Commitments and Contingencies - Additional Information (Details) - USD ($) |
3 Months Ended | ||
|---|---|---|---|
Dec. 31, 2019 |
Dec. 31, 2021 |
Jan. 17, 2020 |
|
| Loss Contingencies [Line Items] | |||
| Commitments due within three years | $ 2,700,000,000 | ||
| Indemnification Agreement | |||
| Loss Contingencies [Line Items] | |||
| Liabilities recorded | $ 0 | ||
| Securities Class Actions | |||
| Loss Contingencies [Line Items] | |||
| Legal expense, net of amounts directly covered by insurance | $ 100,000,000.0 | ||
| Securities Class Actions | Pending Litigation | |||
| Loss Contingencies [Line Items] | |||
| Loss contingency, expected settlement amount | $ 187,500,000 |