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Note 17 - Income Taxes (Tables)
12 Months Ended
Dec. 31, 2025
Notes Tables  
Schedule of Components of Income Tax Expense (Benefit) [Table Text Block]
   

Years ended December 31,

 
   

2025

   

2024

   

2023

 

(Loss) income before income taxes

                       

Domestic

  $ (10,247 )   $ (4,078 )   $ 2,421  

Foreign

    940       1,314       735  
    $ (9,307 )   $ (2,764 )   $ 3,156  
   

Years ended December 31,

 
   

2025

   

2024

   

2023

 

Provision for income taxes:

                       

Current:

                       

Federal

  $ 176     $ 4,044     $ 4,910  

State

    185       1,370       457  

Foreign

    250       421       312  

Total current

    611       5,835       5,679  

Deferred:

                       

Federal

    -       -       1,579  

State

    -       -       (692 )

Foreign

    61       229       29  

Total deferred

    61       229       916  

Total provision for income taxes

  $ 672     $ 6,064     $ 6,595  
Schedule of Deferred Tax Assets and Liabilities [Table Text Block]
   

December 31,

 
   

2025

   

2024

 

Deferred tax assets:

               

Capital loss carryforward

  $ 19,991     $ 20,714  

Net operating loss carryforwards

    13,294       650  

Capitalized research expenditures

    10,760       12,241  

Lease liability

    6,400       6,555  

Stock-based compensation expense

    3,629       3,908  

Inventory reserves

    1,558       2,316  

Compensation accrual

    1,182       1,202  

Accrued expenses and other

    819       1,403  

Acquisition-related intangible asset

    776       5,959  

Tax credits

    612       -  

Impairment of assets

    -       4,215  

Foreign currency exchange

    -       48  

Gross deferred tax assets

    59,021       59,211  

Less: Valuation allowance

    (45,581 )     (45,148 )

Deferred tax assets

  $ 13,440     $ 14,063  
   

December 31,

 
   

2025

   

2024

 

Deferred tax liabilities:

               

Depreciation

  $ (6,033 )   $ (6,552 )

Right of use asset

    (6,132 )     (6,292 )

Acquisition-related intangible asset

    -       (42 )

Deferred tax liabilities

  $ (12,165 )   $ (12,886 )
                 

Net deferred tax assets

  $ 1,275     $ 1,177  
Schedule of Effective Income Tax Rate Reconciliation [Table Text Block]
   

Year ended December 31, 2025

 
   

Amount

   

Percent

 

Statutory federal income tax rate

  $ (1,954 )     21.0 %

State tax expense, net of federal provision**

    207       (2.2 %)

Foreign tax effects:

               

Italy

    196       (2.1 %)

Other foreign jurisdictions

    63       (0.7 %)

Effect of cross-border tax laws:

               

Global intangible low-taxed income, net

    371       (4.0 %)

Tax credits:

               

Research and development tax credits

    (416 )     4.5 %

Change in valuation allowance

    (13 )     0.1 %

Nontaxable or nondeductible items:

               

Stock-based compensation

    1,092       (11.7 %)

Section 162(m) limitation

    616       (6.5 %)

Other

    43       (0.5 %)

Other reconciling items:

               

Return to provision adjustments

    591       (6.4 %)

Other

    (124 )     1.4 %

Effective income tax rate

  $ 672       (7.1 %)
   

Years ended December 31,

 
   

2024

   

2023

 

Statutory federal income tax rate

    21.0 %     21.0 %

State tax expense, net of federal benefit

    (52.2 %)     9.5 %

Stock-based compensation

    (17.2 %)     11.8 %

Section 162(m) limitation

    (30.1 %)     28.3 %

Change in tax rates and state apportionment

    10.4 %     - %

Federal, state and foreign tax credits

    22.5 %     (23.1 %)

Change in valuation allowance

    (157.3 %)     173.0 %

Return to provision adjustments

    5.5 %     (3.6 %)

Tax reserves

    (20.9 %)     - %

Other permanent items

    (1.1 %)     (7.9 %)

Effective income tax rate

    (219.4 %)     209.0 %
Schedule of Income Taxes Paid [Table Text Block]
   

Year ended December 31,

 
   

2025

 

United States - Federal

  $ 250  

United States – State and local

    69  

Canada

    76  

Italy

    481  

United Kingdom

    154  

Other

    46  
    $ 1,076