Quarterly report pursuant to Section 13 or 15(d)

Note 7 - Revenue - Disaggregation of Revenue (Details)

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Note 7 - Revenue - Disaggregation of Revenue (Details) - USD ($)
$ in Thousands
3 Months Ended 9 Months Ended
Jun. 30, 2022
Jun. 30, 2021
Jun. 30, 2022
Jun. 30, 2021
Total Net Sales $ 71,250 $ 38,735 $ 175,854 $ 95,519
Percent of net sales 100.00% 100.00% 100.00% 100.00%
Broadband Service Providers [Member]        
Percent of net sales 99.00% 98.00% 99.00% 98.00%
Legacy Customers [Member]        
Percent of net sales 1.00% 2.00% 1.00% 2.00%
UNITED STATES        
Total Net Sales $ 68,788 $ 35,810 $ 170,010 $ 89,586
Non-US [Member]        
Total Net Sales $ 2,462 $ 2,925 $ 5,844 $ 5,933