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Dividends - Summary of Quarterly Dividend Calendar (Detail)
 6 Months Ended
Jun. 30, 2021
Quarterly Dividend For Q2 2021 [member]  
Disclosure of Dividends [Line Items]  
Announcement Date Jul. 22, 2021
Ex-Dividend Date Aug. 05, 2021
Record Date Aug. 06, 2021
Payment Date Sep. 08, 2021
Quarterly Dividend For Q3 2021 [member]  
Disclosure of Dividends [Line Items]  
Announcement Date Oct. 21, 2021
Ex-Dividend Date Nov. 04, 2021
Record Date Nov. 05, 2021
Payment Date Dec. 01, 2021