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Note 3 - Restructuring and Other Charges (Tables)
6 Months Ended
Jun. 30, 2021
Notes Tables  
Schedule of Restructuring Reserve by Type of Cost [Table Text Block]
  

EMS Facility

Consolidation

  

CFO

Retirement

  

Total

 

Balance - January 1, 2021

 $340  $-  $340 

Accruals for severance

  -   120   120 

Accruals for other costs associated with facility consolidation

  132   -   132 

Cash payments

  (250

)

  -   (250

)

Balance – June 30, 2021

 $222  $120  $342