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Securities (Narrative) (Details)
12 Months Ended
Dec. 31, 2018
USD ($)
security
item
Dec. 31, 2017
USD ($)
Number Of Securities Evaluated For Other Than Temporary Impairment [Line Items]    
Available-for-sale Securities Pledged as Collateral $ 19,401,000 $ 12,123,000
Available-for-sale Securities 52,727,000 55,312,000
Reportable Legal Entities [Member]    
Number Of Securities Evaluated For Other Than Temporary Impairment [Line Items]    
Available-for-sale Securities, Gross Realized Losses 113,000 0
Available-for-sale Securities 0 9,940,000
US Treasuries [Member]    
Number Of Securities Evaluated For Other Than Temporary Impairment [Line Items]    
Available-for-sale Securities 1,845,000 1,858,000
Mortgage Backed Securities, Other [Member]    
Number Of Securities Evaluated For Other Than Temporary Impairment [Line Items]    
Available-for-sale Securities 11,876,000 13,388,000
US Agency Obligations [Member]    
Number Of Securities Evaluated For Other Than Temporary Impairment [Line Items]    
Available-for-sale Securities 23,267,000 23,850,000
Municipals [Member]    
Number Of Securities Evaluated For Other Than Temporary Impairment [Line Items]    
Available-for-sale Securities 12,009,000 12,274,000
Corporates [Member]    
Number Of Securities Evaluated For Other Than Temporary Impairment [Line Items]    
Available-for-sale Securities $ 3,730,000 $ 3,942,000
S&P Rated AA [Member] | Mortgage Backed Securities, Other [Member]    
Number Of Securities Evaluated For Other Than Temporary Impairment [Line Items]    
Number Of Securities Held | security 12  
S&P Rated AA [Member] | US Agency Obligations [Member]    
Number Of Securities Evaluated For Other Than Temporary Impairment [Line Items]    
Number Of Securities Held | item 21  
S&P Rated A [Member] | Municipals [Member]    
Number Of Securities Evaluated For Other Than Temporary Impairment [Line Items]    
Number Of Securities Held | item 19  
S&P Rated BBB+ [Member] | Corporates [Member]    
Number Of Securities Evaluated For Other Than Temporary Impairment [Line Items]    
Number Of Securities Held | security 5