Securities (Fair Value to Amortized Cost Basis) (Details) - USD ($) $ in Thousands	Mar. 31, 2019	Dec. 31, 2018
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized cost, available for sale	$ 129,053	$ 122,524
Gross unrealized gains, available for sale	800	209
Gross unrealized losses, available for sale	1,453	2,757
Estimated fair value, available for sale	128,400	119,976
Amortized cost, Held-to-maturity Securities	95,495	96,271
Gross unrealized gains, held to maturity	343	146
Gross unrealized losses, held to maturity	1,273	2,672
Estimated Fair Value, held to maturity	94,565	93,745
Equity Securities Carried At Fair Value Through Income, Estimated Fair Value	4,511	4,428
Non-marketable equity securities held in other financial institutions	209	209
Non-Marketable Equity Securities Held In Other Financial Institutions, Estimated Fair Value	209	209
Residential Mortgage Backed Securities Issued By US Government Sponsored Enterprises [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized cost, available for sale	12,343	7,641
Gross unrealized gains, available for sale	27	1
Gross unrealized losses, available for sale	126	281
Estimated fair value, available for sale	12,244	7,361
Amortized cost, Held-to-maturity Securities	25,191	25,948
Gross unrealized gains, held to maturity	124	75
Gross unrealized losses, held to maturity	192	756
Estimated Fair Value, held to maturity	25,123	25,267
Residential Collateralized Mortgage Obligations, Issued By US Government Sponsored Enterprises [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized cost, available for sale	104,772	102,411
Gross unrealized gains, available for sale	754	199
Gross unrealized losses, available for sale	1,014	1,870
Estimated fair value, available for sale	104,512	100,740
Amortized cost, Held-to-maturity Securities	52,074	52,375
Gross unrealized gains, held to maturity	188	64
Gross unrealized losses, held to maturity	842	1,360
Estimated Fair Value, held to maturity	51,420	51,079
US Agency [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized cost, available for sale	11,938	12,472
Gross unrealized gains, available for sale	19	9
Gross unrealized losses, available for sale	313	606
Estimated fair value, available for sale	11,644	11,875
Amortized cost, Held-to-maturity Securities	10,319	10,507
Gross unrealized gains, held to maturity	31	7
Gross unrealized losses, held to maturity	188	404
Estimated Fair Value, held to maturity	10,162	10,110
Residential Collateralized Mortgage Obligations, Issued By Private Enterprises [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized cost, Held-to-maturity Securities	465	483
Gross unrealized losses, held to maturity	19	41
Estimated Fair Value, held to maturity	446	442
US Government Agencies Callable Agency Bonds [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized cost, Held-to-maturity Securities	5,007	5,009
Gross unrealized losses, held to maturity	31	110
Estimated Fair Value, held to maturity	4,976	4,899
Certificates of Deposit Fixed [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized cost, Held-to-maturity Securities	950	950
Estimated Fair Value, held to maturity	950	950
US Government Obligations [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Amortized cost, Held-to-maturity Securities	1,489	999
Gross unrealized losses, held to maturity	1	1
Estimated Fair Value, held to maturity	1,488	998
CRA Investment Fund [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Equity securities carried at fair value through income	4,511	4,428
Equity Securities Carried At Fair Value Through Income, Estimated Fair Value	4,511	4,428
Other Equity Securities [Member]
Schedule of Trading Securities and Other Trading Assets [Line Items]
Non-marketable equity securities held in other financial institutions	209	209
Non-Marketable Equity Securities Held In Other Financial Institutions, Estimated Fair Value	$ 209	$ 209

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Equity Securities Carried At Fair Value Through Income, Estimated Fair Value

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Non-Marketable Equity Securities Held In Other Financial Institutions

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