Allowance for Credit Losses - Schedule of Loans Restructured in TDRs (Details) $ in Thousands	3 Months Ended	9 Months Ended	12 Months Ended
	Sep. 30, 2022 USD ($) loan	Sep. 30, 2022 USD ($) loan	Sep. 30, 2022 USD ($) loan
Financing Receivable, Troubled Debt Restructuring [Line Items]
TDRs, count | loan	7	36	56
TDRs, balance | $	$ 708	$ 6,226	$ 13,212
Payments in Default
Financing Receivable, Troubled Debt Restructuring [Line Items]
TDRs, count | loan	13	14
TDRs, balance | $	$ 5,067	$ 5,308
Commercial | Commercial, industrial and other
Financing Receivable, Troubled Debt Restructuring [Line Items]
TDRs, count | loan	0	5	15
TDRs, balance | $	$ 0	$ 468	$ 4,995
Commercial | Commercial, industrial and other | Payments in Default
Financing Receivable, Troubled Debt Restructuring [Line Items]
TDRs, count | loan	10	11
TDRs, balance | $	$ 4,469	$ 4,710
Commercial real estate | Non-construction
Financing Receivable, Troubled Debt Restructuring [Line Items]
TDRs, count | loan	0	2	2
TDRs, balance | $	$ 0	$ 1,907	$ 1,907
Commercial real estate | Non-construction | Payments in Default
Financing Receivable, Troubled Debt Restructuring [Line Items]
TDRs, count | loan	0	0
TDRs, balance | $	$ 0	$ 0
Residential real estate and other
Financing Receivable, Troubled Debt Restructuring [Line Items]
TDRs, count | loan	7	29	39
TDRs, balance | $	$ 708	$ 3,851	$ 6,310
Residential real estate and other | Payments in Default
Financing Receivable, Troubled Debt Restructuring [Line Items]
TDRs, count | loan	3	3
TDRs, balance | $	$ 598	$ 598