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v3.23.3

Restructuring and Other Costs, Before Tax (Details) - USD ($) $ in Millions | 3 Months Ended | 9 Months Ended | 39 Months Ended
--- | --- | --- | ---
Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023 | Sep. 30, 2022 | Sep. 30, 2023
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring and other costs | $ 1 | $ 3 | $ 4 | $ 10 |
Hartford Next Program |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Payments for Restructuring |  |  | (10) | (21) |
Hartford Next Program | Other liabilities |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring Reserve, Beginning Balance |  |  | 7 | 18 |
Restructuring Reserve, Ending Balance | 1 | 7 | 1 | 7 | $ 1
Employee Severance | Hartford Next Program |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Payments for Restructuring |  |  | (1) | (4) |
Employee Severance | Hartford Next Program | Other liabilities |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring Reserve, Beginning Balance |  |  | 7 | 18 |
Restructuring Reserve, Ending Balance | 1 | 7 | 1 | 7 | 1
Information Technology | Hartford Next Program |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Payments for Restructuring |  |  | (4) | (6) |
Information Technology | Hartford Next Program | Other liabilities |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring Reserve, Beginning Balance |  |  | 0 | 0 |
Restructuring Reserve, Ending Balance | 0 | 0 | 0 | 0 | 0
Professional fees and other expenses | Hartford Next Program |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Payments for Restructuring |  |  | (5) | (11) |
Professional fees and other expenses | Hartford Next Program | Other liabilities |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring Reserve, Beginning Balance |  |  | 0 | 0 |
Restructuring Reserve, Ending Balance | 0 | 0 | 0 | 0 | 0
Other Operating Income (Expense) [Member] | Hartford Next Program |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring and other costs | 1 | 3 | 4 | 10 | 123
Restructuring and Related Cost, Expected Cost | 130 |  | 130 |  | 130
Other Operating Income (Expense) [Member] | Employee Severance | Hartford Next Program |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring and other costs | (2) | 0 | (5) | (7) | 36
Restructuring and Related Cost, Expected Cost | 36 |  | 36 |  | 36
Other Operating Income (Expense) [Member] | Information Technology | Hartford Next Program |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring and other costs | 2 | 1 | 4 | 6 | 24
Restructuring and Related Cost, Expected Cost | 24 |  | 24 |  | 24
Other Operating Income (Expense) [Member] | Professional fees and other expenses | Hartford Next Program |  |  |  |  |
Restructuring Cost and Reserve [Line Items] |  |  |  |  |
Restructuring and other costs | 1 | $ 2 | 5 | $ 11 | 63
Restructuring and Related Cost, Expected Cost | $ 70 |  | $ 70 |  | $ 70

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