v3.26.1
Party-In-Interest Transactions (Details) - Trustmark 401(k) Plan [Member] - USD ($)
 12 Months Ended
Dec. 31, 2025
Dec. 31, 2024
Party-In-Interest Transactions [Abstract]    
Dividends received (in Dollars) $ 433,912 $ 494,211
Value of shares held by the Plan (in Dollars) $ 432,183,469 $ 393,989,201
Common Stock [Member]    
Party-In-Interest Transactions [Abstract]    
Number of shares held by the Plan (in Shares) 422,930 491,661
Value of shares held by the Plan (in Dollars) $ 16,473,118 $ 17,390,020
Number of shares purchased by the Plan (in Shares) 12,238 17,579
Number of shares sold by the Plan (in Shares) 80,968 111,382