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Regulatory Matters (Details) | Jun. 30, 2019 | Dec. 31, 2018
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Regulatory Matters |  |
Common Equity Tier 1 required for capital adequacy purposes, ratio (as a percent) | 4.50% | 4.50%
Tier 1 required for capital adequacy purposes, ratio (as a percent) | 6.00% | 6.00%
Total capital required for capital adequacy purposes, ratio (as a percent) | 8.00% | 8.00%
Leverage required for capital adequacy purposes, ratio (as a percent) | 4.00% | 4.00%
Conservation Buffer Rule Starting January 2016 |  |
Regulatory Matters |  |
Capital conservation buffer annual increase (as a percent) | 0.625% |
Conservation Buffer Rule Subsequent to 2016 |  |
Regulatory Matters |  |
Capital conservation buffer annual increase (as a percent) | 0.625% |
Maximum | Conservation Buffer Rule |  |
Regulatory Matters |  |
Capital conservation buffer (as a percent) | 2.50% |

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- Definition The minimum amount of Common Equity Tier 1 Risk Based Capital ratio (Common Equity Tier 1 capital divided by risk weighted assets) required for capital adequacy purposes in the regulatory framework for prompt corrective action. + References No definition available. + Details
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