Loans - Schedule of Portfolio Loans, Purchased Credit Impaired Loans and Purchased Unimpaired Loans (Details) - USD ($) $ in Thousands	Sep. 30, 2022	Dec. 31, 2021
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 6,690,845	$ 5,925,029
Construction and land development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	361,913	230,824
Commercial real estate - owner-occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	1,253,459	1,197,774
Commercial real estate - non owner-occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	2,107,614	1,736,439
Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	1,599,765	1,425,354
Commercial and financial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	1,182,384	1,069,356
Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	180,416	174,175
Paycheck Protection Program
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	5,294	91,107
Acquired Non-PCD Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	931,316	868,418
Acquired Non-PCD Loans | Construction and land development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	23,808	31,438
Acquired Non-PCD Loans | Commercial real estate - owner-occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	245,943	186,812
Acquired Non-PCD Loans | Commercial real estate - non owner-occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	469,363	382,554
Acquired Non-PCD Loans | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	106,597	156,957
Acquired Non-PCD Loans | Commercial and financial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	78,406	84,395
Acquired Non-PCD Loans | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	3,521	4,658
Acquired Non-PCD Loans | Paycheck Protection Program
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	3,678	21,604
PCD Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	106,172	126,939
PCD Loans | Construction and land development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	35	45
PCD Loans | Commercial real estate - owner-occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	18,902	27,445
PCD Loans | Commercial real estate - non owner-occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	70,113	75,705
PCD Loans | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	4,809	7,091
PCD Loans | Commercial and financial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	12,313	16,643
PCD Loans | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	0	10
PCD Loans | Paycheck Protection Program
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	0	0
Portfolio Loans
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	5,653,357	4,929,672
Portfolio Loans | Construction and land development
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	338,070	199,341
Portfolio Loans | Commercial real estate - owner-occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	988,614	983,517
Portfolio Loans | Commercial real estate - non owner-occupied
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	1,568,138	1,278,180
Portfolio Loans | Residential real estate
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	1,488,359	1,261,306
Portfolio Loans | Commercial and financial
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	1,091,665	968,318
Portfolio Loans | Consumer
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	176,895	169,507
Portfolio Loans | Paycheck Protection Program
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans	$ 1,616	$ 69,503