CONDENSED HOLDING COMPANY ONLY FINANCIAL STATEMENTS - CONDENSED STATEMENTS OF INCOME AND OTHER COMPREHENSIVE INCOME (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2022	Dec. 31, 2021	Dec. 31, 2020
Condensed financial information
Net interest loss	$ 379,863	$ 357,609	$ 177,704
Non-interest income (loss)	38,156	42,068	21,273
Non-interest expense	(200,730)	(245,299)	(117,828)
Income tax credit	59,359	44,170	12,666
Net income	152,556	103,996	42,318
Parent Company
Condensed financial information
Net interest loss	(10,394)	(8,427)	(5,147)
Dividends received from Bank	95,000	20,000	30,000
Non-interest income (loss)		136	361
Non-interest expense	(1,720)	(4,361)	(1,176)
Income before income taxes and equity in undistributed earnings of direct subsidiaries	82,886	7,348	24,038
Income tax credit	4,001	4,051	1,819
Income (Loss) from Continuing Operations, Net of Tax, Including Portion Attributable to Noncontrolling Interest, Total	86,887	11,399	25,857
Equity in undistributed earnings of subsidiaries	65,669	92,597	16,461
Net income	$ 152,556	$ 103,996	$ 42,318