v3.26.1
Note 8 - Fair Value Measurements - Assets and Liabilities by Level (Details) - USD ($)
$ in Thousands
Jun. 30, 2026
Dec. 31, 2025
Fair Value, Inputs, Level 1 [Member] | Fair Value, Recurring [Member]    
Derivative liabilities — embedded conversion features $ 7 $ 702
Earn-out Payable 407 352
Fair Value, Inputs, Level 1 [Member] | Fair Value, Nonrecurring [Member]    
Common stock purchase warrants — issued February 12, 2026 203  
Fair Value, Inputs, Level 1 [Member] | Fair Value, Nonrecurring [Member] | Instone Reporting Unit [Member]    
Goodwill — Instone reporting unit   17,086
Fair Value, Inputs, Level 2 [Member] | Fair Value, Recurring [Member]    
Derivative liabilities — embedded conversion features 7 702
Earn-out Payable 407 352
Fair Value, Inputs, Level 2 [Member] | Fair Value, Nonrecurring [Member]    
Common stock purchase warrants — issued February 12, 2026 $ 203  
Fair Value, Inputs, Level 2 [Member] | Fair Value, Nonrecurring [Member] | Instone Reporting Unit [Member]    
Goodwill — Instone reporting unit   $ 17,086