Loans and Leases and the Allowance for Loan and Lease Losses (Troubled Debt Restructuring's that Defaulted During the Period) (Details 7) $ in Thousands	3 Months Ended		9 Months Ended
	Sep. 30, 2015 USD ($) contract	Sep. 30, 2014 USD ($) contract	Sep. 30, 2015 USD ($) contract	Sep. 30, 2014 USD ($) contract
Information related to loans modified as a TDR
Number of Contracts | contract	15	7	29	15
Recorded Investment (as of period end)	$ 1,177	$ 102	$ 5,921	$ 1,369
Minimum
Information related to loans modified as a TDR
Default Period Past Due Following Modification of Loans in TDR (in days)			60 days
Commercial
Information related to loans modified as a TDR
Number of Contracts | contract	0	1	1	3
Recorded Investment (as of period end)	$ 0	$ 22	$ 4,341	$ 723
Commercial | Commercial and Industrial
Information related to loans modified as a TDR
Number of Contracts | contract	0	1	1	3
Recorded Investment (as of period end)	$ 0	$ 22	$ 4,341	$ 723
Consumer
Information related to loans modified as a TDR
Number of Contracts | contract	15	6	28	12
Recorded Investment (as of period end)	$ 1,177	$ 80	$ 1,580	$ 646
Consumer | Residential Mortgage
Information related to loans modified as a TDR
Number of Contracts | contract	2	0	3	2
Recorded Investment (as of period end)	$ 1,069	$ 0	$ 1,374	$ 509
Consumer | Automobile
Information related to loans modified as a TDR
Number of Contracts | contract	3	5	6	7
Recorded Investment (as of period end)	$ 52	$ 64	$ 108	$ 110
Consumer | Other
Information related to loans modified as a TDR
Number of Contracts | contract	10	1	19	3
Recorded Investment (as of period end)	$ 56	$ 16	$ 98	$ 27