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Income Taxes - Effective Tax Rate Reconciliation (Details) | 12 Months Ended
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Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Income Tax Disclosure [Abstract] |  |  |
Statutory income tax rate | 21.00% | 21.00% | 21.00%
State income taxes, net of federal tax benefit | 3.70% | 3.20% | 4.10%
Legal charges | 0.00% | 3.40% | 0.00%
Basis difference upon disposition of subsidiary | 0.00% | 1.60% | 0.00%
Prior year refunds and unrecognized tax benefits | 0.00% | (2.60%) | (1.20%)
Other | 0.40% | (0.70%) | 0.30%
Effective income tax rate | 25.10% | 25.90% | 24.20%

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- Definition Percentage of current income tax expense (benefit) and deferred income tax expense (benefit) pertaining to continuing operations. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -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 + Details
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