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Restructuring - Additional Information (Details) - USD ($) $ in Millions | Feb. 20, 2023 | Mar. 31, 2023 | Dec. 31, 2022
--- | --- | --- | ---
Restructuring Cost And Reserve [Line Items] |  |  |
Total expenses |  | $ 26 |
Estimated restructuring and related cost |  | 140 |
Accounts Payable and Accrued Liabilites |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Accrued restructuring liability |  | 12 |
The Plan [Member] |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Total expenses |  | 26 |
Accrued restructuring liability |  | 3 | $ 8
The Plan [Member] | Severance Charges |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Accrued restructuring liability |  | $ 3 | $ 4
Two-Year Strategic Transformation Restructuring Program |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Restructuring activities, Description | On February 20, 2023, the Company approved a two-year strategic transformation restructuring program (the “Transformation Program”) intended to accelerate the Company’s back-office infrastructure into the cloud and transform its operating model leveraging technology in order to reduce its overall future costs. The Transformation Program includes process and system optimization, third party costs associated with technology infrastructure transformation, and elimination of full-time positions. |  |
Restructuring activities, initiation date | Feb. 20, 2023 |  |
Restructuring charges | $ 140 |  |
Restructuring activities estimated completion period | 2 years |  |
Restructuring activities estimated annual savings | $ 100 |  |
Two-Year Strategic Transformation Restructuring Program | Severance Charges | Minimum |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Estimated restructuring and related cost | 20 |  |
Two-Year Strategic Transformation Restructuring Program | Severance Charges | Maximum |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Estimated restructuring and related cost | 30 |  |
Two-Year Strategic Transformation Restructuring Program | Other Restructuring Charges | Minimum |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Estimated restructuring and related cost | 100 |  |
Two-Year Strategic Transformation Restructuring Program | Other Restructuring Charges | Maximum |  |  |
Restructuring Cost And Reserve [Line Items] |  |  |
Estimated restructuring and related cost | $ 120 |  |

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