Derivative Financial Instruments (AOCI Related to Cash Flow Hedges) (Narrative) (Detail) $ in Millions	6 Months Ended
Jun. 30, 2023 USD ($)
Derivative Instruments, Gain (Loss) [Line Items]
Unamortized balance	$ 1.4
Maximum length of time over which forecasted transactions are hedged	4 years 8 months 12 days
Cash Flow Hedging
Derivative Instruments, Gain (Loss) [Line Items]
Estimate of amount to be reclassified from AOCL	$ 0.2
Remaining unamortized gain (loss) on termination of cash flow hedges	(0.2)
Cash Flow Hedging \| Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Estimate of amount to be reclassified from AOCL	$ 34.4

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 10
-Name Accounting Standards Codification
-Section 50
-Paragraph 4E
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The estimated value of gains (losses), net anticipated to be transferred in the future from accumulated other comprehensive income into earnings.

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Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Topic 815
-SubTopic 30
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- Definition

The net gain (loss) included in earnings for the period relating to components of the gain (loss) on interest rate cash flow hedging instruments excluded from the assessment of fair value hedge effectiveness.

+ References

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The estimated net amount of unrealized gains or losses on interest rate cash flow hedges as of the balance sheet date expected to be reclassified to earnings within the next twelve months.

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Maximum length of time over which the entity is hedging its exposure to the variability in future cash flows for forecasted transactions, excluding those forecasted transactions related to the payment of variable interest on existing financial instruments, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

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