Loans (Narrative) (Details) $ in Thousands	12 Months Ended
	Dec. 31, 2015 USD ($) loan	Dec. 31, 2014 USD ($) loan	Dec. 31, 2013 USD ($)
Accounts, Notes, Loans and Financing Receivable [Line Items]
Loans held for sale	$ 1,430	$ 755
Loans, related parties	3,500	11,900
Loans, related parties, new borrowings	2,900
Loans, related parties, repayments and other reductions	11,300
Past due greater than 90 days and still accruing interest	0	0
Past due greater than 90 days	8	8
Estimated interest income	$ 432	$ 527	$ 531
Number of Contracts | loan	3	1
Pre-Modification Outstanding Recorded Investment	$ 2,024	$ 1,381
Number of TDR loans in default | loan	2
TDRs in default, amount	$ 1,300
Days past due when loans are generally placed on nonaccrual status, in days	90 days
Days Past Due When Loans Are Generally Placed On Nonaccrual Status, In Days	90 days
Consumer Overdrafts [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Past due greater than 90 days	$ 8	$ 8
Commercial Business [Member]
Accounts, Notes, Loans and Financing Receivable [Line Items]
Number of Contracts | loan	2	1
Pre-Modification Outstanding Recorded Investment	$ 1,342	$ 1,381