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Deposits (Tables) | 12 Months Ended
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Dec. 31, 2015
Deposits [Abstract] |
Schedule of Maturities of Time Deposits [Table Text Block] | Aggregate time deposits in denominations of $250,000 or more were $22,041,000 and $42,009,000 at December 31, 2015 and 2014, respectively. Included in deposit accounts are deposits of one customer relationship totaling $10,942,000 at December 31, 2015. At December 31, 2015, the scheduled maturities of time deposits are as follows (in thousands):
2016 | $ | 90,197
2017 |  | 54,846
2018 |  | 23,449
2019 |  | 20,926
2020 |  | 7,329
| $ | 196,747

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