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Income Taxes - Additional information (Detail) - USD ($) $ in Millions | 1 Months Ended | 3 Months Ended | 12 Months Ended
--- | --- | --- | ---
Oct. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2023 | Dec. 31, 2022 | Dec. 31, 2021
Income Taxes |  |  |  |  |
Income tax expense at U.S. federal statutory rate |  |  | 21.00% | 21.00% | 21.00%
Equity in net losses of unconsolidated entities |  |  | $ 60.0 | $ 67.0 | $ 36.0
Permanent differences increase (decrease) |  |  | 34.0 | 14.0 | 2.0
Reduction in provision for income taxes due to tax audit settlements |  |  | 5.0 | 6.0 | 13.0
Reduction in provision for income taxes due to state net operating losses and credits |  |  | 20.0 | 8.0 | 15.0
Excess tax benefits associated with equity-based compensation |  |  | 14.0 | 17.0 | 18.0
Increase (decrease) in provision for income taxes due to impairments |  |  | 50.0 |  |
Low income housing investments [Member] |  |  |  |  |
Income Taxes |  |  |  |  |
Equity in net losses of unconsolidated entities |  |  | 66.0 | 65.0 | 51.0
Income tax benefit from low-income housing investments |  |  | 108.0 | 99.0 | 74.0
Interest expense |  |  | $ 15.0 | $ 14.0 | $ 9.0
Consideration for investment | $ 260.0 |  |  |  |
Investment cash payment | 20.0 |  |  |  |
Interest payable | 57.0 |  |  |  |
Increase (decrease) investments in unconsolidated entities | $ 203.0 |  |  |  |
2017 Audit [Member] |  |  |  |  |
Income Taxes |  |  |  |  |
Income tax deposit paid |  | $ 103.0 |  |  |

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- Definition Amount of tax benefit for recognition of expense of award under share-based payment arrangement. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 718 -SubTopic 10 -Name Accounting Standards Codification -Section 50 -Paragraph 2 -Subparagraph (h)(1)(i) -Publisher FASB -URI https://asc.fasb.org//1943274/2147480429/718-10-50-2 + Details
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- Definition The value of the noncash (or part noncash) consideration given (for example, liability, equity) in a transaction. Noncash is defined as transactions during a period that do not result in cash receipts or cash payments in the period. "Part noncash" refers to that portion of a transaction not resulting in cash receipts or cash payments in the period. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 4 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482913/230-10-50-4 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 3 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482913/230-10-50-3 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 50 -Paragraph 5 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482913/230-10-50-5 + Details
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- Definition The cash outflow associated with the purchase of or advances to an equity method investments, which are investments in joint ventures and entities in which the entity has an equity ownership interest normally of 20 to 50 percent and exercises significant influence. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 13 -Subparagraph (b) -Publisher FASB -URI https://asc.fasb.org//1943274/2147482740/230-10-45-13 + Details
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- Definition Amount of increase (decrease) to previously recorded tax expense. Includes, but is not limited to, significant settlements of income tax disputes, and unusual tax positions or infrequent actions taken by the entity, including tax assessment reversal, and IRS tax settlement. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 25 -Paragraph 8 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482620/740-10-25-8 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Topic 740 -SubTopic 10 -Name Accounting Standards Codification -Section 25 -Paragraph 10 -Publisher FASB -URI https://asc.fasb.org//1943274/2147482620/740-10-25-10 + Details
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