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Loans (Tables)

3 Months Ended

Mar. 31, 2024

Non-covered Loans [Line Items]

Summary of Recorded Investment by Risk Category of Portfolio Loans by Portfolio Class and Category

The current year-to-date gross charge-offs by loan class and year of origination is presented in the following tables:

						March 31, 2024
						Term Loans by Origination Year
($ in thousands)						2023						2022						2021						2020												Prior						Revolving Loans Converted to Term Loans						Revolving Loans						Total
Commercial and industrial						$	1					$	1,413					$	—					$	54											$	244					$	—					$	3,544					$	5,256
Real estate:
Commercial - investor owned						—						—						160						—												145						—						—						305
Commercial - owner occupied						—						—						—						10												102						—						—						112
Residential						—						94						—						—												382						—						21						497
Other						—						—						58						—												80						2						100						240
Total charge-offs by origination year						$	1					$	1,507					$	218					$	64											$	953					$	2					$	3,665					$	6,410
Total gross charge-offs by performing status																																																						240
Total gross charge-offs																																																						$	6,650

						December 31, 2023
						Term Loans by Origination Year
($ in thousands)						2023						2022						2021						2020						2019						Prior						Revolving Loans Converted to Term Loans						Revolving Loans						Total
Commercial and industrial						$	600					$	2,999					$	1,940					$	2,539					$	—					$	—					$	12,533					$	15,178					$	35,789
Real estate:
Commercial - investor owned						—						—						170						—						4,692						7						—						—						4,869
Construction and land development						—						—						—						—						—						9						—						—						9
Residential						—						—						—						—						—						480						176						—						656
Other						—						3						459						—						—						319						12						—						793
Total charge-offs by origination year						$	600					$	3,002					$	2,569					$	2,539					$	4,692					$	815					$	12,721					$	15,178					$	42,116
Total gross charge-offs by performing status																																																						1,099
Total gross charge-offs																																																						$	43,215

The recorded investment by risk category of the loans by class and year of origination is presented in the following tables as of the dates indicated:

						March 31, 2024
						Term Loans by Origination Year
($ in thousands)						2024						2023						2022						2021						2020						Prior						Revolving Loans Converted to Term Loans						Revolving Loans						Total
Commercial and industrial
Pass (1-6)						$	354,420					$	1,516,552					$	875,052					$	293,729					$	172,943					$	149,101					$	21,206					$	1,151,591					$	4,534,594
Special Mention (7)						14,069						41,417						5,911						1,876						370						874						4,320						17,911						86,748
Classified (8-9)						8,631						7,779						11,908						8,334						86						916						127						45,053						82,834
Total Commercial and industrial						$	377,120					$	1,565,748					$	892,871					$	303,939					$	173,399					$	150,891					$	25,653					$	1,214,555					$	4,704,176
Commercial real estate-investor owned
Pass (1-6)						$	96,302					$	455,256					$	543,177					$	482,141					$	296,298					$	373,990					$	6,905					$	52,655					$	2,306,724
Special Mention (7)						731						3,282						22,332						51,595						3,544						9,167						—						—						90,651
Classified (8-9)						8,409						—						937						42						16,912						6,771						—						—						33,071
Total Commercial real estate-investor owned						$	105,442					$	458,538					$	566,446					$	533,778					$	316,754					$	389,928					$	6,905					$	52,655					$	2,430,446
Commercial real estate-owner occupied
Pass (1-6)						$	81,541					$	398,179					$	465,440					$	482,241					$	294,024					$	464,931					$	4,619					$	31,104					$	2,222,079
Special Mention (7)						—						14,108						4,514						5,299						9,992						21,545						—						1,427						56,885
Classified (8-9)						1,189						2,924						3,741						1,128						3,055						32,475						5,057						—						49,569
Total Commercial real estate-owner occupied						$	82,730					$	415,211					$	473,695					$	488,668					$	307,071					$	518,951					$	9,676					$	32,531					$	2,328,533
Construction real estate
Pass (1-6)						$	76,195					$	290,998					$	317,302					$	90,908					$	31,100					$	4,581					$	9					$	4,458					$	815,551
Special Mention (7)						—						40						1,647						1,155						—						227						—						—						3,069
Classified (8-9)						—						741						580						—						—						475						—						—						1,796
Total Construction real estate						$	76,195					$	291,779					$	319,529					$	92,063					$	31,100					$	5,283					$	9					$	4,458					$	820,416
Residential real estate
Pass (1-6)						$	8,364					$	56,614					$	38,611					$	49,586					$	30,020					$	91,308					$	1,334					$	77,773					$	353,610
Special Mention (7)						—						335						586						214						69						1,709						—						583						3,496
Classified (8-9)						—						196						113						—						—						1,526						72						7,501						9,408
Total residential real estate						$	8,364					$	57,145					$	39,310					$	49,800					$	30,089					$	94,543					$	1,406					$	85,857					$	366,514
Other
Pass (1-6)						$	570					$	7,804					$	55,465					$	64,294					$	51,992					$	29,604					$	—					$	32,225					$	241,954
Special Mention (7)						—						4,418						—						10,000						—						—						—						9,712						24,130
Classified (8-9)						—						—						—						—						—						6						—						—						6
Total Other						$	570					$	12,222					$	55,465					$	74,294					$	51,992					$	29,610					$	—					$	41,937					$	266,090
Total loans classified by risk category						$	650,421					$	2,800,643					$	2,347,316					$	1,542,542					$	910,405					$	1,189,206					$	43,649					$	1,431,993					$	10,916,175
Total loans classified by performing status																																																						112,317
Total loans																																																						$	11,028,492

						December 31, 2023
						Term Loans by Origination Year
($ in thousands)						2023						2022						2021						2020						2019						Prior						Revolving Loans Converted to Term Loans						Revolving Loans						Total
Commercial and industrial
Pass (1-6)						$	1,567,738					$	1,052,462					$	345,292					$	194,972					$	123,425					$	71,205					$	12,163					$	1,108,233					$	4,475,490
Special Mention (7)						52,523						6,845						8,597						544						453						242						272						19,590						89,066
Classified (8-9)						12,824						19,306						1,833						812						339						363						508						45,830						81,815
Total Commercial and industrial						$	1,633,085					$	1,078,613					$	355,722					$	196,328					$	124,217					$	71,810					$	12,943					$	1,173,653					$	4,646,371
Commercial real estate-investor owned
Pass (1-6)						$	495,131					$	544,223					$	492,974					$	323,175					$	165,343					$	236,914					$	5,222					$	51,413					$	2,314,395
Special Mention (7)						3,626						22,725						51,851						1,657						164						5,526						—						—						85,549
Classified (8-9)						9,411						1,034						43						15,838						2,831						4,919						48						—						34,124
Total Commercial real estate-investor owned						$	508,168					$	567,982					$	544,868					$	340,670					$	168,338					$	247,359					$	5,270					$	51,413					$	2,434,068
Commercial real estate-owner occupied
Pass (1-6)						$	407,901					$	486,701					$	489,589					$	301,399					$	183,872					$	313,474					$	5,083					$	30,036					$	2,218,055
Special Mention (7)						13,739						2,521						4,652						10,492						5,439						15,833						—						1,493						54,169
Classified (8-9)						3,389						3,413						2,247						3,181						8,878						24,857						5,056						—						51,021
Total Commercial real estate-owner occupied						$	425,029					$	492,635					$	496,488					$	315,072					$	198,189					$	354,164					$	10,139					$	31,529					$	2,323,245
Construction real estate
Pass (1-6)						$	292,689					$	325,010					$	96,426					$	30,956					$	1,413					$	3,408					$	10					$	3,700					$	753,612
Special Mention (7)						42						2,958						1,046						210						123						114						—						—						4,493
Classified (8-9)						1,137						704						—						—						13						466						—						—						2,320
Total Construction real estate						$	293,868					$	328,672					$	97,472					$	31,166					$	1,549					$	3,988					$	10					$	3,700					$	760,425
Residential real estate
Pass (1-6)						$	59,259					$	41,956					$	51,436					$	30,713					$	17,793					$	77,327					$	1,464					$	78,351					$	358,299
Special Mention (7)						322						—						—						—						75						1,801						—						614						2,812
Classified (8-9)						127						1,073						69						—						30						1,492						74						7,500						10,365
Total residential real estate						$	59,708					$	43,029					$	51,505					$	30,713					$	17,898					$	80,620					$	1,538					$	86,465					$	371,476
Other
Pass (1-6)						$	10,071					$	55,923					$	67,766					$	53,569					$	9,382					$	19,657					$	7					$	28,464					$	244,839
Special Mention (7)						—						—						14,472						—						—						—						—						11,645						26,117
Classified (8-9)						—						—						—						—						—						8						—						—						8
Total Other						$	10,071					$	55,923					$	82,238					$	53,569					$	9,382					$	19,665					$	7					$	40,109					$	270,964
Total loans classified by risk category						$	2,929,929					$	2,566,854					$	1,628,293					$	967,518					$	519,573					$	777,606					$	29,907					$	1,386,869					$	10,806,549
Total loans classified by performing status																																																						77,569
Total loans																																																						$	10,884,118

The following tables present the recorded investment on loans based on payment activity as of the dates indicated:

			March 31, 2024
($ in thousands)			Performing						Non Performing						Total
Commercial and industrial			$	62,094					$	40					$	62,134
Real estate:
Commercial - investor owned			17,707						—						17,707
Commercial - owner occupied			28,117						—						28,117
Residential			704						—						704
Other			3,629						26						3,655
Total			$	112,251					$	66					$	112,317

			December 31, 2023
($ in thousands)			Performing						Non Performing						Total
Commercial and industrial			$	26,076					$	112					$	26,188
Real estate:
Commercial - investor owned			17,885						—						17,885
Commercial - owner occupied			28,373						—						28,373
Residential			712						—						712
Other			4,406						5						4,411
Total			$	77,452					$	117					$	77,569

Loan Modification

The following tables show the recorded investment at the end of the reporting period for loans modified to borrowers experiencing financial difficulty, disaggregated by loan class and type of concession granted:

			Term Extension												Payment Delay												Total
			Three months ended												Three months ended												Three months ended
($ in thousands)			March 31, 2024						Percent of Total Loan Class						March 31, 2024						Percent of Total Loan Class						March 31, 2024						Percent of Total Loan Class
Commercial and industrial			$	44,641					0.94		%				$	567					0.01		%				$	45,208					0.95		%
Real estate:
Commercial - investor owned			8,409						0.34		%				—						—		%				8,409						0.34		%
Commercial - owner occupied			94						NM						—						—		%				94						NM
Residential			7,644						2.08		%				—						—		%				7,644						2.08		%
Total			$	60,788											$	567											$	61,355

			Term Extension
			Three months ended
($ in thousands)			March 31, 2023						Percent of Total Loan Class
Commercial and industrial			$	22,818					0.57		%
Real estate:
Construction and land development			1,201						0.18		%
Total			$	24,019

The following table summarizes the financial impacts of loan modifications made to borrowers experiencing financial difficulty and outstanding at the date indicated:

			Weighted Average Term Extension (in months)						Payment Delay						Weighted Average Term Extension (in months)
			Three months ended												Three months ended
($ in thousands)			March 31, 2024												March 31, 2023
Commercial and industrial			4						$	85					7
Real estate:
Commercial - investor owned			3						—						—
Commercial - owner occupied			3						—						—
Construction and land development			—						—						9
Residential			12						—						—

The following table shows the aging of the recorded investment in modified loans in the last 12 months by class at the date indicated:

			March 31, 2024
($ in thousands)			Current						30-89 Days  Past Due						90 or More Days Past Due						Total
Commercial and industrial			$	28,512					$	—					$	—					$	28,512
Real estate:
Commercial - investor owned			8,409						—						—						8,409
Commercial - owner occupied			94						—						—						94
Construction and land development			—						741						—						741
Residential			7,669						—						—						7,669
Other			—						—						—						—
Total			$	44,684					$	741					$	—					$	45,425

For the three months ended March 31, 2023, all loans were current under the modified terms.

Summary of Amortized Cost Basis that Had Payment Default and Modified in 12 Months Before Default

The following table summarizes loans that experienced a default during the three months ended March 31, 2024, subsequent to being granted a modification in the preceding twelve months. All of these loans have been charged off during the current period. Default is defined as movement to nonperforming status, foreclosure or charge-off. Loans noted in the following table are categorized by type of original modification.

			Term Extension
			Three months ended
($ in thousands)			March 31, 2024						Percent of Total Loan Class
Commercial and industrial			$	1,000					0.02		%
Real estate:
Construction and land development			1,748						0.21		%
Other			4						NM
Total			$	2,752

Noncovered Loans

Non-covered Loans [Line Items]

Summary of Portfolio Loans by Category

The following table presents a summary of loans by category:

($ in thousands)			March 31, 2024						December 31, 2023
Commercial and industrial			$	4,768,777					$	4,674,056
Real estate:
Commercial - investor owned			2,448,674						2,452,402
Commercial - owner occupied			2,349,292						2,344,117
Construction and land development			820,249						760,122
Residential			366,934						371,995
Total real estate loans			5,985,149						5,928,636
Other			278,611						285,653
Loans, before unearned loan fees			11,032,537						10,888,345
Unearned loan fees, net			(4,045)						(4,227)
Loans, including unearned loan fees			$	11,028,492					$	10,884,118

Summary of Allowance for Loan Losses and the Recorded Investment in Portfolio Loans by Class and Category Based on Impairment Method

A summary of the activity, by loan category, in the ACL on loans for the three months ended March 31, 2024 and 2023 is as follows:

($ in thousands)			Commercial and industrial						CRE - investor owned						CRE - owner occupied						Construction and land development						Residential real estate						Other						Total
Allowance for credit losses on loans:
Balance at December 31, 2023			$	58,886					$	31,280					$	23,405					$	10,198					$	6,142					$	4,860					$	134,771
Provision (benefit) for credit losses			4,978						140						1,500						(379)						406						(54)						6,591
Charge-offs			(5,353)						(305)						(112)						—						(497)						(383)						(6,650)
Recoveries			203						81						14						6						428						54						786
Balance at March 31, 2024			$	58,714					$	31,196					$	24,807					$	9,825					$	6,479					$	4,477					$	135,498

($ in thousands)			Commercial and industrial						CRE - investor owned						CRE - owner occupied						Construction and land development						Residential real estate						Other						Total
Allowance for credit losses on loans:
Balance at December 31, 2022			$	53,835					$	36,191					$	22,752					$	11,444					$	7,928					$	4,782					$	136,932
Provision (benefit) for credit losses			5,083						222						(440)						(2,578)						(1,151)						(37)						1,099
Charge-offs			(707)						(170)						—						(9)						(102)						(192)						(1,180)
Recoveries			938						23						16						32						322						113						1,444
Balance at March 31, 2023			$	59,149					$	36,266					$	22,328					$	8,889					$	6,997					$	4,666					$	138,295

Schedule of Recorded Investment in Nonperforming Loans by Category

The following tables present the recorded investment in nonperforming loans by category, excluding government guaranteed balances:

			March 31, 2024
($ in thousands)			Nonaccrual												Loans over 90 days past due and still accruing interest						Total nonperforming loans						Nonaccrual loans with no allowance
Commercial and industrial			$	2,435											$	115					$	2,550					$	2,315
Real estate:
Commercial - investor owned			19,380												—						19,380						16,240
Commercial - owner occupied			12,481												—						12,481						8,333
Construction and land development			1,205												—						1,205						463
Other			—												26						26						—
Total			$	35,501											$	141					$	35,642					$	27,351

			December 31, 2023
($ in thousands)			Nonaccrual												Loans over 90 days past due and still accruing interest						Total nonperforming loans						Nonaccrual loans with no allowance
Commercial and industrial			$	7,641											$	115					$	7,756					$	6,179
Real estate:
Commercial - investor owned			20,404												—						20,404						19,466
Commercial - owner occupied			12,972												363						13,335						9,010
Construction and land development			1,205												64						1,269						464
Residential			959												—						959						959
Other			—												5						5						—
Total			$	43,181											$	547					$	43,728					$	36,078

Schedule of Collateral Dependent Loans

Collateral-dependent nonperforming loans by class of loan is presented as of the dates indicated:

			March 31, 2024
			Type of Collateral
($ in thousands)			Commercial Real Estate						Residential Real Estate						Blanket Lien						Other
Commercial and industrial			$	350					$	1,864					$	94					$	—
Real estate:
Commercial - investor owned			18,443						—						—						—
Commercial - owner occupied			3,973						1,518						5,793						—
Construction and land development			—						742						—						—
Total			$	22,766					$	4,124					$	5,887					$	—

			December 31, 2023
			Type of Collateral
($ in thousands)			Commercial Real Estate						Residential Real Estate						Blanket Lien						Other
Commercial and industrial			$	527					$	1,864					$	344					$	3,445
Real estate:
Commercial - investor owned			19,467						—						—						—
Commercial - owner occupied			5,904						1,638						1,831						—
Construction and land development			528						741						—						—
Residential			—						959						—						—
Total			$	26,426					$	5,202					$	2,175					$	3,445

Summary of Aging of Recorded Investment in Past Due Portfolio Loans by Portfolio Class and Category

The aging of the recorded investment in past due loans by class and category is presented as of the dates indicated.

			March 31, 2024
($ in thousands)			30-89 Days  Past Due						90 or More Days Past Due						Total Past Due						Current						Total
Commercial and industrial			$	20,996					$	4,131					$	25,127					$	4,743,650					$	4,768,777
Real estate:
Commercial - investor owned			1,657						18,395						20,052						2,428,622						2,448,674
Commercial - owner occupied			14,844						14,648						29,492						2,319,800						2,349,292
Construction and land development			973						1,675						2,648						817,601						820,249
Residential			1,112						—						1,112						365,822						366,934
Other			21						26						47						278,564						278,611
Loans, before unearned loan fees			$	39,603					$	38,875					$	78,478					$	10,954,059					$	11,032,537
Unearned loan fees, net																											(4,045)
Total																											$	11,028,492

			December 31, 2023
($ in thousands)			30-89 Days  Past Due						90 or More Days Past Due						Total Past Due						Current						Total
Commercial and industrial			$	3,445					$	9,037					$	12,482					$	4,661,574					$	4,674,056
Real estate:
Commercial - investor owned			1,905						18,395						20,300						2,432,102						2,452,402
Commercial - owner occupied			8,409						14,142						22,551						2,321,566						2,344,117
Construction and land development			770						1,908						2,678						757,444						760,122
Residential			1,620						959						2,579						369,416						371,995
Other			82						4						86						285,567						285,653
Loans, before unearned loan fees			$	16,231					$	44,445					$	60,676					$	10,827,669					$	10,888,345
Unearned loan fees, net																											(4,227)
Total																											$	10,884,118

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Schedule of Accounts, Notes, Loans and Financing Receivable, Excluding Allowance for Credit Losses [Table Text Block]

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