Deposits (Details Textual) - USD ($)	Dec. 31, 2016	Dec. 31, 2015
Deposits
FDIC Insurance limit	$ 250,000
Time deposits that meet or exceed FDIC Insurance limit	254,611,000	$ 258,573,000
Overdraft demand deposits reclassified as loans	3,618,000	2,966,000
Deposits with related parties	$ 27,977,000	$ 21,818,000