v3.23.1
Goodwill and intangible assets - Schedule of Finite Lived Intangible Assets Future Amortization Expense (Details) - USD ($)
$ in Thousands
Sep. 30, 2022
Sep. 30, 2021
Goodwill and Intangible Assets Disclosure [Abstract]    
2023 $ 5,255  
2024 5,170  
2025 4,920  
2026 4,870  
2027 4,320  
Thereafter 35,203  
Net book value $ 59,738 $ 18,262