COMMITMENTS AND CONTINGENCIES - Summary of Off-Balance Sheet Financial Instruments (Details) - USD ($) $ in Thousands	Dec. 31, 2022	Dec. 31, 2021
Financial instruments with contract amounts which represent potential credit risk:
Total	$ 2,804,379	$ 2,489,295
Construction loan commitments
Financial instruments with contract amounts which represent potential credit risk:
Total	699,748	403,767
Commercial mortgage loan commitments
Financial instruments with contract amounts which represent potential credit risk:
Total	96,208	91,871
Commercial loan commitments
Financial instruments with contract amounts which represent potential credit risk:
Total	863,566	1,088,098
Owner-occupied commercial commitments
Financial instruments with contract amounts which represent potential credit risk:
Total	27,198	74,846
Commercial standby letters of credit
Financial instruments with contract amounts which represent potential credit risk:
Total	101,888	92,048
Residential loan commitments
Financial instruments with contract amounts which represent potential credit risk:
Total	4,032	6,815
Consumer loan commitments
Financial instruments with contract amounts which represent potential credit risk:
Total	$ 1,011,739	$ 731,850