CONDENSED FINANCIAL INFORMATION OF AMERIS BANCORP (PARENT COMPANY ONLY) - Condensed Balance Sheets (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020	Dec. 31, 2019
Assets
Cash and due from banks	$ 284,567	$ 307,813
Other assets	416,213	413,419
Total assets	25,053,286	23,858,321	$ 20,438,638
Liabilities
Other liabilities	389,090	354,265
Other borrowings	1,875,736	739,879
Subordinated deferrable interest debentures	128,322	126,328
Total liabilities	21,855,886	20,891,870
Shareholders' equity	3,197,400	2,966,451	$ 2,647,088	$ 2,469,582
Total liabilities and shareholders’ equity	25,053,286	23,858,321
Ameris Bancorp
Assets
Cash and due from banks	153,099	239,822
Investment in subsidiaries	3,477,917	3,154,148
Other assets	19,896	27,340
Total assets	3,650,912	3,421,310
Liabilities
Other liabilities	23,985	27,901
Other borrowings	301,205	300,630
Subordinated deferrable interest debentures	128,322	126,328
Total liabilities	453,512	454,859
Shareholders' equity	3,197,400	2,966,451
Total liabilities and shareholders’ equity	$ 3,650,912	$ 3,421,310