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Income Taxes - Reconciliation of income taxes at the statutory rate to the provision for income taxes (Details) - USD ($) $ in Millions | 3 Months Ended | 6 Months Ended
--- | --- | ---
Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Effective Income Tax Rate Reconciliation, Amount [Abstract] |  |  |  |
Earnings before income taxes (“EBT”) | $ 271 | $ 255 | $ 575 | $ 519
Income taxes at statutory rate | 57 | 54 | 121 | 109
Effect of ESOP dividend paid deduction | 0 | 0 | (2) | (3)
Effect of stock-based compensation | 0 | 0 | (2) | (2)
Effect of tax exempt interest | (1) | (1) | (2) | (2)
Effect of dividends received deduction | (1) | 0 | (1) | (1)
Effect of nondeductible expenses | 2 | 2 | 4 | 5
Effect of adjustment related to sale of subsidiary | 4 | 0 | 4 | 0
Effect of foreign operations | 0 | 2 | 0 | 4
Effect of other income | 1 | (2) | 2 | (3)
Provision for income taxes | $ 62 | $ 55 | $ 124 | $ 107
Effective Income Tax Rate Reconciliation, Percent [Abstract] |  |  |  |
Income taxes at statutory rate as a percentage of EBT | 21.00% | 21.00% | 21.00% | 21.00%
Effect of ESOP dividend paid deduction as a percentage of EBT | 0.00% | 0.00% | 0.00% | (1.00%)
Effect of stock-based compensation as a percentage of EBT | 0.00% | 0.00% | 0.00% | 0.00%
Effect of tax exempt interest as a percentage of EBT | 0.00% | 0.00% | (1.00%) | 0.00%
Effect of dividends received deduction as a percentage of EBT | 0.00% | 0.00% | 0.00% | 0.00%
Effect of nondeductible expenses as a percentage of EBT | 1.00% | 1.00% | 1.00% | 1.00%
Effect of adjustment related to sale of subsidiary as a percentage of EBT | 1.00% | 0.00% | 1.00% | 0.00%
Effect of foreign operations as a percentage of EBT | 0.00% | 1.00% | 0.00% | 1.00%
Effect of other income tax reconciliation as a percentage of EBT | 0.00% | (1.00%) | 0.00% | (1.00%)
Provision for income taxes as shown on the Statement of Earnings as a percentage of EBT | 23.00% | 22.00% | 22.00% | 21.00%

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