Derivatives and Hedging Derivatives and Hedging (Additional Information) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2020 USD ($) loan	Dec. 31, 2019 USD ($)	Dec. 31, 2018 USD ($)
Other Commitments [Line Items]
Derivative Instruments, Gain (Loss) Reclassification from Accumulated OCI to Income, Estimated Net Amount to be Transferred	$ 1,400
Unrealized Gain (Loss) on Derivatives	1,100	$ (61)
Interest Rate Swap On Loans [Member]
Other Commitments [Line Items]
Derivative Instrument Payment Of Interest Rate Swaps Designated As Cash Flow Hedges	1,000	(214)
Restricted Cash and Cash Equivalents	4,300	560
Derivative, Notional Amount	100,000	100,000
Interest rate swaps
Other Commitments [Line Items]
Derivative Instrument Payment Of Interest Rate Swaps Designated As Cash Flow Hedges	1,400	738	$ 889
Derivative, Notional Amount	53,000
Derivative, Notional Amount	53,000	43,000
Customer Loan Swaps [Member]
Other Commitments [Line Items]
Restricted Cash and Cash Equivalents	44,200	18,400
Interest Rate Lock Commitments [Member]
Other Commitments [Line Items]
Unrealized Gain (Loss) on Derivatives	(102)	395	$ (218)
Derivative, Notional Amount	86,920	29,606
Interest Rate Swap on Borrowings
Other Commitments [Line Items]
Derivative Instrument Payment Of Interest Rate Swaps Designated As Cash Flow Hedges	$ 232
Derivative, Number of Interest Rate Swap Agreements | loan	2
Derivative, Notional Amount	$ 100,000
Other Assets [Member] | Interest rate swaps
Other Commitments [Line Items]
Restricted Cash and Cash Equivalents	13,300	8,800
Other Assets [Member] | Interest Rate Lock Commitments [Member]
Other Commitments [Line Items]
Derivative, Notional Amount	58,574	27,087
Contract Two [Member] | Interest rate swaps
Other Commitments [Line Items]
Derivative, Notional Amount	10,000	10,000
Contract Two [Member] | Interest Rate Swap on Borrowings
Other Commitments [Line Items]
Derivative, Notional Amount	50,000
Contract One [Member] | Interest rate swaps
Other Commitments [Line Items]
Derivative, Notional Amount	10,000	10,000
Contract One [Member] | Interest Rate Swap on Borrowings
Other Commitments [Line Items]
Derivative, Notional Amount	50,000
Contract Six | Interest rate swaps
Other Commitments [Line Items]
Derivative, Notional Amount	$ 10,000	$ 0