Revenue from Contracts with Customers - Contract Liability (Details) - USD ($) $ in Thousands |
3 Months Ended | |
|---|---|---|
Dec. 31, 2024 |
Dec. 31, 2023 |
|
| Nonrelated Party | ||
| Contract With Customer, Liability [Roll Forward] | ||
| Deferred revenue, beginning of period | $ 274,499 | $ 273,164 |
| Additions | 342,560 | 215,742 |
| Revenue recognized related to amounts that were included in beginning balance of deferred revenue | (44,324) | (106,074) |
| Deferred revenue, end of period | 572,735 | 382,832 |
| Related Party | ||
| Contract With Customer, Liability [Roll Forward] | ||
| Deferred revenue, beginning of period | 38,162 | 110,274 |
| Additions | 2,351 | 209,018 |
| Revenue recognized related to amounts that were included in beginning balance of deferred revenue | (7,344) | (61,060) |
| Deferred revenue, end of period | $ 33,169 | $ 258,232 |