Loans Loans (Troubled Debt Restructurings Type of Modification) (Details) - USD ($) $ in Thousands		3 Months Ended		9 Months Ended
		Sep. 30, 2016	Sep. 30, 2015	Sep. 30, 2016	Sep. 30, 2015
Financing Receivable, Modifications [Line Items]
Pre-Modification Recorded Investment	[1]	$ 914	$ 1,716	$ 4,597	$ 2,498
Below market interest rate concession [Member]
Financing Receivable, Modifications [Line Items]
Pre-Modification Recorded Investment		0	0	0	0
Payment Deferral [Member]
Financing Receivable, Modifications [Line Items]
Pre-Modification Recorded Investment		0	526	0	1,145
Maturity / amortization concession [Member]
Financing Receivable, Modifications [Line Items]
Pre-Modification Recorded Investment		324	0	457	163
Interest only payments [Member]
Financing Receivable, Modifications [Line Items]
Pre-Modification Recorded Investment		0	0	3,550	0
Combination [Member]
Financing Receivable, Modifications [Line Items]
Pre-Modification Recorded Investment	[2]	$ 590	$ 1,190	$ 590	$ 1,190

[1] The recorded investment in troubled debt restructurings consists of unpaid principal balance, net of charge-offs and unamortized deferred loan origination fees and costs, at the time of the restructuring. For accruing troubled debt restructured loans, the recorded investment also includes accrued interest.

[2] Loans included in this classification were modified with a combination of any two of the concessions listed in this table.