Derivative Financial Instruments - Type of Hedge and Fair Value of Derivative Instruments (Details) - USD ($) $ in Thousands	3 Months Ended	9 Months Ended
	Mar. 31, 2022	Sep. 30, 2022	Dec. 31, 2021
Derivative, Fair Value, Net [Abstract]
Asset Derivatives		$ 43,841	$ 12,283
Liability Derivatives		24,932	5,961
Fair Value Hedges
Derivative Instrument Detail [Abstract]
Notional Amount		$ 155,386	155,648
Average Maturity (years)	5 years 10 months 24 days	5 years 2 months 12 days
Fair Value		$ 21,826	4,029
Derivatives not designated as hedging instruments
Derivative Instrument Detail [Abstract]
Notional Amount		$ 676,396	741,743
Average Maturity (years)	3 years 4 months 24 days	4 years 3 months 18 days
Fair Value		$ (2,917)	2,293
Derivative, Fair Value, Net [Abstract]
Asset Derivatives		22,015	7,870
Liability Derivatives		24,932	5,577
Derivatives not designated as hedging instruments | Rate-lock mortgage loan commitments
Derivative Instrument Detail [Abstract]
Notional Amount		$ 76,383	129,846
Average Maturity (years)	1 month 6 days	1 month 6 days
Fair Value		$ (6,356)	2,140
Derivatives not designated as hedging instruments | Mandatory commitments to sell mortgage loans
Derivative Instrument Detail [Abstract]
Notional Amount		$ 73,141	97,737
Average Maturity (years)	1 month 6 days	1 month 6 days
Fair Value		$ 2,806	(68)
Derivatives not designated as hedging instruments | Interest rate swaption agreement
Derivative Instrument Detail [Abstract]
Notional Amount			10,000
Average Maturity (years)	2 months 12 days
Fair Value			186
Derivatives not designated as hedging instruments | Interest rate cap agreements
Derivative Instrument Detail [Abstract]
Notional Amount			90,000
Average Maturity (years)	1 year 3 months 18 days
Fair Value			35
Fixed Income Interest Rate | Fair Value Hedges | Interest Rate Swap
Derivative Instrument Detail [Abstract]
Notional Amount		$ 6,491	6,753
Average Maturity (years)	7 years 4 months 24 days	6 years 7 months 6 days
Fair Value		$ 484	(384)
Fixed Income Interest Rate | Fair Value Hedges | Interest Rate Swap
Derivative Instrument Detail [Abstract]
Notional Amount		$ 148,895	148,895
Average Maturity (years)	5 years 9 months 18 days	5 years 1 month 6 days
Fair Value		$ 21,342	4,413
Fixed Income Interest Rate | Derivatives not designated as hedging instruments | Interest Rate Swap | Mortgage
Derivative Instrument Detail [Abstract]
Notional Amount		$ 9,500
Average Maturity (years)		6 years 6 months
Fair Value		$ 633
Fixed Income Interest Rate | Derivatives not designated as hedging instruments | Interest Rate Swap | Commercial
Derivative Instrument Detail [Abstract]
Notional Amount		$ 258,686	207,080
Average Maturity (years)	5 years 8 months 12 days	5 years 6 months
Fair Value		$ 18,560	(5,179)
Variable Income Interest Rate | Derivatives not designated as hedging instruments | Interest Rate Swap | Commercial
Derivative Instrument Detail [Abstract]
Notional Amount		$ 258,686	207,080
Average Maturity (years)	5 years 8 months 12 days	5 years 6 months
Fair Value		$ (18,560)	5,179
Other assets | Derivatives not designated as hedging instruments | Rate-lock mortgage loan commitments
Derivative, Fair Value, Net [Abstract]
Asset Derivatives		0	2,140
Other assets | Derivatives not designated as hedging instruments | Mandatory commitments to sell mortgage loans
Derivative, Fair Value, Net [Abstract]
Asset Derivatives		2,806	0
Other assets | Derivatives not designated as hedging instruments | Interest rate swaption agreement
Derivative, Fair Value, Net [Abstract]
Asset Derivatives		0	186
Other assets | Derivatives not designated as hedging instruments | Interest rate cap agreements
Derivative, Fair Value, Net [Abstract]
Asset Derivatives		0	35
Other assets | Fixed Income Interest Rate | Derivatives designated as hedging instruments | Interest Rate Swap
Derivative, Fair Value, Net [Abstract]
Asset Derivatives		21,826	4,413
Other assets | Fixed Income Interest Rate | Derivatives not designated as hedging instruments | Interest Rate Swap | Mortgage
Derivative, Fair Value, Net [Abstract]
Asset Derivatives		633	0
Other assets | Fixed Income Interest Rate | Derivatives not designated as hedging instruments | Interest Rate Swap | Commercial
Derivative, Fair Value, Net [Abstract]
Asset Derivatives		18,568	165
Other assets | Variable Income Interest Rate | Derivatives not designated as hedging instruments | Interest Rate Swap | Commercial
Derivative, Fair Value, Net [Abstract]
Asset Derivatives		8	5,344
Other liabilities | Derivatives not designated as hedging instruments | Rate-lock mortgage loan commitments
Derivative, Fair Value, Net [Abstract]
Liability Derivatives		6,356	0
Other liabilities | Derivatives not designated as hedging instruments | Mandatory commitments to sell mortgage loans
Derivative, Fair Value, Net [Abstract]
Liability Derivatives		0	68
Other liabilities | Derivatives not designated as hedging instruments | Interest rate swaption agreement
Derivative, Fair Value, Net [Abstract]
Liability Derivatives		0	0
Other liabilities | Derivatives not designated as hedging instruments | Interest rate cap agreements
Derivative, Fair Value, Net [Abstract]
Liability Derivatives		0	0
Other liabilities | Fixed Income Interest Rate | Derivatives designated as hedging instruments | Interest Rate Swap
Derivative, Fair Value, Net [Abstract]
Liability Derivatives		0	384
Other liabilities | Fixed Income Interest Rate | Derivatives not designated as hedging instruments | Interest Rate Swap | Mortgage
Derivative, Fair Value, Net [Abstract]
Liability Derivatives		0	0
Other liabilities | Fixed Income Interest Rate | Derivatives not designated as hedging instruments | Interest Rate Swap | Commercial
Derivative, Fair Value, Net [Abstract]
Liability Derivatives		8	5,344
Other liabilities | Variable Income Interest Rate | Derivatives not designated as hedging instruments | Interest Rate Swap | Commercial
Derivative, Fair Value, Net [Abstract]
Liability Derivatives		$ 18,568	$ 165