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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 | 9 Months Ended
--- | --- | ---
Sep. 30, 2021 | Sep. 30, 2020 | Sep. 30, 2021 | Sep. 30, 2020
Effective Income Tax Rate Reconciliation, Amount [Abstract] |  |  |  |
Earnings (loss) from continuing operations before income taxes (“EBT”) | $ 267 | $ 40 | $ 890 | $ (5)
Income taxes at statutory rate | 56 | 8 | 187 | (1)
Effect of a sale of subsidiaries | 0 | (73) | 0 | (73)
Effect of stock-based compensation | (2) | 0 | (12) | (3)
Effect of ESOP dividend paid deduction | (2) | (1) | (10) | (1)
Effect of tax exempt interest | (2) | (2) | (6) | (7)
Effect of dividends received deduction | 0 | (1) | (1) | (2)
Effect of foreign operations | 2 | (4) | 0 | (3)
Effect of prior year income taxes | (1) | 1 | (1) | 1
Effect of nondeductible expenses | 2 | 1 | 6 | 3
Effect of change in valuation allowance | (2) | 20 | 1 | 31
Effect of other income | (3) | 3 | 0 | 3
Provision for income taxes as shown on the Statement of Earnings | $ 48 | $ (48) | $ 164 | $ (52)
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 sale of subsidiaries as a percentage of EBT | 0.00% | (183.00%) | 0.00% | 1460.00%
Effect of stock-based compensation as a percentage of EBT | (1.00%) | 0.00% | (1.00%) | 60.00%
Effect of ESOP dividend paid deduction as a percentage of EBT | (1.00%) | (3.00%) | (1.00%) | 20.00%
Effect of tax exempt interest as a percentage of EBT | (1.00%) | (5.00%) | (1.00%) | 140.00%
Effect of dividends received deduction as a percentage of EBT | 0.00% | (3.00%) | 0.00% | 40.00%
Effect of foreign operations as a percentage of EBT | 1.00% | (10.00%) | 0.00% | 60.00%
Effect of prior year income taxes as a percentage of EBT | 0.00% | 3.00% | 0.00% | (20.00%)
Effect of nondeductible expenses as a percentage of EBT | 1.00% | 3.00% | 1.00% | (60.00%)
Effect of change in valuation allowance as a percentage of EBT | (1.00%) | 50.00% | 0.00% | (620.00%)
Effect of other income tax reconciliation as a percentage of EBT | (1.00%) | 7.00% | (1.00%) | (61.00%)
Provision for income taxes as shown on the Statement of Earnings as a percentage of EBT | 18.00% | (120.00%) | 18.00% | 1040.00%

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