PARENT COMPANY ONLY FINANCIAL INFORMATION - Balance Sheets (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Dec. 31, 2024	Dec. 31, 2023	Dec. 31, 2022
Assets
Equity securities	$ 14,916	$ 15,862
Investments in subsidiaries:
Other assets	475,726	359,198
Total assets	18,104,736	12,046,722
Liabilities:
Subordinated notes, net of unamortized issuance costs	99,395	227,723
Junior subordinated debentures owed to unconsolidated trusts	77,328	74,815
Other liabilities	272,338	222,815
Total liabilities	15,635,754	10,663,453
Total stockholders’ equity	2,468,982	1,383,269	$ 1,271,981	$ 1,145,977
Total liabilities and stockholders’ equity	18,104,736	12,046,722
Parent Company
Assets
Cash and cash equivalents	126,764	73,484
Equity securities	14,761	10,295
Investments in subsidiaries:
Bank	2,483,450	1,584,264
Premises and equipment, net	1,590	11
Other assets	41,614	29,859
Total assets	2,668,179	1,697,913
Liabilities:
Subordinated notes, net of unamortized issuance costs	99,395	227,723
Junior subordinated debentures owed to unconsolidated trusts	77,328	74,815
Other liabilities	22,474	12,106
Total liabilities	199,197	314,644
Total stockholders’ equity	2,468,982	1,383,269
Total liabilities and stockholders’ equity	$ 2,668,179	$ 1,697,913