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Reconciliation of Federal Statutory Tax Rate to Effective Income Tax Rate (Detail)	3 Months Ended		6 Months Ended
	Jun. 30, 2024	Jun. 30, 2023	Jun. 30, 2024	Jun. 30, 2023
Income Tax Examination [Line Items]
Statutory U.S. federal income tax rate	21.00%	21.00%	21.00%	21.00%
Tax on income from terminated swaps	(0.20%)	3.40%	3.80%	3.60%
Non-deductible expenses	0.40%	0.70%	1.10%	0.80%
Other, net	1.20%	(0.20%)	0.00%	0.20%
Effective rate	22.40%	24.90%	25.90%	25.60%

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Effective income tax rate reconciliation swaps terminated prior to tax cuts and jobs act.

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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
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Percentage of domestic federal statutory tax rate applicable to pretax income (loss).

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 235
-SubTopic 10
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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 attributable to nondeductible expenses.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
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-Name Accounting Standards Codification
-Section 50
-Paragraph 12
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-URI https://asc.fasb.org//1943274/2147482685/740-10-50-12

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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 attributable to other adjustments.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Topic 740
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-Section 50
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