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Stock-Based Compensation (Tables)
3 Months Ended
Mar. 31, 2026
Stock-Based Compensation [Abstract]  
Schedule of Stock-Based Compensation Expense

Stock-based compensation expense included the following components:

 

   Three Months Ended
March 31,
 
   2026   2025 
Stock options  $44   $    8 
Restricted stock   115    1 
   $159   $9 
Schedule of Option Activity

A summary of option activity under the 2021 Plan as of and for the three months ended March 31, 2026 is presented below:

 

Options  Shares   Weighted
Average
Exercise
Price
   Aggregate
Intrinsic
Value
 
Outstanding at December 31, 2025   1,394,500   $3.89   $
       —
 
Granted   61,450    1.65    
 
Forfeited or expired and other adjustments           
 
Outstanding at March 31, 2026   1,455,950   $3.73   $39 
Vested and exercisable at March 31, 2026   1,410,600   $3.84   $34 
Schedule of Restricted Stock Activity

A summary of restricted stock activity under the 2021 Plan as of and for the three months ended March 31, 2026 is presented below:

 

   Time-Based
Restricted
Stock
 
Outstanding (unvested) at December 31, 2025   238,627 
Granted   262,000 
Vested   (65,122)
Forfeited   
 
Outstanding (unvested) at March 31, 2026   435,505