v3.25.2
Capital Ratios (Details) - USD ($)
$ in Thousands
Jun. 30, 2025
Dec. 31, 2024
Jan. 01, 2019
Regulatory Matters      
Minimum capital required, Capital Amount $ 3,539,232 $ 2,522,926  
Capital conversion buffer common equity Tier 1 of risk-weighted assets (as a percent)     2.50%
Additional reserve for unfunded commitments 64,700    
Retained earnings 2,240,470 2,046,809  
Common equity Tier 1 to risk-weighted assets      
Actual, Capital Amount $ 5,669,247 $ 4,547,314  
Actual, Ratio (as a percent) 11.21% 12.62%  
Minimum capital required, Capital Amount $ 4,297,638 $ 3,063,552  
Minimum capital required, Ratio (as a percent) 0.07% 7.00%  
Required to be considered well capitalized, Capital Amount $ 3,286,429 $ 2,342,717  
Required to be considered well capitalized, Ratio (as a percent) 0.065% 0.065%  
Tier I capital to risk-weighted assets      
Actual, Capital Amount $ 5,669,247 $ 4,547,314  
Actual, Ratio (as a percent) 0.1121 0.1262  
Minimum capital required, Capital Amount $ 4,297,638 $ 3,063,552  
Minimum capital required, Ratio (as a percent) 0.085 0.085  
Required to be considered well capitalized, Capital Amount $ 4,044,836 $ 2,883,343  
Required to be considered well capitalized, Ratio (as a percent) 0.08 0.08  
Total capital to risk-weighted assets      
Actual, Capital Amount $ 7,329,555 $ 5,391,194  
Actual, Ratio (as a percent) 0.145 0.1496  
Minimum capital required, Capital Amount $ 5,308,847 $ 3,784,388  
Minimum capital required, Ratio (as a percent) 0.105 0.105  
Required to be considered well capitalized, Capital Amount $ 5,056,045 $ 3,604,179  
Required to be considered well capitalized, Ratio (as a percent) 0.10 0.10  
Tier I capital to average assets (leverage ratio)      
Actual, Capital Amount $ 5,669,247 $ 4,547,314  
Actual, Ratio (as a percent) 0.0921 0.1004  
Minimum capital required, Capital Amount $ 2,462,611 $ 1,810,985  
Minimum capital required, Ratio (as a percent) 0.04 0.04  
Required to be considered well capitalized, Capital Amount $ 3,078,264 $ 2,263,732  
Required to be considered well capitalized, Ratio (as a percent) 0.05 0.05  
SouthState Bank (the Bank)      
Regulatory Matters      
Minimum capital required, Capital Amount $ 3,535,258 $ 2,520,065  
Common equity Tier 1 to risk-weighted assets      
Actual, Capital Amount $ 6,252,052 $ 4,817,945  
Actual, Ratio (as a percent) 12.38% 13.38%  
Minimum capital required, Capital Amount $ 4,292,813 $ 3,060,079  
Minimum capital required, Ratio (as a percent) 0.07% 7.00%  
Required to be considered well capitalized, Capital Amount $ 3,282,740 $ 2,340,060  
Required to be considered well capitalized, Ratio (as a percent) 0.065% 0.065%  
Tier I capital to risk-weighted assets      
Actual, Capital Amount $ 6,252,052 $ 4,817,945  
Actual, Ratio (as a percent) 0.1238 0.1338  
Minimum capital required, Capital Amount $ 4,292,813 $ 3,060,079  
Minimum capital required, Ratio (as a percent) 0.085 0.085  
Required to be considered well capitalized, Capital Amount $ 4,040,295 $ 2,880,074  
Required to be considered well capitalized, Ratio (as a percent) 0.08 0.08  
Total capital to risk-weighted assets      
Actual, Capital Amount $ 6,851,759 $ 5,271,725  
Actual, Ratio (as a percent) 0.1357 0.1464  
Minimum capital required, Capital Amount $ 5,302,887 $ 3,780,097  
Minimum capital required, Ratio (as a percent) 0.105 0.105  
Required to be considered well capitalized, Capital Amount $ 5,050,369 $ 3,600,093  
Required to be considered well capitalized, Ratio (as a percent) 0.10 0.10  
Tier I capital to average assets (leverage ratio)      
Actual, Capital Amount $ 6,252,052 $ 4,817,945  
Actual, Ratio (as a percent) 0.1016 0.1064  
Minimum capital required, Capital Amount $ 2,461,627 $ 1,810,497  
Minimum capital required, Ratio (as a percent) 0.04 0.04  
Required to be considered well capitalized, Capital Amount $ 3,077,034 $ 2,263,121  
Required to be considered well capitalized, Ratio (as a percent) 0.05 0.05  
Minimum      
Common equity Tier 1 to risk-weighted assets      
Actual, Ratio (as a percent) 4.50%    
Tier I capital to risk-weighted assets      
Minimum capital required, Ratio (as a percent) 0.06    
Total capital to risk-weighted assets      
Actual, Ratio (as a percent) 0.04    
Tier I capital to average assets (leverage ratio)      
Actual, Ratio (as a percent) 0.08