LOANS - Schedule of Fair Value Discount Related to Interest Rates Applied at Acquisition (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 01, 2025	Dec. 31, 2024
Financing Receivable, Modified [Line Items]
Loans	$ 2,381,224		$ 1,842,980
Total commercial real estate
Financing Receivable, Modified [Line Items]
Loans	1,552,232		1,195,694
Total commercial real estate | Construction, land & land development
Financing Receivable, Modified [Line Items]
Loans	302,512		205,046
Total commercial real estate | Other commercial real estate
Financing Receivable, Modified [Line Items]
Loans	1,249,720		990,648
Residential real estate
Financing Receivable, Modified [Line Items]
Loans	459,549		344,167
Commercial, financial & agricultural
Financing Receivable, Modified [Line Items]
Loans	218,532		213,910
Consumer and other
Financing Receivable, Modified [Line Items]
Loans	150,911		$ 89,209
TC Bancshares, Inc
Financing Receivable, Modified [Line Items]
Discount		$ 12,488
Loans	412,676	412,676
TC Bancshares, Inc | Non-PCD loans
Financing Receivable, Modified [Line Items]
Discount		11,908
Loans		401,631
TC Bancshares, Inc | PCD loans
Financing Receivable, Modified [Line Items]
Discount		580
Loans		$ 11,045
TC Bancshares, Inc | PCD loans | Total commercial real estate
Financing Receivable, Modified [Line Items]
Loans	234,533
TC Bancshares, Inc | PCD loans | Total commercial real estate | Construction, land & land development
Financing Receivable, Modified [Line Items]
Loans	42,422
TC Bancshares, Inc | PCD loans | Total commercial real estate | Other commercial real estate
Financing Receivable, Modified [Line Items]
Loans	192,111
TC Bancshares, Inc | PCD loans | Residential real estate
Financing Receivable, Modified [Line Items]
Loans	154,202
TC Bancshares, Inc | PCD loans | Commercial, financial & agricultural
Financing Receivable, Modified [Line Items]
Loans	16,428
TC Bancshares, Inc | PCD loans | Consumer and other
Financing Receivable, Modified [Line Items]
Loans	$ 7,513