| Other Balance Sheet Components - Schedule of Deferred Contract Costs (Details) - USD ($) $ in Thousands | Sep. 30, 2024 | Sep. 30, 2023 | 
|---|---|---|
| Receivables [Abstract] | ||
| Deferred contract costs | $ 94,253 | $ 77,597 | 
| Accumulated amortization | (34,821) | (32,225) | 
| Total deferred contract costs, net | $ 59,432 | $ 45,372 | 
| X | ||||||||||
| 
- Definition Amount of accumulated amortization of asset recognized from cost incurred to obtain or fulfill contract with customer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef 
 | 
| X | ||||||||||
| 
- Definition Amount, before accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer. Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef 
 | 
| X | ||||||||||
| 
- Definition Amount, after accumulated amortization and accumulated impairment loss, of asset recognized from cost incurred to obtain or fulfill contract with customer. Reference 1: http://www.xbrl.org/2003/role/disclosureRef 
 | 
| X | ||||||||||
| 
- References No definition available. 
 |