Long-Term Debt - Carrying Value of Long Term Debt Instruments (Parenthetical) (Detail)	Sep. 17, 2020
4.90% Senior notes [Member]
Disclosure of detailed information about borrowings [Line Items]
Number of basis points	4.90%

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

No definition available.

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Data Type:	xbrli:stringItemType
Balance Type:	na
Period Type:	duration