Loans (Schedule of Recorded Investment of Troubled Debt Restructurings) (Details) - USD ($) $ in Thousands		Dec. 31, 2017	Dec. 31, 2016
Financing Receivable, Modifications [Line Items]
Total		$ 282	$ 28
Commercial and Industrial Loans and Leases
Financing Receivable, Modifications [Line Items]
Total		258	28
Commercial Real Estate Loans
Financing Receivable, Modifications [Line Items]
Total		24	0
Performing
Financing Receivable, Modifications [Line Items]
Total		149	28
Performing | Commercial and Industrial Loans and Leases
Financing Receivable, Modifications [Line Items]
Total		125	28
Performing | Commercial Real Estate Loans
Financing Receivable, Modifications [Line Items]
Total		24	0
Non-Accrual
Financing Receivable, Modifications [Line Items]
Total	[1]	133	0
Non-Accrual | Commercial and Industrial Loans and Leases
Financing Receivable, Modifications [Line Items]
Total	[1]	133	0
Non-Accrual | Commercial Real Estate Loans
Financing Receivable, Modifications [Line Items]
Total	[1]	$ 0	$ 0

[1] The non-accrual troubled debt restructurings are included in the Non-Accrual Loan table presented on a previous page.