Derivative Financial Instruments - Effect of Derivative Instruments on Consolidated Statements of Income Derivative in Fair Value Hedging Relationship (Details) - USD ($) $ in Thousands	3 Months Ended		6 Months Ended
	Jun. 30, 2022	Jun. 30, 2021	Jun. 30, 2022	Jun. 30, 2021
Derivative designated as hedging instruments
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain (loss) recognized on derivative	$ 275	$ 475	$ 615	$ 984
Derivative designated as hedging instruments | Interest expense – Borrowings | Interest rate contracts
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain (loss) recognized on derivative	275	475	615	984
Not Designated as Hedging Instrument
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain (loss) recognized on derivative	353	696	(669)	(545)
Not Designated as Hedging Instrument | Non–interest income – Gain on sale of loans | Mortgage loan contracts
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain (loss) recognized on derivative	434	(5)	87	(545)
Not Designated as Hedging Instrument | Non–interest income – Gain on sale of loans | Commitments to originate mortgage loans
Derivative Instruments, Gain (Loss) [Line Items]
Amount of gain (loss) recognized on derivative	$ (81)	$ 701	$ (756)	$ 0