Annual report pursuant to Section 13 and 15(d)

REGULATORY MATTERS (Schedule of Company and Bank's Actual Capital Amounts and Ratios) (Details)

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REGULATORY MATTERS (Schedule of Company and Bank's Actual Capital Amounts and Ratios) (Details)
$ in Thousands
Dec. 31, 2023
USD ($)
Dec. 31, 2022
USD ($)
Capital City Bank Group [Member]    
Actual [Abstract]    
Common Equity Tier 1 $ 373,206 $ 335,512
Tier 1 Capital 424,206 386,512
Total Capital 457,339 414,569
Tier 1 leverage $ 424,206 $ 386,512
Common Equity Tier 1, percent 0.1352 0.1238
Tier 1 Capital, percent 0.1537 0.1427
Total Capital, percent 0.1657 0.1530
Tier 1 Leverage, percent 0.1030 0.0891
Required for Capital Adequacy Purposes [Abstract]    
Common Equity Tier 1, Required for Capital $ 124,192 $ 121,918
Tier I Capital, Required for Capital 165,589 162,557
Total Capital, Required for Capital 220,785 216,743
Tier 1 Leverage, Required for Capital $ 164,691 $ 173,546
Common Equity Tier 1, Required for Capital, percent 0.0450 0.0450
Tier 1 Capital, Required for Capital, percent 0.0600 0.0600
Total Capital, Required for Capital, percent 0.0800 0.0800
Tier I Leverage, Required for Capital, percent 0.0400 0.0400
Capital City Bank [Member]    
Compliance with Regulatory Capital Requirements under Banking Regulations [Line Items]    
Statutory Amount Available for Dividend Payments without Regulatory Approval $ 44,400  
Actual [Abstract]    
Common Equity Tier 1 383,211 $ 358,882
Tier 1 Capital 383,211 358,882
Total Capital 416,343 386,067
Tier 1 leverage $ 383,211 $ 358,882
Common Equity Tier 1, percent 0.1389 0.1325
Tier 1 Capital, percent 0.1389 0.1325
Total Capital, percent 0.1509 0.1425
Tier 1 Leverage, percent 0.0931 0.0827
Required for Capital Adequacy Purposes [Abstract]    
Common Equity Tier 1, Required for Capital $ 124,158 $ 121,913
Tier I Capital, Required for Capital 165,545 162,550
Total Capital, Required for Capital 220,726 216,733
Tier 1 Leverage, Required for Capital $ 164,680 $ 173,505
Common Equity Tier 1, Required for Capital, percent 0.0450 0.0450
Tier 1 Capital, Required for Capital, percent 0.0600 0.0600
Total Capital, Required for Capital, percent 0.0800 0.0800
Tier I Leverage, Required for Capital, percent 0.0400 0.0400
To Be Well Capitalized Under Prompt Corrective Action Provisions [Abstract]    
Common Equity Tier 1, Well-Capitalized $ 179,340 $ 176,096
Tier 1 Capital, Well-Capitalized 220,726 216,733
Total Capital, Well-Capitalized 275,908 270,917
Tier 1 Leverage, Well-Capitalized $ 205,850 $ 216,881
Common Equity Tier 1, Well-Capitalized, percent 0.0650 0.0650
Tier 1 Capital, Well-Capitalized, percent 0.0800 0.0800
Total Capital, Well-Capitalized, percent 0.1000 0.1000
Tier 1 Leverage, Well-Capitalized, percent 0.0500 0.0500