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v3.21.2

Recently Adopted Accounting Pronouncements - Additional Information (Detail) | 6 Months Ended
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Jun. 30, 2021
Accounting Changes And Error Corrections [Abstract] |
Accounting Standards Update [Extensible List] | us-gaap:AccountingStandardsUpdate201912Member
Change in accounting principle, accounting standards update, adopted [true false] | true
Change in accounting principle, accounting standards update, adoption date | Jan. 01, 2021
Change in accounting principle, accounting standards update, immaterial effect [true false] | true

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