Loans Receivable and Allowance for Loan Losses (Allowance for Loan Losses and Recorded Investment in Financing Receivables) (Details) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2018	Dec. 31, 2017
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance,	$ 7,634	$ 6,463
Charge Offs	(989)	(1,220)
Recoveries	82	191
Provision for loan losses	1,725	2,200
Ending balance,	8,452	7,634
Ending balance individually evaluated for impairment
Ending balance collectively evaluated for impairment	8,452	7,634
Residential Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance,	1,272	1,092
Charge Offs	(197)	(83)
Recoveries	9	6
Provision for loan losses	244	257
Ending balance,	1,328	1,272
Ending balance individually evaluated for impairment
Ending balance collectively evaluated for impairment	1,328	1,272
Commercial Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance,	5,265	4,623
Charge Offs	(283)	(902)
Recoveries	33	159
Provision for loan losses	440	1,385
Ending balance,	5,455	5,265
Ending balance individually evaluated for impairment
Ending balance collectively evaluated for impairment	5,455	5,265
Construction Real Estate Loans [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance,	90	78
Charge Offs		(28)
Recoveries
Provision for loan losses	3	40
Ending balance,	93	90
Ending balance individually evaluated for impairment
Ending balance collectively evaluated for impairment	93	90
Commercial [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance,	463	307
Charge Offs	(246)
Recoveries	8
Provision for loan losses	487	156
Ending balance,	712	463
Ending balance individually evaluated for impairment
Ending balance collectively evaluated for impairment	712	463
Consumer Loans To Individuals [Member]
Financing Receivable, Allowance for Credit Losses [Line Items]
Beginning balance,	544	363
Charge Offs	(263)	(207)
Recoveries	32	26
Provision for loan losses	551	362
Ending balance,	864	544
Ending balance individually evaluated for impairment
Ending balance collectively evaluated for impairment	$ 864	$ 544

A valuation allowance for financing receivables that are expected to be uncollectible.

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- Definition

The valuation allowance for financing receivables that are expected to be uncollectible that were collectively evaluated for impairment.

+ References

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- Definition

Amount of valuation allowance for financing receivables that are expected to be uncollectible that were individually evaluated for impairment.

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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No definition available.

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Amount of recovery of financing receivables doubtful of collection that were previously charged off.

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Amount of direct write-downs of financing receivables charged against the allowance.

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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

Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 11B
-Subparagraph (c)(2)
-URI http://asc.fasb.org/extlink&oid=84173941&loc=SL6953423-111524

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 220
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.11)
-URI http://asc.fasb.org/extlink&oid=114873765&loc=SL114874048-224260

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 28
-Subparagraph (a)
-URI http://asc.fasb.org/extlink&oid=109223946&loc=d3e3602-108585

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