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REGULATORY MATTERS - Capital and Capital Ratio Information (Details) $ in Millions | Dec. 31, 2023 USD ($) | Dec. 31, 2022 USD ($)
--- | --- | ---
Common Equity Tier 1 to Risk-Weighted Assets (Amount) |  |
Actual | $ 18,358 | $ 18,574
Required Minimum Capital | $ 14,671 | $ 14,633
Common Equity Tier 1 to Risk-Weighted Assets (Ratio) |  |
Actual | 0.106 | 0.100
Required Minimum Capital | 8.50% | 7.90%
Tier 1 Capital to Risk-Weighted Assets (Amount) |  |
Actual | $ 20,372 | $ 20,588
Required Minimum Capital | $ 17,260 | $ 17,411
Tier 1 Capital to Risk-Weighted Assets (Ratio) |  |
Actual | 0.118 | 0.111
Required Minimum Capital | 0.100 | 0.094
Total Capital to Risk-Weighted Assets (Amount) |  |
Actual | $ 23,608 | $ 23,755
Required Minimum Capital | $ 20,712 | $ 21,116
Total Capital to Risk-Weighted Assets (Ratio) |  |
Actual | 0.137 | 0.128
Required Minimum Capital | 0.120 | 0.114
Tier 1 Capital to Average Assets (Leverage) (Amount) |  |
Actual | $ 20,372 | $ 20,588
Required Minimum Capital | $ 8,784 | $ 8,831
Tier 1 Capital to Average Assets (Leverage) (Ratio) |  |
Actual | 0.093 | 0.093
Required Minimum Capital | 0.040 | 0.040
Stress capital buffer | 4.00% | 4.00%
CBNA |  |
Common Equity Tier 1 to Risk-Weighted Assets (Amount) |  |
Actual | $ 19,411 | $ 20,669
Required Minimum Capital | $ 12,047 | $ 12,935
Common Equity Tier 1 to Risk-Weighted Assets (Ratio) |  |
Actual | 0.113 | 0.112
Required Minimum Capital | 7.00% | 7.00%
Tier 1 Capital to Risk-Weighted Assets (Amount) |  |
Actual | $ 19,411 | $ 20,669
Required Minimum Capital | $ 14,628 | $ 15,706
Tier 1 Capital to Risk-Weighted Assets (Ratio) |  |
Actual | 0.113 | 0.112
Required Minimum Capital | 0.085 | 0.085
Total Capital to Risk-Weighted Assets (Amount) |  |
Actual | $ 22,453 | $ 23,534
Required Minimum Capital | $ 18,070 | $ 19,402
Total Capital to Risk-Weighted Assets (Ratio) |  |
Actual | 0.130 | 0.127
Required Minimum Capital | 0.105 | 0.105
Tier 1 Capital to Average Assets (Leverage) (Amount) |  |
Actual | $ 19,411 | $ 20,669
Required Minimum Capital | $ 8,759 | $ 8,807
Tier 1 Capital to Average Assets (Leverage) (Ratio) |  |
Actual | 0.089 | 0.094
Required Minimum Capital | 0.040 | 0.040
Capital conservation buffer | 2.50% | 2.50%

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