Loans (Summary of TDRs with a Payment Default During the Period) (Details) $ in Thousands	3 Months Ended
	Mar. 31, 2016 USD ($) Loans	Mar. 31, 2015 USD ($) Loans
Troubled debt restructurings on financing receivables with defaults payment
Financing receivable modifications subsequent default number of contract | Loans	2	4
Financing receivable modification subsequent default recorded investment | $	$ 933	$ 792
Consumer Portfolio Segment [Member]
Troubled debt restructurings on financing receivables with defaults payment
Financing receivable modifications subsequent default number of contract | Loans	1	1
Financing receivable modification subsequent default recorded investment | $	$ 0	$ 33
Commercial [Member] | Commercial Loan Portfolio [Member]
Troubled debt restructurings on financing receivables with defaults payment
Financing receivable modifications subsequent default number of contract | Loans	0	0
Financing receivable modification subsequent default recorded investment | $	$ 0	$ 0
Real estate commercial [Member] | Commercial Loan Portfolio [Member]
Troubled debt restructurings on financing receivables with defaults payment
Financing receivable modifications subsequent default number of contract | Loans	1	3
Financing receivable modification subsequent default recorded investment | $	$ 933	$ 759
Subtotal-commercial loan portfolio [Member] | Commercial Loan Portfolio [Member]
Troubled debt restructurings on financing receivables with defaults payment
Financing receivable modifications subsequent default number of contract | Loans	1	3
Financing receivable modification subsequent default recorded investment | $	$ 933	$ 759