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Subsequent Events (Details) - Subsequent Event - USD ($) $ / shares in Units, $ in Thousands | Jul. 31, 2024 | Jul. 01, 2024
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Subsequent Event [Line Items] |  |
Cash proceeds to Renasant Bank |  | $ 56,390
Estimated after-tax impact to earnings |  | $ 36,400
Public Offering of Common Stock |  |
Subsequent Event [Line Items] |  |
public offering of an aggregate of common share (in shares) | 7,187,500 |
Public offering of an aggregate (in usd per share) | $ 32.00 |
Additional shares of common stock upon exercise | 937,500 |
Aggregate gross proceeds | $ 230,000 |
Proceeds after deducting underwriting expenses and other estimated offering expenses | $ 217,000 |

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