Deposits - Narrative (Details) - USD ($) |
12 Months Ended | ||
|---|---|---|---|
Dec. 31, 2016 |
Dec. 31, 2015 |
Dec. 31, 2014 |
|
| Deposits [Abstract] | |||
| Deposits, public funds | $ 23,700,000 | $ 16,000,000 | |
| Time Deposits at or Above FDIC Insurance Limit | 91,200,000 | 72,500,000 | |
| Interest Expense, Time Deposits, at or Above FDIC Insurance Limit | 975,000 | 769,000 | $ 821,000 |
| Deposits controlled by management, members of the Board of Directors and related entities | $ 9,400,000 | $ 2,100,000 | |