Loans (Details 1) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2016	Dec. 31, 2015
Accounts, Notes, Loans and Financing Receivable [Line Items]
Beginning balance	$ 8,073	$ 8,258
Additions	2,703	5,504
Reductions	(3,065)	(5,689)
Ending balance	$ 7,711	$ 8,073