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Parent Company Only Condensed Financial Information (Condensed Statements Of Operations) (Details) - USD ($) | 9 Months Ended | 12 Months Ended
--- | --- | ---
Sep. 30, 2015 | Dec. 31, 2016 | Dec. 31, 2015
Interest income |  | $ 14,409,000 | $ 12,405,000
Other income |  | 169,000 | 412,000
Interest expense |  | 3,096,000 | 2,608,000
Loss before income tax and undistributed subsidiary income |  | 2,437,000 | 1,284,000
Tax effect | $ 0 | 810,000 | (3,193,000)
Net income |  | 1,627,000 | 4,477,000
Comprehensive income |  | 1,638,000 | 4,417,000
Parent Company [Member] |  |  |
Interest income |  | 2,000 | 1,000
Other income |  | 131,000 | 291,000
Interest expense |  | 185,000 | 164,000
Other expense |  | 646,000 | 548,000
Loss before income tax and undistributed subsidiary income |  | (698,000) | (420,000)
Tax effect |  | 236,000 | 1,798,000
Gain (loss) after income tax and undistributed subsidiary income |  | (462,000) | 1,378,000
Equity in undistributed subsidiary income |  | 2,089,000 | 3,099,000
Net income |  | 1,627,000 | 4,477,000
Comprehensive income |  | $ 1,638,000 | $ 4,417,000

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