DEPOSITS (Tables)

12 Months Ended

Dec. 31, 2023

Deposits Liabilities, Balance Sheet, Reported Amounts [Abstract]

Schedule of Deposits by Category, Including Summary of Remaining Time to Maturity for Time Deposits

The following table is a summary of the Company's deposits by category:

	December 31,
(Dollars in thousands)	2023		2022
Noninterest-bearing:
Noninterest-bearing demand	$	4,917,297	$	5,739,647
Total noninterest-bearing	$	4,917,297	$	5,739,647
Interest-bearing:
Interest-bearing demand	$	2,935,530	$	3,346,682
Savings	1,610,143		2,161,858
Money market	5,175,123		3,730,778
Customer time deposits	1,784,317		1,102,013
Brokered deposits	51,676		122,591
Total interest-bearing	$	11,556,789	$	10,463,922
Total deposits	$	16,474,086	$	16,203,569

The following table is a summary of the remaining time to maturity for customer time deposits:

	December 31,
(Dollars in thousands)	2023		2022
Certificates of deposit (not jumbo):
Less than one year	$	1,391,157	$	712,582
One year to two years	47,336		163,260
Two years to three years	14,375		21,740
Three years to four years	9,207		11,303
Over four years	10,166		10,378
Total certificates of deposit (not jumbo)	$	1,472,241	$	919,263
Jumbo certificates of deposit (1)
Less than one year	$	305,511	$	151,406
One year to two years	4,486		26,215
Two years to three years	662		3,732
Three years to four years	689		690
Over four years	728		707
Total jumbo certificates of deposit	$	312,076	$	182,750
Total certificates of deposit	$	1,784,317	$	1,102,013

(1)Represents certificates of deposit balances in excess of $250 thousand from individuals, businesses and municipalities.

Schedule of Interest Expense on Deposits by Category, Followed on Deposits

The following table is a summary of interest expense on deposits by category:

	Year Ended December 31,
(Dollars in thousands)	2023		2022		2021
Interest-bearing demand	$	26,671	$	7,441	$	2,262
Money market	122,168		13,536		3,218
Savings	5,733		965		586
Time deposits	45,184		5,626		7,332
Total customer interest expense	$	199,756	$	27,568	$	13,398
Brokered deposits	10,064		613		1,525
Total interest expense on deposits	$	209,820	$	28,181	$	14,923