Loans, Loans Modified in a Troubled Debt Restructuring (Details) $ in Thousands	12 Months Ended
Dec. 31, 2022 USD ($) loan	Dec. 31, 2021 USD ($) loan	Dec. 31, 2020 USD ($) loan
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	72	88	77
Recorded Investment(a)	$ 11,370	$ 18,216	$ 36,154
Unpaid Principal Balance(b)	$ 11,616	$ 24,201	$ 37,125
Commercial and industrial
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	2	4	7
Recorded Investment(a)	$ 281	$ 610	$ 1,823
Unpaid Principal Balance(b)	$ 281	$ 610	$ 2,059
Commercial real estate - owner occupied
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	0	0	4
Recorded Investment(a)	$ 0	$ 0	$ 658
Unpaid Principal Balance(b)	$ 0	$ 0	$ 689
Commercial real estate - investor
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	0	6	10
Recorded Investment(a)	$ 0	$ 4,259	$ 26,563
Unpaid Principal Balance(b)	$ 0	$ 10,166	$ 26,567
Residential mortgage
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	55	69	36
Recorded Investment(a)	$ 10,557	$ 12,415	$ 6,031
Unpaid Principal Balance(b)	$ 10,777	$ 12,463	$ 6,113
Home equity
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	15	9	20
Recorded Investment(a)	$ 531	$ 932	$ 1,078
Unpaid Principal Balance(b)	$ 557	$ 963	$ 1,697

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Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2009/role/commonPracticeRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI https://asc.fasb.org/extlink&oid=123577603&loc=SL6953676-111524

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Amount, after troubled debt restructuring, of modified financing receivable.

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Amount, before troubled debt restructuring, of financing receivable to be modified.

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