Capital City Bank Group, Inc. Annual report pursuant to Section 13 and 15(d)

FAIR VALUE MEASUREMENTS - (Summary of fair values for assets and liabilities) (Details)

FAIR VALUE MEASUREMENTS - (Summary of fair values for assets and liabilities) (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Sep. 30, 2022	Jun. 30, 2022	Mar. 31, 2022	Dec. 31, 2021
ASSETS:
Loans Held for Sale	$ 26,909	$ 23,162	$ 24,986	$ 46,256	$ 52,532
Other Assets	119,337	118,272	111,270	106,330	94,349
LIABILITIES:
Other Liabilities	73,675	$ 84,657	$ 93,319	$ 77,323	67,735
Fair Value, Measurements, Recurring [Member]
ASSETS:
Loans Held for Sale	26,909				52,532
Interest Rate Swap Derivative	6,195				2,050
Fair Value, Measurements, Recurring [Member] \| U.S. Government Treasury [Member]
ASSETS:
Assets, Fair Value Disclosure	22,050				187,868
Fair Value, Measurements, Recurring [Member] \| U.S. Government Agency [Member]
ASSETS:
Assets, Fair Value Disclosure	186,052				237,578
Fair Value, Measurements, Recurring [Member] \| States and Political Subdivisions [Member]
ASSETS:
Assets, Fair Value Disclosure	40,329				46,980
Fair Value, Measurements, Recurring [Member] \| Mortgage-Backed Securities [Member]
ASSETS:
Assets, Fair Value Disclosure	69,405				88,869
Fair Value, Measurements, Recurring [Member] \| Corporate Debt Securities [Member]
ASSETS:
Assets, Fair Value Disclosure	88,236				86,222
Fair Value, Measurements, Recurring [Member] \| Mortgage Banking IRLC Derivative [Member]
ASSETS:
Other Assets	819				1,258
Fair Value, Measurements, Recurring [Member] \| Mortgage Banking Hedge Derivative [Member]
ASSETS:
Other Assets	187
LIABILITIES:
Other Liabilities					7
Level 1 Inputs [Member] \| Fair Value, Measurements, Recurring [Member]
ASSETS:
Loans Held for Sale	0				0
Interest Rate Swap Derivative	0				0
Level 1 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| U.S. Government Treasury [Member]
ASSETS:
Assets, Fair Value Disclosure	22,050				187,868
Level 1 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| U.S. Government Agency [Member]
ASSETS:
Assets, Fair Value Disclosure	0				0
Level 1 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| States and Political Subdivisions [Member]
ASSETS:
Assets, Fair Value Disclosure	0				0
Level 1 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| Mortgage-Backed Securities [Member]
ASSETS:
Assets, Fair Value Disclosure	0				0
Level 1 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| Corporate Debt Securities [Member]
ASSETS:
Assets, Fair Value Disclosure	0				0
Level 1 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| Mortgage Banking IRLC Derivative [Member]
ASSETS:
Other Assets	0				0
Level 1 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| Mortgage Banking Hedge Derivative [Member]
ASSETS:
Other Assets	0
LIABILITIES:
Other Liabilities					0
Level 2 Inputs [Member] \| Fair Value, Measurements, Recurring [Member]
ASSETS:
Loans Held for Sale	26,909				52,532
Interest Rate Swap Derivative	6,195				2,050
Level 2 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| U.S. Government Treasury [Member]
ASSETS:
Assets, Fair Value Disclosure	0				0
Level 2 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| U.S. Government Agency [Member]
ASSETS:
Assets, Fair Value Disclosure	186,052				237,578
Level 2 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| States and Political Subdivisions [Member]
ASSETS:
Assets, Fair Value Disclosure	40,329				46,980
Level 2 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| Mortgage-Backed Securities [Member]
ASSETS:
Assets, Fair Value Disclosure	69,405				88,869
Level 2 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| Corporate Debt Securities [Member]
ASSETS:
Assets, Fair Value Disclosure	88,236				86,222
Level 2 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| Mortgage Banking IRLC Derivative [Member]
ASSETS:
Other Assets	0				0
Level 2 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| Mortgage Banking Hedge Derivative [Member]
ASSETS:
Other Assets	187
LIABILITIES:
Other Liabilities					7
Level 3 Inputs [Member] \| Fair Value, Measurements, Recurring [Member]
ASSETS:
Loans Held for Sale	0				0
Interest Rate Swap Derivative	0				0
Level 3 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| U.S. Government Treasury [Member]
ASSETS:
Assets, Fair Value Disclosure	0				0
Level 3 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| U.S. Government Agency [Member]
ASSETS:
Assets, Fair Value Disclosure	0				0
Level 3 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| States and Political Subdivisions [Member]
ASSETS:
Assets, Fair Value Disclosure	0				0
Level 3 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| Mortgage-Backed Securities [Member]
ASSETS:
Assets, Fair Value Disclosure	0				0
Level 3 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| Corporate Debt Securities [Member]
ASSETS:
Assets, Fair Value Disclosure	0				0
Level 3 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| Mortgage Banking IRLC Derivative [Member]
ASSETS:
Other Assets	819				1,258
Level 3 Inputs [Member] \| Fair Value, Measurements, Recurring [Member] \| Mortgage Banking Hedge Derivative [Member]
ASSETS:
Other Assets	$ 0
LIABILITIES:
Other Liabilities					$ 0