Business Segments (Tables)

12 Months Ended

Dec. 31, 2024

Segment Reporting [Abstract]

Schedule of Operating Results and Key Financial Measures by Operating Segments

The following tables present the operating results and other key financial measures for the individual operating segments as of and for the years ended December 31, 2024, 2023 and 2022:

($ in thousands)	Consumer and Business Banking		Commercial Banking		Treasury and Other		Total
Year Ended December 31, 2024
Net interest income before provision for credit losses	$	1,152,033	$	1,125,931	$	752	$	2,278,716
Noninterest income	108,773		197,780		28,665		335,218
Total revenue before provision for credit losses	1,260,806		1,323,711		29,417		2,613,934
Provision for (reversal of) credit losses	8,691		166,953		(1,644)		174,000
Compensation and employee benefits	217,612		234,240		98,882		550,734
Other noninterest expense (1)	234,494		161,969		10,876		407,339
Total noninterest expense	452,106		396,209		109,758		958,073
Segment income (loss) before income taxes	800,009		760,549		(78,697)		1,481,861
Segment net income	$	563,218	$	535,652	$	66,716	$	1,165,586
Average balances:
Loans	$	18,966,662	$	32,996,221	$	405,897	$	52,368,780
Deposits	$	30,815,912	$	25,820,956	$	3,036,171	$	59,673,039
As of December 31, 2024
Segment assets	$	20,084,814	$	35,646,939	$	20,244,722	$	75,976,475

($ in thousands)	Consumer and Business Banking		Commercial Banking		Treasury and Other		Total
Year Ended December 31, 2023
Net interest income (loss) before provision for credit losses	$	1,225,954	$	1,116,013	$	(29,713)	$	2,312,254
Noninterest income	103,890		168,502		22,872		295,264
Total revenue (loss) before provision for credit losses	1,329,844		1,284,515		(6,841)		2,607,518
Provision for credit losses	21,454		100,391		3,155		125,000
Compensation and employee benefits	203,387		217,663		87,488		508,538
Other noninterest expense (1)	262,086		158,949		93,175		514,210
Total noninterest expense	465,473		376,612		180,663		1,022,748
Segment income (loss) before income taxes	842,917		807,512		(190,659)		1,459,770
Segment net income (loss)	$	594,965	$	570,153	$	(3,957)	$	1,161,161
Average balances:
Loans	$	17,739,984	$	31,365,547	$	439,605	$	49,545,136
Deposits	$	28,174,781	$	23,304,066	$	3,483,884	$	54,962,731
As of December 31, 2023
Segment assets	$	19,165,172	$	35,020,106	$	15,427,606	$	69,612,884

($ in thousands)	Consumer and Business Banking		Commercial Banking		Treasury and Other		Total
Year Ended December 31, 2022
Net interest income (loss) before provision for credit losses	$	1,061,238	$	988,158	$	(3,515)	$	2,045,881
Noninterest income	113,722		174,365		10,579		298,666
Total revenue before provision for credit losses	1,174,960		1,162,523		7,064		2,344,547
Provision for (reversal of) credit losses	25,983		48,248		(731)		73,500
Compensation and employee benefits	195,394		211,355		70,886		477,635
Other noninterest expense (1)	196,581		102,018		83,159		381,758
Total noninterest expense	391,975		313,373		154,045		859,393
Segment income (loss) before income taxes	757,002		800,902		(146,250)		1,411,654
Segment net income	$	537,754	$	569,982	$	20,347	$	1,128,083
Average balances:
Loans	$	15,534,259	$	29,321,701	$	463,498	$	45,319,458
Deposits	$	27,276,151	$	23,252,073	$	3,771,355	$	54,299,579
As of December 31, 2022
Segment assets	$	17,183,425	$	32,770,772	$	14,157,953	$	64,112,150

(1)The Treasury and Other segment's other noninterest expense is primarily comprised of amortization of tax credit and CRA investments, and other operating expenses. The Consumer and Business Banking segment's other noninterest expense is primarily comprised of corporate overhead allocated expenses, occupancy and equipment expense, other operating expenses, and deposit insurance premiums and regulatory assessments. The Commercial Banking segment’s other noninterest expense is primarily comprised of corporate overhead allocated expenses, deposit account expense, occupancy and equipment expense, and deposit insurance premiums and regulatory assessments.