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Regulatory Matters - Capital and Risk-based Capital and Leverage Ratios (Details) $ in Thousands | Dec. 31, 2024 USD ($) | Dec. 31, 2023 USD ($)
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Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Tier 1 Capital to Average Assets (Leverage) - Amount | $ 110,325 |
Renasant Corporation |  |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Tier 1 Capital to Average Assets (Leverage) - Amount | $ 1,935,522 | $ 1,578,918
Tier 1 Capital to Average Assets (Leverage) - Ratio | 0.1134 | 0.0962
Common Equity Tier 1 Capital to Risk-Weighted Assets - Amount | $ 1,825,197 | $ 1,469,531
Common Equity Tier 1 Capital to Risk-Weighted Assets - Ratio | 12.73% | 10.52%
Tier 1 Capital to Risk-Weighted Assets - Amount | $ 1,935,522 | $ 1,578,918
Tier 1 Capital to Risk-Weighted Assets - Ratio | 0.1350 | 0.1130
Total Capital to Risk-Weighted Assets - Amount | $ 2,449,129 | $ 2,085,531
Total Capital to Risk-Weighted Assets - Ratio | 0.1708 | 0.1493
Renasant Bank |  |
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items] |  |
Tier 1 Capital to Average Assets (Leverage) - Amount | $ 1,843,123 | $ 1,714,965
Tier 1 Capital to Average Assets (Leverage) - Ratio | 0.1080 | 0.1045
Common Equity Tier 1 Capital to Risk-Weighted Assets - Amount | $ 1,843,123 | $ 1,714,965
Common Equity Tier 1 Capital to Risk-Weighted Assets - Ratio | 12.85% | 12.25%
Tier 1 Capital to Risk-Weighted Assets - Amount | $ 1,843,123 | $ 1,714,965
Tier 1 Capital to Risk-Weighted Assets - Ratio | 0.1285 | 0.1225
Total Capital to Risk-Weighted Assets - Amount | $ 2,022,737 | $ 1,888,104
Total Capital to Risk-Weighted Assets - Ratio | 0.1410 | 0.1349

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- Definition Amount of total capital as defined by regulatory framework. + References Reference 1: http://www.xbrl.org/2003/role/disclosureRef -Topic 942 -SubTopic 505 -Name Accounting Standards Codification -Section 50 -Paragraph 1 -Subparagraph (c)(1) -Publisher FASB -URI https://asc.fasb.org/1943274/2147477270/942-505-50-1 + Details
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