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Note 12 - Segment Information (Tables)
3 Months Ended
Dec. 31, 2024
Notes Tables  
Schedule of Segment Reporting Information, by Segment [Table Text Block]
  

Three Months Ended

 
  

December 31, 2024

  

December 31, 2023

 

Revenue:

        

Smart Water

 $7,288  $4,234 

Energy Solutions

  24,282   39,911 

Intelligent Industrial

  5,577   5,813 

Corporate

  76   74 

Total

 $37,223  $50,032 
         

Income (loss) from operations:

        

Smart Water

 $370  $1,095 

Energy Solutions

  13,282   15,068 

Intelligent Industrial

  (940)  (191)

Corporate

  (4,877)  (3,135)

Total

 $7,835  $12,837