Loans Receivable and Allowance for Loan Losses (Allowance for Loan Losses and Recorded Investment in Financing Receivables) (Details) - USD ($) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2021	Jun. 30, 2020	Jun. 30, 2021	Jun. 30, 2020
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance,	$ 14,509	$ 9,088	$ 13,150	$ 8,509
Charge Offs	(711)	(94)	(879)	(244)
Recoveries	42	18	69	47
Provision for loan losses	1,500	1,300	3,000	2,000
Ending balance,	15,340	10,312	15,340	10,312
Ending balance individually evaluated for impairment		392		392
Ending balance collectively evaluated for impairment	15,340	9,920	15,340	9,920
Residential Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance,	2,124	1,644	1,960	1,552
Charge Offs			(5)	(1)
Recoveries	3	1	5	3
Provision for loan losses	106	7	273	98
Ending balance,	2,233	1,652	2,233	1,652
Ending balance collectively evaluated for impairment	2,233	1,652	2,233	1,652
Commercial Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance,	9,084	4,915	8,004	4,687
Charge Offs	(439)		(439)	(33)
Recoveries	6	2	10	6
Provision for loan losses	929	1,162	2,005	1,419
Ending balance,	9,580	6,079	9,580	6,079
Ending balance individually evaluated for impairment		392		392
Ending balance collectively evaluated for impairment	9,580	5,687	9,580	5,687
Construction Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance,	122	87	150	95
Provision for loan losses	15	(1)	(13)	(9)
Ending balance,	137	86	137	86
Ending balance collectively evaluated for impairment	137	86	137	86
Commercial [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance,	1,405	1,064	1,360	949
Charge Offs	(114)	(18)	(174)	(18)
Recoveries	16	8	24	18
Provision for loan losses	196	22	293	127
Ending balance,	1,503	1,076	1,503	1,076
Ending balance collectively evaluated for impairment	1,503	1,076	1,503	1,076
Consumer Loans To Individuals [Member]
Financing Receivable, Allowance for Credit Loss [Line Items]
Beginning balance,	1,774	1,378	1,676	1,226
Charge Offs	(158)	(76)	(261)	(192)
Recoveries	17	7	30	20
Provision for loan losses	254	110	442	365
Ending balance,	1,887	1,419	1,887	1,419
Ending balance collectively evaluated for impairment	$ 1,887	$ 1,419	$ 1,887	$ 1,419

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

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