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Note 7 - Revenue (Tables)
9 Months Ended
Jun. 30, 2022
Notes Tables  
Disaggregation of Revenue [Table Text Block]
  

Three Months Ended June 30,

  

Nine Months Ended June 30,

 

(In thousands)

 

2022

  

2021

  

2022

  

2021

 

United States

 $68,788  $35,810  $170,010  $89,586 

All other countries

  2,462   2,925   5,844   5,933 

Total Net Sales

 $71,250  $38,735  $175,854  $95,519 
  

Three Months Ended June 30,

  

Nine Months Ended June 30,

 
  

2022

  

2021

  

2022

  

2021

 

Broadband service providers

  99%  98%  99%  98%

Legacy customers

  1%  2%  1%  2%

Total Net Sales

  100%  100%  100%  100%