Loans Receivable and Allowance for Loan Losses (Allowance for Loan Losses and Recorded Investment in Financing Receivables) (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2022	Sep. 30, 2021	Sep. 30, 2022	Sep. 30, 2021
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance,	$ 17,017	$ 15,340	$ 16,442	$ 13,150
Charge Offs	(117)	(120)	(386)	(999)
Recoveries	31	133	275	202
Provision for loan losses		750	600	3,750
Ending balance,	16,931	16,103	16,931	16,103
Ending balance individually evaluated for impairment		275		275
Ending balance collectively evaluated for impairment	16,931	15,828	16,931	15,828
Residential Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance,	2,740	2,233	2,175	1,960
Charge Offs			(120)	(5)
Recoveries	4	59	122	64
Provision for loan losses	169	151	736	424
Ending balance,	2,913	2,443	2,913	2,443
Ending balance collectively evaluated for impairment	2,913	2,443	2,913	2,443
Commercial Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance,	9,155	9,580	10,878	8,004
Charge Offs	(1)	(13)	(1)	(452)
Recoveries		5	80	15
Provision for loan losses	(551)	319	(2,354)	2,324
Ending balance,	8,603	9,891	8,603	9,891
Ending balance individually evaluated for impairment		275		275
Ending balance collectively evaluated for impairment	8,603	9,616	8,603	9,616
Farmland [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance,	218
Provision for loan losses	2		220
Ending balance,	220		220
Ending balance collectively evaluated for impairment	220		220
Construction Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance,	242	137	133	150
Provision for loan losses	77	26	186	13
Ending balance,	319	163	319	163
Ending balance collectively evaluated for impairment	319	163	319	163
Commercial [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance,	2,504	1,503	1,490	1,360
Charge Offs	(1)		(16)	(174)
Recoveries	13	9	36	33
Provision for loan losses	(96)	93	910	386
Ending balance,	2,420	1,605	2,420	1,605
Ending balance collectively evaluated for impairment	2,420	1,605	2,420	1,605
Other Agricultural [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance,	112
Provision for loan losses	11		123
Ending balance,	123		123
Ending balance collectively evaluated for impairment	123		123
Consumer Loans To Individuals [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance,	2,046	1,887	1,766	1,676
Charge Offs	(115)	(107)	(249)	(368)
Recoveries	14	60	37	90
Provision for loan losses	388	161	779	603
Ending balance,	2,333	2,001	2,333	2,001
Ending balance collectively evaluated for impairment	$ 2,333	$ 2,001	$ 2,333	$ 2,001