Business Combinations and Asset Acquisitions - PCD Loans (Details) - USD ($) $ in Thousands		3 Months Ended	9 Months Ended
	Feb. 01, 2023	Sep. 30, 2023	Sep. 30, 2023
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	$ 304,700
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date		$ 0	$ (27,205)
Centric Bank
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	304,670
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	(27,205)
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(6,934)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	270,531
Commercial, financial, agricultural and other [Member]
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date		0	(19,417)
Commercial, financial, agricultural and other [Member] | Centric Bank
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	84,095
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	(19,417)
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	117
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	64,795
Commercial, financial, agricultural and other [Member] | Time and Demand Loans
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date		0	(19,417)
Commercial, financial, agricultural and other [Member] | Time and Demand Loans | Centric Bank
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	84,095
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	(19,417)
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	117
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	64,795
Construction | Centric Bank
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	29,947
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	(287)
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(479)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	29,181
Construction | Construction Other | Centric Bank
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	16,978
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	(227)
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(179)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	16,572
Construction | Construction Residential | Centric Bank
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	12,969
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	(60)
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(300)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	12,609
Residential real estate [Member]
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date		0	(527)
Residential real estate [Member] | Centric Bank
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	16,564
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	(527)
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(496)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	15,541
Residential real estate [Member] | Senior Lien
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date		0	(197)
Residential real estate [Member] | Senior Lien | Centric Bank
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	13,740
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	(197)
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(264)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	13,279
Residential real estate [Member] | Junior Lien
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date		0	(330)
Residential real estate [Member] | Junior Lien | Centric Bank
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	2,824
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	(330)
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(232)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	2,262
Commercial Real Estate [Member]
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date		0	(6,971)
Commercial Real Estate [Member] | Centric Bank
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	174,002
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	(6,971)
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(6,073)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	160,958
Commercial Real Estate [Member] | Multifamily
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date		0	(234)
Commercial Real Estate [Member] | Multifamily | Centric Bank
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	13,169
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	(234)
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(1,413)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	11,522
Commercial Real Estate [Member] | Nonowner Occupied Commercial Real Estate
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date		0	(2,739)
Commercial Real Estate [Member] | Nonowner Occupied Commercial Real Estate | Centric Bank
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	97,324
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	(2,739)
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(1,902)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	92,683
Commercial Real Estate [Member] | Owner Occupied Commercial Real Estate
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date		0	(3,998)
Commercial Real Estate [Member] | Owner Occupied Commercial Real Estate | Centric Bank
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	63,509
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	(3,998)
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(2,758)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	56,753
Loans to individuals [Member]
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date		0	(3)
Loans to individuals [Member] | Centric Bank
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	62
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	(3)
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(3)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	56
Loans to individuals [Member] | Automobiles
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date		$ 0	$ (3)
Loans to individuals [Member] | Automobiles | Centric Bank
Schedule of PCD Loans Purchased in Business Acquisition [Line Items]
Financing Receivable, Purchased with Credit Deterioration, Amount at Par Value	62
Financing Receivable, Purchased with Credit Deterioration, Allowance for Credit Loss at Acquisition Date	(3)
Financing Receivable, Purchased with Credit Deterioration, Discount (Premium)	(3)
Financing Receivable, Purchased with Credit Deterioration, Amount at Purchase Price	$ 56