Annual report pursuant to Section 13 and 15(d)

LONG-TERM BORROWINGS - Narrative 2 (Details)

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LONG-TERM BORROWINGS - Narrative 2 (Details) - USD ($)
 1 Months Ended 12 Months Ended
Apr. 12, 2016
May 31, 2005
Nov. 30, 2004
Dec. 31, 2020
CCBG Capital Trust II [Member]        
Debt Instrument [Line Items]        
Description of interest rate basis       3-month LIBOR
CCBG Capital Trust I [Member]        
Debt Instrument [Line Items]        
Description of interest rate basis       3-month LIBOR
Junior Subordinated Deferrable Interest Notes [Member] | CCBG Capital Trust II [Member]        
Debt Instrument [Line Items]        
Notes Issued       $ 32,000,000.0
Debt Instrument Issued   $ 31,000,000.0    
Note Payable Maturity Date   Jun. 15, 2035    
Interest rate, basis spread (in percent)   1.80%    
Proceeds received from the Trust   $ 32,000,000.0    
Tier One Risk Based Capital       31,000,000.0
Junior Subordinated Deferrable Interest Notes [Member] | CCBG Capital Trust II [Member] | Common Stock [Member]        
Debt Instrument [Line Items]        
Notes Issued       959,000
Junior Subordinated Deferrable Interest Notes [Member] | CCBG Capital Trust I [Member]        
Debt Instrument [Line Items]        
Notes Issued       30,900,000
Debt Instrument Issued     $ 30,000,000.0  
Note Payable Maturity Date     Dec. 31, 2034  
Interest rate, basis spread (in percent)     1.90%  
Proceeds received from the Trust     $ 30,900,000  
Tier One Risk Based Capital       20,000,000.0
Junior Subordinated Deferrable Interest Notes [Member] | CCBG Capital Trust I [Member] | Common Stock [Member]        
Debt Instrument [Line Items]        
Notes Issued       $ 928,000
Subordinated Debt [Member]        
Extinguishment Of Debt [Line Items]        
Extinguishment Of Debt Amount $ 10,000,000