares in Units, $ in Millions						1 Months Ended	3 Months Ended	9 Months Ended
	Oct. 26, 2026	Oct. 16, 2026	Oct. 13, 2026	Mar. 31, 2026	Jan. 16, 2026	Oct. 26, 2026	Sep. 30, 2026	Sep. 30, 2026	Oct. 01, 2026
Performance Based RSUs [Member] | The 2026 Equity Incentive Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share)				$ 1.49
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted (in shares)				15,445,608
Restricted Stock Units (RSUs) [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share)								$ 1.47
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted (in shares)								21,685,000
Restricted Stock Units (RSUs) [Member] | The 2026 Equity Incentive Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted (in shares)				21,684,436
Share-Based Payment Arrangement, Nonvested Award, Cost Not yet Recognized, Amount							$ 13.9	$ 13.9	$ 6.2
The January 2026 Warrants [Member]
Stock Issued In Connection with Exercise of Warrants, Shares					167,539,227
At the Market Offering Agreement [Member]
Stock Issued During Period, Shares, New Issues							1,160,636	3,854,399
Proceeds from Issuance or Sale of Equity							$ 1.3	$ 16.8
Common Stock Available for Issuance							83.2	83.2
Common Stock Available for Issuance							$ 1.3	$ 16.5
Subsequent Event [Member] | Performance Based RSUs [Member] | The 2026 Equity Incentive Plan [Member]
Share-Based Compensation Arrangement by Share-Based Payment Award, Equity Instruments Other than Options, Grants in Period, Weighted Average Grant Date Fair Value (in dollars per share)		$ 2.55
Share-Based Compensation Arrangement by Share-Based Payment Award, Non-Option Equity Instruments, Granted (in shares)		5,148,537
Subsequent Event [Member] | The January 2026 Warrants [Member]
Stock Issued In Connection with Exercise of Warrants, Shares			5,743,762
Shares Withheld in Payment			197,652
Stock Issued in Connection with Exercise of Warrants, Shares, Net			5,546,110
Class of Warrant or Right, Number of Securities Called by Warrants or Rights			38,006,238
Subsequent Event [Member] | At the Market Offering Agreement [Member]
Stock Issued During Period, Shares, New Issues	15,801,547					15,801,547
Proceeds from Issuance or Sale of Equity	$ 46.8
Common Stock Available for Issuance	45.9					$ 45.9
Common Stock Available for Issuance	$ 36.4