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Portfolio Loans (Tables)

12 Months Ended

Dec. 31, 2020

Non-covered Loans [Line Items]

Summary of Loans to Executive Officers and Directors

Following is a summary of activity for the years ended December 31, 2020 and 2019 of loans to executive officers and directors, or to entities in which such individuals had beneficial interests as a shareholder, officer, or director. Such loans were made in the normal course of business on substantially the same terms, including interest rates and collateral, as those prevailing at the time for comparable transactions with other customers and did not involve more than the normal risk of collectibility.

($ in thousands)			December 31, 2020						December 31, 2019
Balance at beginning of year			$	5,475					$	17,169
New loans and advances			2,013						1,376
Payments and other reductions			(1,771)						(13,070)
Balance at end of year			$	5,717					$	5,475

Following is a summary of activity for the year ended December 31, 2020, for deposit accounts of executive officers and directors, or to entities in which such individuals had beneficial interests as a shareholder, officer, or director.

($ in thousands)						December 31, 2020
Balance at beginning of year						$	9,763
Deposits						2,441
Withdrawals						(4,961)
Balance at end of year						$	7,243

Schedule of Collateral Dependent Loans

The following table presents the amortized cost basis of collateral-dependent nonperforming loans by class of loan at December 31, 2020:

			Type of Collateral
(in thousands)			Commercial Real Estate						Residential Real Estate						Blanket Lien						Other
Commercial and industrial			$	8,316					$	—					$	394					$	—
Real estate:
Commercial - investor owned			9,579						—						—						—
Commercial - owner occupied			2,940						—						—						—
Residential			—						4,135						—						—
Other			—						—						—						17
Total			$	20,835					$	4,135					$	394					$	17

Acquired PCD Loans

The Company has purchased loans, for which there was, at acquisition, evidence of more than insignificant deterioration of credit quality since origination. The carrying amount of those loans is as follows:

($ in thousands)			At November 12, 2020
Par value of acquired loans			$	137,693
Allowance for credit losses			(3,524)
Non-credit premium			928
Purchase price of acquired loans			$	135,097

Non-Covered Loans

Non-covered Loans [Line Items]

Summary of Portfolio Loans by Category

Below is a summary of loans by category at December 31, 2020 and 2019:

($ in thousands)			December 31, 2020						December 31, 2019*
Commercial and industrial			$	3,100,299					$	2,361,157
Real estate loans:
Commercial - investor owned			1,589,419						1,299,884
Commercial - owner occupied			1,498,408						697,437
Construction and land development			546,686						457,273
Residential			319,179						366,261
Total real estate loans			3,953,692						2,820,855
Other			187,083						134,941
Loans, before unearned loan fees			7,241,074						5,316,953
Unearned loan fees, net			(16,139)						(2,616)
Loans, including unearned loan fees			$	7,224,935					$	5,314,337

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 allowance for loan losses for 2018 and 2019, excluding the allowance on PCI loans, and the ACL on loans for 2020 is as follows:

($ in thousands)			Commercial and industrial						CRE - investor owned						CRE - owner occupied						Construction and land development						Residential real estate						Other												Total
Balance at December 31, 2018
Allowance for loan losses:
Balance, beginning of year			$	26,406					$	3,890					$	3,308					$	1,487					$	2,237					$	838											$	38,166
Provision for loan losses			8,394						709						1,216						97						(583)						(20)												9,813
Charge-offs			(6,894)						—						(313)						(56)						(546)						(167)												(7,976)
Recoveries			1,133						84						28						459						508						80												2,292
Balance, end of year			$	29,039					$	4,683					$	4,239					$	1,987					$	1,616					$	731											$	42,295
Balance at December 31, 2019
Allowance for loan losses:
Balance, beginning of year			$	29,039					$	4,683					$	4,239					$	1,987					$	1,616					$	731											$	42,295
Provision for loan losses			4,801						1,708						673						(237)						(330)						67												6,682
Charge-offs			(6,882)						(551)						(58)						(54)						(667)						(382)												(8,594)
Recoveries			338						95						19						776						661						295												2,184
Balance, end of year			$	27,296					$	5,935					$	4,873					$	2,472					$	1,280					$	711											$	42,567
Balance at December 31, 2020
Allowance for credit losses:
Balance at December 31, 2019			$	27,296					$	5,935					$	4,873					$	2,472					$	1,280					$	711											$	42,567
PCI allowance at December 31, 2019			159						—						—						139						—						423												721
CECL adoption			6,494						10,726						2,598						5,183						3,470						(84)												28,387
PCD loans immediately charged off			—						(5)						(57)						(217)						(1,401)						—												(1,680)
Balance, beginning of year			$	33,949					$	16,656					$	7,414					$	7,577					$	3,349					$	1,050											$	69,995
Provision for loan losses			28,373						11,037						7,845						13,438						674						2,012												63,379
Initial allowance on acquired PCD loans			23						2,026						1,427						45						3						—												3,524
Charge-offs			(5,381)						(498)						(30)						(31)						(408)						(391)												(6,739)
Recoveries			1,848						2,841						356						384						967						116												6,512
Balance, end of year			$	58,812					$	32,062					$	17,012					$	21,413					$	4,585					$	2,787											$	136,671

Summary of Portfolio Loans Individually Evaluated for Impairment and Recorded Investment in Impaired Non-Covered Loans by Category

Schedule of Recorded Investment in Impaired Portfolio Loans by Category

The recorded investment in nonperforming loans by category at December 31, 2020 and 2019 is as follows:

			December 31, 2020
($ in thousands)			Non-accrual						Restructured, accruing						Loans over 90 days past due and still accruing interest						Total nonperforming loans						Nonaccrual loans with no allowance
Commercial and industrial			$	18,158					$	3,482					$	130					$	21,770					$	8,316
Real estate:
Commercial - investor owned			9,579						—						—						9,579						716
Commercial - owner occupied			2,940						—						—						2,940						6,024
Residential			4,112						77						—						4,189
Other			29						—						—						29						3,190
Total			$	34,818					$	3,559					$	130					$	38,507					$	18,246

			December 31, 2019
($ in thousands)			Non-accrual						Restructured, accruing						Loans over 90 days past due and still accruing interest						Total nonperforming loans						Nonaccrual loans with no allowance
Commercial and industrial			$	22,328					$	—					$	250					$	22,578					$	7,654
Real estate:
Commercial - investor owned			2,303						—						—						2,303						811
Commercial - owner occupied			213						—						—						213						213
Residential			1,251						79						—						1,330						1,120
Other			1						—						—						1						—
Total			$	26,096					$	79					$	250					$	26,425					$	9,798

Summary of Recorded Investment by for Portfolio Loans Restructured

The recorded investment by category for loans restructured during the years ended December 31, 2020 and 2019 is as follows:

			Year ended December 31, 2020																		Year ended December 31, 2019
($ in thousands, except for number of loans)			Number of Loans						Pre-Modification Outstanding Recorded Balance						Post-Modification Outstanding Recorded Balance						Number of Loans						Pre-Modification Outstanding Recorded Balance						Post-Modification Outstanding Recorded Balance
Commercial and industrial			3						$	7,447					$	7,447					—						$	—					$	—
Real estate:
Commercial - owner occupied			—						—						—						1						188						188
Residential			3						372						372						2						332						332
Total			6						$	7,819					$	7,819					3						$	520					$	520

Summary of Recorded Investment by Category for Portfolio Loans Restructured and Subsequently Defaulted

Restructured loans primarily resulted from interest rate concessions. As of December 31, 2020, the Company allocated an immaterial amount in specific reserves to loans that have been restructured.

Loans restructured that subsequently defaulted during the year ended December 31, 2019 are as follows:

									Year ended December 31, 2019
($ in thousands, except for number of loans)															Number of Loans						Recorded Balance
Commercial and industrial															2						$	352
Total															2						$	352

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 at December 31, 2020 and 2019 is shown below:

			December 31, 2020
($ in thousands)			30-89 Days Past Due						90 or More Days Past Due						Total Past Due						Current						Total
Commercial and industrial			$	8,652					$	12,928					$	21,580					$	3,067,415					$	3,088,995
Real estate:
Commercial - investor owned			734						9,301						10,035						1,579,384						1,589,419
Commercial - owner occupied			328						4,647						4,975						1,493,433						1,498,408
Construction and land development			13						—						13						546,673						546,686
Residential			2,071						2,118						4,189						314,990						319,179
Other			1,731						50						1,781						180,467						182,248
Total			$	13,529					$	29,044					$	42,573					$	7,182,362					$	7,224,935

			December 31, 2019
($ in thousands)			30-89 Days Past Due						90 or More Days Past Due						Total Past Due						Current						Total
Commercial and industrial			$	5,679					$	8,212					$	13,891					$	2,331,932					$	2,345,823
Real estate:
Commercial - investor owned			321						1,492						1,813						1,261,168						1,262,981
Commercial - owner occupied			562						213						775						677,747						678,522
Construction and land development			308						—						308						449,072						449,380
Residential			4,689						595						5,284						349,908						355,192
Other			81						—						81						132,069						132,150
Total			$	11,640					$	10,512					$	22,152					$	5,201,896					$	5,224,048

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

The recorded investment by risk category of the loans by class at December 31, 2020, which is based upon the most recent analysis performed is as follows:

						Term Loans by Origination Year
(in thousands)						2020						2019						2018						2017						2016						Prior						Revolving Loans Converted to Term Loans						Revolving Loans						Total
Commercial and industrial
Pass (1-6)						$	1,402,276					$	454,729					$	262,258					$	132,832					$	25,057					$	58,315					$	14,118					$	527,170					$	2,876,755
Watch (7)						44,922						15,369						9,585						7,509						19,613						110						—						60,448						157,556
Classified (8-9)						6,602						9,219						3,115						3,964						4,490						1,080						1,281						22,432						52,183
Total Commercial and industrial						$	1,453,800					$	479,317					$	274,958					$	144,305					$	49,160					$	59,505					$	15,399					$	610,050					$	3,086,494
Commercial real estate-investor owned
Pass (1-6)						$	481,867					$	338,843					$	189,305					$	131,718					$	138,288					$	161,439					$	6,509					$	32,058					$	1,480,027
Watch (7)						32,308						19,722						6,656						—						9,647						17,370						—						—						85,703
Classified (8-9)						—						5,278						8,716						5,830						1,245						2,620						—						—						23,689
Total Commercial real estate-investor owned						$	514,175					$	363,843					$	204,677					$	137,548					$	149,180					$	181,429					$	6,509					$	32,058					$	1,589,419
Commercial real estate-owner occupied
Pass (1-6)						$	419,142					$	287,001					$	215,181					$	179,382					$	104,470					$	167,456					$	2,672					$	45,323					$	1,420,627
Watch (7)						13,657						5,257						3,113						6,198						4,338						8,460						1,776						941						43,740
Classified (8-9)						2,420						7,427						5,822						6,140						1,309						10,860						—						63						34,041
Total Commercial real estate-owner occupied						$	435,219					$	299,685					$	224,116					$	191,720					$	110,117					$	186,776					$	4,448					$	46,327					$	1,498,408
Construction real estate
Pass (1-6)						$	223,069					$	156,360					$	45,460					$	18,579					$	11,539					$	9,144					$	—					$	28,880					$	493,031
Watch (7)						2,544						86						34,179						11,632						—						2,499						—						—						50,940
Classified (8-9)						56						2,124						503						1						—						31						—						—						2,715
Total Construction real estate						$	225,669					$	158,570					$	80,142					$	30,212					$	11,539					$	11,674					$	—					$	28,880					$	546,686
Residential real estate
Pass (1-6)						$	57,059					$	27,907					$	17,718					$	17,138					$	27,443					$	92,657					$	1,172					$	66,902					$	307,996
Watch (7)						210						840						526						—						514						1,603						287						511						4,491
Classified (8-9)						571						733						121						14						898						3,181						—						253						5,771
Total residential real estate						$	57,840					$	29,480					$	18,365					$	17,152					$	28,855					$	97,441					$	1,459					$	67,666					$	318,258
Other
Pass (1-6)						$	43,526					$	28,195					$	30,074					$	9,646					$	5,641					$	17,027					$	—					$	40,779					$	174,888
Watch (7)						—						1						8						—						—						2,637						—						1						2,647
Classified (8-9)						—						18						19						13						—						17						8						4						79
Total Other						$	43,526					$	28,214					$	30,101					$	9,659					$	5,641					$	19,681					$	8					$	40,784					$	177,614

In the table above, loan originations in 2020 and 2019 with a classification of watch or classified primarily represent renewals or modifications initially underwritten and originated in prior years.

For certain loans, primarily credit cards, the Company evaluates credit quality based on the aging status.

The following table presents the recorded investment on loans based on payment activity:

			December 31, 2020
(in thousands)			Performing						Non Performing						Total
Commercial and industrial			$	2,502					$	—					$	2,502
Real estate:
Residential			921						—						921
Other			4,612						21						4,633
Total			$	8,035					$	21					$	8,056

The recorded investment by risk category of the loans by class and category at December 31, 2019 is as follows:

			December 31, 2019
($ in thousands)			Pass (1-6)						Watch (7)						Classified (8 & 9)												Total*
Commercial and industrial			$	2,151,084					$	124,718					$	70,021											$	2,345,823
Real estate:
Commercial - investor owned			1,242,569						17,572						2,840												1,262,981
Commercial - owner occupied			643,276						28,773						6,473												678,522
Construction and land development			437,134						12,140						106												449,380
Residential			348,246						4,450						2,496												355,192
Other			132,096						3						51												132,150
Total			$	4,954,405					$	187,656					$	81,987											$	5,224,048

*Excludes $90.3 million of loans previously accounted for as PCI

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