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Business Segments - Additional Information (Detail) - Payment Services [Member] - USD ($)
$ in Billions
12 Months Ended
Dec. 31, 2021
Dec. 31, 2020
Rewards and Rebate Costs and Certain Partner Payments Included in Noninterest Income $ 2.5 $ 2.1
Revenue generated from certain contracts with customers included in non-interest income $ 7.5 $ 6.9