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Summary of Significant Accounting Policies (Narrative) (Details) - USD ($) | 12 Months Ended |
--- | --- | ---
Dec. 31, 2019 | Dec. 31, 2018 | Jan. 01, 2019
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |
Regulatory Stock, Par Value | $ 100 |  |
Impairment of investments | $ 0 |  |
Loan servicing assets, impairment | 0 | $ 0 |
Servicing Assets | 187,000 | 178,000 |
Goodwill | 11,331,000 | 11,331,000 |
Goodwill, Impairment Loss | 0 | 0 |
Intangible Assets, Net (Excluding Goodwill) | 235,000 | 336,000 |
Finite-Lived Intangible Assets, Accumulated Amortization | $ 1,110,000 | 1,008,000 |
Finite-Lived Intangible Assets, Amortization Method | sum-of-the-years digits method |  |
Finite-Lived Intangible Asset, Useful Life | 10 years |  |
Amortization of Intangibles | $ 101,000 | 126,000 |
Unrecognized Tax Benefits | 0 | $ 0 |
Unrecognized tax benefits expected within next twelve months | $ 0 |  |
Accounting Standards Update 2016-02 [Member] |  |  |
New Accounting Pronouncements or Change in Accounting Principle [Line Items] |  |  |
Right-of-use assets |  |  | $ 5,300,000

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- Definition The aggregate expense charged against earnings to allocate the cost of intangible assets (nonphysical assets not used in production) in a systematic and rational manner to the periods expected to benefit from such assets. As a noncash expense, this element is added back to net income when calculating cash provided by or used in operations using the indirect method. + References Reference 1: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 230 -SubTopic 10 -Section 45 -Paragraph 28 -Subparagraph (b) -URI http://asc.fasb.org/extlink&oid=118932676&loc=d3e3602-108585 Reference 2: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 50 -Paragraph 2 -Subparagraph (a)(2) -URI http://asc.fasb.org/extlink&oid=66006027&loc=d3e16323-109275 Reference 3: http://fasb.org/us-gaap/role/ref/legacyRef -Publisher FASB -Name Accounting Standards Codification -Topic 350 -SubTopic 30 -Section 45 -Paragraph 2 -URI http://asc.fasb.org/extlink&oid=6388964&loc=d3e16225-109274 + Details
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