Note 11 - Fair Value Measurements - Summary of Level 3 Input Changes (Details) - Fair Value, Recurring [Member] - USD ($) $ in Thousands	Mar. 31, 2026	Dec. 31, 2025
Liability classified warrants	$ 0	$ 0
Fair Value, Inputs, Level 1 [Member]
Liability classified warrants	0	0
Fair Value, Inputs, Level 2 [Member]
Liability classified warrants	1	1
Fair Value, Inputs, Level 3 [Member]
Liability classified warrants	1	1
Liability Classified Warrants [Member]
Liability classified warrants	0	0
Liability Classified Warrants [Member] | Fair Value, Inputs, Level 1 [Member]
Liability classified warrants	0	0
Liability Classified Warrants [Member] | Fair Value, Inputs, Level 2 [Member]
Liability classified warrants	1	1
Liability Classified Warrants [Member] | Fair Value, Inputs, Level 3 [Member]
Liability classified warrants	$ 1	$ 1