Annual report pursuant to Section 13 and 15(d)

Note 7 - Concentrations - Disaggregation of Revenue (Details)

v3.22.2.2
Note 7 - Concentrations - Disaggregation of Revenue (Details) - USD ($)
$ in Thousands
12 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2020
Total Net Sales $ 270,883 $ 140,755 $ 93,075
Percent of net sales 100.00% 100.00% 100.00%
Broadband Service Providers [Member]      
Percent of net sales 99.00% 98.00% 96.00%
Legacy Customers [Member]      
Percent of net sales 1.00% 2.00% 4.00%
Revenue Benchmark [Member] | Geographic Concentration Risk [Member] | UNITED STATES      
Total Net Sales $ 255,607 $ 131,285 $ 89,022
Revenue Benchmark [Member] | Geographic Concentration Risk [Member] | Non-US [Member]      
Total Net Sales $ 15,276 $ 9,470 $ 4,053