External Debt and Financing Arrangements - Components of Long-Term Debt (Parenthetical) (Detail) - Senior Notes [Member]	12 Months Ended
Dec. 31, 2021
Minimum [Member]
Debt Instrument [Line Items]
Notes maturity year	2023
Maximum [Member]
Debt Instrument [Line Items]
Notes maturity year	2029

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.

No definition available.

Name:	us-gaap_DebtInstrumentLineItems
Namespace Prefix:	us-gaap_
Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration