Subsidiaries - Summary of Goodwill Arising from Acquisition (Parenthetical) (Detail)	Jul. 01, 2020
IISI and its Subsidiaries [Member]
Disclosure Of Business Combinations [Line Items]
Percentage of noncontrolling interest in identifiable net assets	48.46%

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

No definition available.

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