Annual report pursuant to Section 13 and 15(d)

Geographic Regions (Parenthetical) (Details)

v3.22.2.2
Geographic Regions (Parenthetical) (Details) - USD ($)
$ in Thousands
 12 Months Ended
Sep. 30, 2022
Sep. 30, 2021
Sep. 30, 2020
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net revenue $ 106,298 $ 85,205 $ 65,463
United States      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net revenue 89,197 58,937 48,089
United States | China Facility      
Revenues from External Customers and Long-Lived Assets [Line Items]      
Net revenue $ 22,700 $ 19,700 $ 14,900