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v3.19.1

Risk and Capital Management - Summary of Risk-Weighted Assets of Market Risk (RWAMINT) (Parenthetical) (Detail) | 12 Months Ended
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Dec. 31, 2018
Disclosure of risk management strategy related to hedge accounting [abstract] |
Maximum saving possibility of standard model | 20.00%

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- Definition Maximum saving possibility of standard model for calculating market risk weighted-assets. + References No definition available. + Details
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