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Note 10 - Share-based Compensation (Tables)
6 Months Ended
Jul. 02, 2022
Notes Tables  
Schedule of Nonvested Restricted Stock Units Activity [Table Text Block]
  

Number of

Time-Based

Restricted

Stock Units

  

Weighted

Average

Grant Date Fair

Value per Share

Outstanding non-vested at January 1, 2022

  420,628  $2.69

Granted

  50,000  $6.71

Vested

  (88,175

)

 $2.85

Forfeited or expired

  (63,258

)

 $1.87

Outstanding non-vested at July 2, 2022

  319,195  $3.44
  

Number of

Performance-Based

Restricted

Stock Units

  

Weighted

Average

Grant Date Fair

Value per Share

Outstanding non-vested at January 1, 2022

  125,000  $3.26

Granted

  100,000  $6.15

Vested

  (125,000

)

 $3.26

Forfeited or expired

  -   -

Outstanding non-vested at July 2, 2022

  100,000  $6.15