Allowance For Loan Losses (Schedule Of Allowance For Loan Loss By Portfolio Segment) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2023	Dec. 31, 2022	Dec. 31, 2021
Allowance for Loan Losses [Roll Forward]
Beginning balance	$ 17,108	$ 18,166	$ 24,549
Impact Of Adopting ASU 2022-02	(175)	0	0
Citizens Purchased Credit Deteriorated Loan Reserves	2,811	0	0
Charge-offs	(2,974)	(3,848)	(5,467)
Recoveries	2,732	2,316	2,249
Provision for (recovery of) credit losses	3,243	474	(3,165)
Ending balance	22,745	17,108	18,166
Commercial Loan
Allowance for Loan Losses [Roll Forward]
Beginning balance	3,568	3,480	3,644
Impact Of Adopting ASU 2022-02	12	0	0
Citizens Purchased Credit Deteriorated Loan Reserves	0	0	0
Charge-offs	(153)	(562)	(245)
Recoveries	836	334	171
Provision for (recovery of) credit losses	211	316	(90)
Ending balance	4,474	3,568	3,480
Commercial Real Estate
Allowance for Loan Losses [Roll Forward]
Beginning balance	6,612	7,311	10,997
Impact Of Adopting ASU 2022-02	(1)	0	0
Citizens Purchased Credit Deteriorated Loan Reserves	2,811	0	0
Charge-offs	(380)	(55)	(2,387)
Recoveries	277	207	224
Provision for (recovery of) credit losses	1,826	(851)	(1,523)
Ending balance	11,145	6,612	7,311
Residential Real Estate
Allowance for Loan Losses [Roll Forward]
Beginning balance	5,427	5,716	8,093
Impact Of Adopting ASU 2022-02	(138)	0	0
Citizens Purchased Credit Deteriorated Loan Reserves	0	0	0
Charge-offs	(209)	(265)	(265)
Recoveries	47	99	127
Provision for (recovery of) credit losses	271	(123)	(2,239)
Ending balance	5,398	5,427	5,716
Home Equity Line of Credit
Allowance for Loan Losses [Roll Forward]
Beginning balance	290	517	630
Impact Of Adopting ASU 2022-02	(46)	0	0
Citizens Purchased Credit Deteriorated Loan Reserves	0	0	0
Charge-offs	(400)	(279)	(177)
Recoveries	47	56	90
Provision for (recovery of) credit losses	599	(4)	(26)
Ending balance	490	290	517
Consumer Loan
Allowance for Loan Losses [Roll Forward]
Beginning balance	110	106	163
Impact Of Adopting ASU 2022-02	(2)	0	0
Citizens Purchased Credit Deteriorated Loan Reserves	0	0	0
Charge-offs	(187)	(63)	(242)
Recoveries	123	107	255
Provision for (recovery of) credit losses	225	(40)	(70)
Ending balance	269	110	106
DDA Overdrafts
Allowance for Loan Losses [Roll Forward]
Beginning balance	1,101	1,036	1,022
Impact Of Adopting ASU 2022-02	0	0	0
Citizens Purchased Credit Deteriorated Loan Reserves	0	0	0
Charge-offs	(1,645)	(2,624)	(2,151)
Recoveries	1,402	1,513	1,382
Provision for (recovery of) credit losses	111	1,176	783
Ending balance	969	1,101	1,036
Commercial Real Estate 1-4 Family
Allowance for Loan Losses [Roll Forward]
Beginning balance	566	598	771
Impact Of Adopting ASU 2022-02	(1)	0	0
Citizens Purchased Credit Deteriorated Loan Reserves	0	0	0
Charge-offs	(340)	(55)	(311)
Recoveries	50	160	125
Provision for (recovery of) credit losses	1,127	(137)	13
Ending balance	1,402	566	598
Commercial Real Estate Hotels
Allowance for Loan Losses [Roll Forward]
Beginning balance	2,332	2,426	4,088
Impact Of Adopting ASU 2022-02	0	0	0
Citizens Purchased Credit Deteriorated Loan Reserves	0	0	0
Charge-offs	(40)	0	(2,075)
Recoveries	0	0	0
Provision for (recovery of) credit losses	(81)	(94)	413
Ending balance	2,211	2,332	2,426
Commercial Real Estate Multi-Family
Allowance for Loan Losses [Roll Forward]
Beginning balance	380	483	674
Charge-offs	0	0	0
Recoveries	0	0	0
Provision for (recovery of) credit losses	122	(103)	(191)
Ending balance	1,002	380	483
Commercial Real Estate Non Residential Non-Owner Occupied
Allowance for Loan Losses [Roll Forward]
Beginning balance	2,019	2,319	3,223
Impact Of Adopting ASU 2022-02	0	0	0
Citizens Purchased Credit Deteriorated Loan Reserves	1,536	0	0
Charge-offs	0	0	(1)
Recoveries	171	47	45
Provision for (recovery of) credit losses	351	(347)	(948)
Ending balance	4,077	2,019	2,319
Commercial Real Estate Non Residential Owner Occupied
Allowance for Loan Losses [Roll Forward]
Beginning balance	1,315	1,485	2,241
Impact Of Adopting ASU 2022-02	0	0	0
Citizens Purchased Credit Deteriorated Loan Reserves	775	0	0
Charge-offs	0	0	0
Recoveries	56	0	54
Provision for (recovery of) credit losses	307	(170)	(810)
Ending balance	2,453	1,315	1,485
Commercial Real Estate: Multifamily
Allowance for Loan Losses [Roll Forward]
Impact Of Adopting ASU 2022-02	0	0	0
Citizens Purchased Credit Deteriorated Loan Reserves	$ 500	$ 0	$ 0

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Impact Of Adopting ASU 2022-02

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

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

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

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

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