Income Taxes - Schedule of Provision For Income Taxes (Details) - USD ($) $ in Millions |
6 Months Ended | 12 Months Ended | ||
|---|---|---|---|---|
Dec. 31, 2021 |
Jun. 30, 2021 |
Dec. 31, 2022 |
Dec. 31, 2020 |
|
| Current | ||||
| Federal | $ 17 | $ (10) | ||
| State | 3 | 5 | ||
| Foreign | 6 | 10 | ||
| Total current tax expense (benefit) | 26 | 5 | ||
| Deferred tax expense (benefit): | ||||
| Federal | 18 | |||
| State | 6 | |||
| Foreign | (1) | 2 | ||
| Total deferred tax (benefit) expense | (1) | 26 | ||
| Total income tax expense (benefit) | $ 25 | $ 31 | ||
| Alight Holdings | ||||
| Current | ||||
| Federal | $ 1 | |||
| Foreign | (5) | $ 9 | ||
| Total current tax expense (benefit) | (4) | 9 | ||
| Deferred tax expense (benefit): | ||||
| Federal | (1) | |||
| State | 1 | |||
| Foreign | (1) | |||
| Total deferred tax (benefit) expense | (1) | |||
| Total income tax expense (benefit) | $ (5) | $ 9 | ||