Business Combinations and Asset Acquisitions - nonPCD Loans (Details) - USD ($) $ in Thousands		3 Months Ended
	Feb. 01, 2023	Mar. 31, 2023	Mar. 31, 2022
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	$ 10,700	$ 10,653	$ 0
Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	10,653
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(21,813)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	652,927
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	674,740
Commercial, financial, agricultural and other [Member] | Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	3,482
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(5,451)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	162,058
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	167,509
Commercial, financial, agricultural and other [Member] | Time and Demand Loans | Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	3,436
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(5,342)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	160,439
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	165,781
Commercial, financial, agricultural and other [Member] | Equipment Finance | Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	0
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	0
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	4
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	4
Commercial, financial, agricultural and other [Member] | Time and Demand Loans Other | Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	46
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(109)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	1,615
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	1,724
Real estate construction [Member] | Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	1,638
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(1,126)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	51,647
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	52,773
Real estate construction [Member] | Construction Other | Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	1,146
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(971)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	33,830
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	34,801
Real estate construction [Member] | Construction Residential | Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	492
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(155)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	17,817
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	17,972
Commercial Real Estate [Member] | Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	4,911
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(12,607)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	366,170
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	378,777
Commercial Real Estate [Member] | Multifamily | Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	514
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(1,203)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	44,272
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	45,475
Commercial Real Estate [Member] | Nonowner Occupied Commercial Real Estate | Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	2,111
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(5,660)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	177,133
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	182,793
Commercial Real Estate [Member] | Owner Occupied Commercial Real Estate | Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	2,286
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(5,744)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	144,765
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	150,509
Loans to individuals [Member] | Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	8
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(36)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	604
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	640
Loans to individuals [Member] | Automobiles | Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	4
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(25)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	424
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	449
Loans to individuals [Member] | Other Consumer Loans | Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	4
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(11)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	180
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	191
Residential real estate [Member] | Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	614
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(2,593)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	72,448
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	75,041
Residential real estate [Member] | Senior Lien | Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	437
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(1,981)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	51,631
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	53,612
Residential real estate [Member] | Junior Lien | Centric Bank
Schedule of nonPCD Loans Purchased in Business Acquisition [Line Items]
Provision for credit losses - acquisition day 1 non-PCD	177
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(612)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	20,817
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	$ 21,429