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CAPITAL RATIOS AND SHAREHOLDERS' EQUITY - Actual and Required Capital Ratios (Details) | Jun. 30, 2019 | Dec. 31, 2018
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Tier 1 capital to risk-weighted assets |  |
Total capital to risk-weighted assets | 13.93% | 14.23%
Common equity tier 1 capital to risk-weighted assets | 11.57% | 11.80%
Tier 1 capital to risk-weighted assets | 12.42% | 12.68%
Tier 1 capital to average assets | 8.57% | 8.53%
Bank |  |
Tier 1 capital to risk-weighted assets |  |
Total capital to risk-weighted assets | 13.42% | 13.82%
Common equity tier 1 capital to risk-weighted assets | 12.60% | 12.99%
Tier 1 capital to risk-weighted assets | 12.60% | 12.99%
Tier 1 capital to average assets | 8.69% | 8.74%
Regulatory minimum to be well capitalized, Total capital to risk weighted assets | 10.00% | 10.00%
Regulatory minimum to be well capitalized, Common Equity Tier 1 Capital to risk weighted assets | 6.50% | 6.50%
Regulatory minimum to be well capitalized, Tier 1 capital to risk weighted assets | 8.00% | 8.00%
Regulatory minimum to be well capitalized, Tier 1 capital to average assets | 5.00% | 5.00%

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