Allowance For Credit Losses (Financing Receivable, Allowance for Credit Loss) (Details) - USD ($)	3 Months Ended
Mar. 31, 2024	Mar. 31, 2023
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Financing Receivable, Allowance for Credit Loss, Beginning Balance	$ 22,745,000	$ 17,108,000
Impact of Adopting ASU 2022-02	0	(175,000)
PCD Loan Reserves	0	2,811,000
Financing Receivable, Allowance for Credit Loss, Writeoff	(854,000)	(614,000)
Financing Receivable, Allowance for Credit Loss, Recovery	599,000	676,000
(Recovery of ) provision for credit losses	(180,000)	2,918,000
Financing Receivable, Allowance for Credit Loss, Ending Balance	22,310,000	22,724,000
Commercial and industrial
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Financing Receivable, Allowance for Credit Loss, Beginning Balance	4,474,000	3,565,000
Impact of Adopting ASU 2022-02	0	12,000
PCD Loan Reserves	0	0
Financing Receivable, Allowance for Credit Loss, Writeoff	(306,000)	0
Financing Receivable, Allowance for Credit Loss, Recovery	25,000	83,000
(Recovery of ) provision for credit losses	82,000	626,000
Financing Receivable, Allowance for Credit Loss, Ending Balance	4,275,000	4,286,000
Commercial real estate
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Financing Receivable, Allowance for Credit Loss, Beginning Balance	11,145,000	6,612,000
Impact of Adopting ASU 2022-02	0	(1,000)
PCD Loan Reserves	0	2,811,000
Financing Receivable, Allowance for Credit Loss, Writeoff	(31,000)	(3,000)
Provision for Loan, Lease, and Other Losses	11,000	158,000
(Recovery of ) provision for credit losses	(42,000)	1,608,000
Financing Receivable, Allowance for Credit Loss, Ending Balance	11,083,000	11,185,000
Residential real estate
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Financing Receivable, Allowance for Credit Loss, Beginning Balance	5,398,000	5,430,000
Impact of Adopting ASU 2022-02	0	(138,000)
PCD Loan Reserves	0	0
Financing Receivable, Allowance for Credit Loss, Writeoff	(19,000)	(32,000)
Financing Receivable, Allowance for Credit Loss, Recovery	49,000	10,000
(Recovery of ) provision for credit losses	(291,000)	214,000
Financing Receivable, Allowance for Credit Loss, Ending Balance	5,137,000	5,484,000
Home equity
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Financing Receivable, Allowance for Credit Loss, Beginning Balance	490,000	290,000
Impact of Adopting ASU 2022-02	0	(46,000)
PCD Loan Reserves	0	0
Financing Receivable, Allowance for Credit Loss, Writeoff	(27,000)	(67,000)
Financing Receivable, Allowance for Credit Loss, Recovery	9,000	4,000
(Recovery of ) provision for credit losses	35,000	219,000
Financing Receivable, Allowance for Credit Loss, Ending Balance	507,000	400,000
Consumer
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Financing Receivable, Allowance for Credit Loss, Beginning Balance	269,000	110,000
Impact of Adopting ASU 2022-02	0	(2,000)
PCD Loan Reserves	0	0
Financing Receivable, Allowance for Credit Loss, Writeoff	(115,000)	(62,000)
Financing Receivable, Allowance for Credit Loss, Recovery	98,000	23,000
(Recovery of ) provision for credit losses	174,000	302,000
Financing Receivable, Allowance for Credit Loss, Ending Balance	426,000	371,000
Demand deposit account (DDA) overdrafts
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Financing Receivable, Allowance for Credit Loss, Beginning Balance	969,000	1,101,000
Impact of Adopting ASU 2022-02	0	0
PCD Loan Reserves	0	0
Financing Receivable, Allowance for Credit Loss, Writeoff	(356,000)	(450,000)
Financing Receivable, Allowance for Credit Loss, Recovery	407,000	398,000
(Recovery of ) provision for credit losses	(138,000)	(51,000)
Financing Receivable, Allowance for Credit Loss, Ending Balance	882,000	998,000
1-4 Family
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Financing Receivable, Allowance for Credit Loss, Beginning Balance	1,402,000	566,000
Impact of Adopting ASU 2022-02	0	(1,000)
PCD Loan Reserves	0	0
Financing Receivable, Allowance for Credit Loss, Writeoff	(31,000)	(3,000)
Financing Receivable, Allowance for Credit Loss, Recovery	11,000	14,000
(Recovery of ) provision for credit losses	12,000	37,000
Financing Receivable, Allowance for Credit Loss, Ending Balance	1,394,000	613,000
Hotels
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Financing Receivable, Allowance for Credit Loss, Beginning Balance	2,211,000	2,332,000
Impact of Adopting ASU 2022-02	0	0
PCD Loan Reserves	0	0
Financing Receivable, Allowance for Credit Loss, Writeoff	0	0
Financing Receivable, Allowance for Credit Loss, Recovery	0	0
(Recovery of ) provision for credit losses	46,000	(148,000)
Financing Receivable, Allowance for Credit Loss, Ending Balance	2,257,000	2,184,000
Multi-family
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Financing Receivable, Allowance for Credit Loss, Beginning Balance	1,002,000	380,000
Impact of Adopting ASU 2022-02	0	0
PCD Loan Reserves	0	500,000
Financing Receivable, Allowance for Credit Loss, Writeoff	0	0
Financing Receivable, Allowance for Credit Loss, Recovery	0	0
(Recovery of ) provision for credit losses	(3,000)	147,000
Financing Receivable, Allowance for Credit Loss, Ending Balance	999,000	1,027,000
Non Residential Non-Owner Occupied
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Financing Receivable, Allowance for Credit Loss, Beginning Balance	4,077,000	2,019,000
Impact of Adopting ASU 2022-02	0	0
PCD Loan Reserves	0	1,536,000
Financing Receivable, Allowance for Credit Loss, Writeoff	0	0
Financing Receivable, Allowance for Credit Loss, Recovery	0	144,000
(Recovery of ) provision for credit losses	(65,000)	1,225,000
Financing Receivable, Allowance for Credit Loss, Ending Balance	4,012,000	4,924,000
Non Residential Owner Occupied
Financing Receivable, Allowance for Credit Loss [Roll Forward]
Financing Receivable, Allowance for Credit Loss, Beginning Balance	2,453,000	1,315,000
Impact of Adopting ASU 2022-02	0	0
PCD Loan Reserves	0	775,000
Financing Receivable, Allowance for Credit Loss, Writeoff	0	0
Financing Receivable, Allowance for Credit Loss, Recovery	0	0
(Recovery of ) provision for credit losses	(32,000)	347,000
Financing Receivable, Allowance for Credit Loss, Ending Balance	$ 2,421,000	$ 2,437,000

Citizens Purchased Credit Deteriorated Loan Reserves

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Impact Of Adopting ASU 2022-02

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- Definition

Amount of allowance for credit loss on financing receivable. Excludes allowance for financing receivable covered under loss sharing agreement.

+ References

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- Definition

Amount of increase in allowance for credit loss on financing receivable from recovery.

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- Definition

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

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Amount of writeoff of financing receivable, charged against allowance for credit loss.

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- Definition

Amount of expense related loan transactions, lease transactions, credit loss from transactions other than loan and lease transactions, and other loss based on assessment of uncollectability from the counterparty to reduce the account to their net realizable value.

+ References

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- Definition

Amount of credit loss expense (reversal of expense) for financing receivable.

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