Segment Reporting (Tables)

12 Months Ended

Dec. 31, 2023

Segment Reporting [Abstract]

Selected segment information

Information about the Corporation’s segments is presented below:

	Corporate and Commercial Specialty
	For the Years Ended December 31,
($ in thousands)	2023		2022		2021
Net interest income	$	958,046	$	566,566	$	361,634
Net intersegment interest income (expense)	(391,276)		(103,360)		18,001
Segment net interest income	566,769		463,205		379,636
Noninterest income	136,995		145,751		165,345
Total revenue	703,764		608,956		544,980
Provision for credit losses	55,801		49,543		60,311
Noninterest expense	248,926		234,234		219,655
Income before income taxes	399,037		325,179		265,015
Income tax expense	71,766		59,000		46,906
Net income	$	327,271	$	266,179	$	218,109
Allocated goodwill	$	525,836	$	525,836	$	525,836

	Community, Consumer, and Business
	For the Years Ended December 31,
($ in thousands)	2023		2022		2021
Net interest income	$	285,175	$	322,725	$	289,075
Net intersegment interest income	447,100		176,164		62,376
Segment net interest income	732,276		498,889		351,451
Noninterest income	108,858		118,848		151,474
Total revenue	841,133		617,737		502,925
Provision for credit losses	28,258		20,755		20,622
Noninterest expense	435,986		417,042		401,206
Income before income taxes	376,889		179,939		81,097
Income tax expense	79,147		37,787		17,030
Net income	$	297,742	$	142,152	$	64,067
Allocated goodwill	$	579,156	$	579,156	$	579,156

	Risk Management and Shared Services
	For the Years Ended December 31,
($ in thousands)	2023		2022		2021
Net interest income	$	(203,647)	$	68,031	$	75,146
Net intersegment (expense)	(55,824)		(72,803)		(80,378)
Segment net interest income	(259,471)		(4,772)		(5,232)
Noninterest income	(182,671)		17,772		15,546
Total revenue	(442,142)		12,999		10,314
Provision for credit losses	(1,038)		(37,300)		(168,944)
Noninterest expense	128,770		95,787		89,063
Income (loss) before income taxes	(569,873)		(45,488)		90,195
Income tax expense (benefit)	(127,816)		(3,279)		21,377
Net income (loss)	$	(442,057)	$	(42,209)	$	68,818
Allocated goodwill	$	—	$	—	$	—

	Consolidated Total
	For the Years Ended December 31,
($ in thousands)	2023		2022		2021
Net interest income	$	1,039,573	$	957,321	$	725,855
Net intersegment interest income	—		—		—
Segment net interest income	1,039,573		957,321		725,855
Noninterest income	63,182		282,370		332,364
Total revenue	1,102,756		1,239,691		1,058,219
Provision for credit losses	83,021		32,998		(88,011)
Noninterest expense	813,682		747,063		709,924
Income before income taxes	206,052		459,630		436,307
Income tax expense	23,097		93,508		85,313
Net income	$	182,956	$	366,122	$	350,994
Allocated goodwill	$	1,104,992	$	1,104,992	$	1,104,992