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Income Taxes - Effective Income Tax Rate In Percentage (Details) | 3 Months Ended | 6 Months Ended
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Jun. 30, 2024 | Jun. 30, 2023 | Jun. 30, 2024 | Jun. 30, 2023
Reconciliation between the U.S. corporate income tax rate and the effective income tax rate |  |  |  |
U.S. corporate income tax rate (as a percent) | 21.00% | 21.00% | 21.00% | 21.00%
Dividends received deduction (as a percent) | (4.00%) | (4.00%) | (4.00%) | (16.00%)
Tax credits (as a percent) | (4.00%) | (4.00%) | (3.00%) | (12.00%)
Impact of equity method presentation (as a percent) | (1.00%) | (2.00%) | (1.00%) | (6.00%)
Interest exclusion from taxable income (as a percent) | (1.00%) | (1.00%) | (1.00%) | (5.00%)
Employee compensation (as a precent) |  |  |  | (3.00%)
Local country permanent tax adjustments (as a percent) |  |  |  | (2.00%)
Foreign currency inflation (as a percent) |  | (1.00%) |  | (2.00%)
Low income housing tax credit amortization (as a percent) | 2.00% | 2.00% | 2.00% | 8.00%
Global Intangible Low-Taxed Income (as a percent) |  |  |  | 5.00%
State income taxes (as a percent) | 4.00% | 1.00% | 2.00% | 2.00%
Valuation allowance (as a percent) | 3.00% | 1.00% | 1.00% | 1.00%
Foreign country statutory rate differential (as a percent) |  |  |  | 1.00%
Effective income tax rate (as a percent) | 20.00% | 13.00% | 17.00% | (8.00%)

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- Definition Percentage of the difference between reported income tax expense (benefit) and expected income tax expense (benefit) computed by applying the domestic federal statutory income tax rates to pretax income (loss) from continuing operations applicable to statutory income tax expense (benefit) outside of the country of domicile. + References Reference 1: http://www.xbrl.org/2003/role/exampleRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 55 -Paragraph 231 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482663/740-10-55-231 Reference 2: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Subparagraph (b)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12 Reference 3: http://www.xbrl.org/2003/role/disclosureRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12A -Subparagraph (a)(2) -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12A Reference 4: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 12 -Publisher FASB -URI https://asc.fasb.org/1943274/2147482685/740-10-50-12 Reference 5: http://www.xbrl.org/2009/role/commonPracticeRef -Topic 235 -SubTopic 10 -Name Accounting Standards Codification -Section S99 -Paragraph 1 -Subparagraph (SX 210.4-08(h)(2)) -Publisher FASB -URI https://asc.fasb.org/1943274/2147480678/235-10-S99-1 + Details
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