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Regulatory Matters (Details 1) - USD ($) $ in Thousands | Dec. 31, 2017 | Dec. 31, 2016
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Renasant Corporation |  |
Capital and risk-based capital and leverage ratios for the Company and for Renasant Bank |  |
Amount Included in Tier 1 Capital | $ 979,604 | $ 858,850
Tier 1 Capital to Average Assets (Leverage) (percent) | 10.18% | 10.59%
Common Equity Tier One Capital to Risk - Weighted Assets, amount | $ 896,733 | $ 766,560
Common Equity Tier One Capital to Risk - Weighted Assets (percent) | 11.34% | 11.47%
Tier 1 Capital to Risk -Weighted Assets, amount | $ 979,604 | $ 858,850
Tier 1 Capital to Risk - Weighted Assets (percent) | 12.39% | 12.86%
Total Capital to Risk - Weighted Assets, amount | $ 1,142,926 | $ 1,004,038
Total Capital to Risk - Weighted Assets (percent) | 14.46% | 15.03%
Renasant Bank |  |
Capital and risk-based capital and leverage ratios for the Company and for Renasant Bank |  |
Amount Included in Tier 1 Capital | $ 1,000,715 | $ 824,850
Tier 1 Capital to Average Assets (Leverage) (percent) | 10.42% | 10.20%
Common Equity Tier One Capital to Risk - Weighted Assets, amount | $ 1,000,715 | $ 824,850
Common Equity Tier One Capital to Risk - Weighted Assets (percent) | 12.69% | 12.38%
Tier 1 Capital to Risk -Weighted Assets, amount | $ 1,000,715 | $ 824,850
Tier 1 Capital to Risk - Weighted Assets (percent) | 12.69% | 12.38%
Total Capital to Risk - Weighted Assets, amount | $ 1,050,751 | $ 871,911
Total Capital to Risk - Weighted Assets (percent) | 13.32% | 13.09%

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