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Capital Requirements - General Information (Details)
12 Months Ended
Mar. 27, 2020
Dec. 31, 2023
Dec. 31, 2022
Dec. 31, 2021
Capital Requirements        
Period to delay the estimated impact of the adoption of the CECL Standard to regulatory capital as the company elected the option 2 years     2 years
Addition period for transition 3 years      
Percentage of adjustment to regulatory capital deferred until phase in period of adoption of CECL Standard       25.00%
Capital conservation buffer (as a percent)   2.50% 0.025%  
2022        
Capital Requirements        
Percentage of impact on allowances for credit losses on delayed adoption of CECL standard   75.00%    
2023        
Capital Requirements        
Percentage of impact on allowances for credit losses on delayed adoption of CECL standard   50.00%    
2024        
Capital Requirements        
Percentage of impact on allowances for credit losses on delayed adoption of CECL standard   25.00%    
HBC        
Capital Requirements        
Capital conservation buffer (as a percent)   2.50% 2.50%