Loans and Leases (Troubled debt restructuring on loans modified) (Details) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2016 USD ($) loan	Jun. 30, 2015 USD ($) loan	Jun. 30, 2016 USD ($) loan	Jun. 30, 2015 USD ($) loan
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	2	2	2	3
Pre- Modification Recorded Investment	$ 279	$ 1,141	$ 279	$ 5,133
Post- Modification Recorded Investment	$ 279	$ 1,141	$ 279	$ 5,133
Commercial
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	1	1	1	1
Pre- Modification Recorded Investment	$ 100	$ 830	$ 100	$ 830
Post- Modification Recorded Investment	$ 100	$ 830	$ 100	$ 830
Commercial real estate
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	1	0	1	1
Pre- Modification Recorded Investment	$ 179	$ 0	$ 179	$ 3,992
Post- Modification Recorded Investment	$ 179	$ 0	$ 179	$ 3,992
Commercial and commercial real estate
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	2	1	2	2
Pre- Modification Recorded Investment	$ 279	$ 830	$ 279	$ 4,822
Post- Modification Recorded Investment	$ 279	$ 830	$ 279	$ 4,822
Agricultural and agricultural real estate
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	0	1	0	1
Pre- Modification Recorded Investment	$ 0	$ 311	$ 0	$ 311
Post- Modification Recorded Investment	$ 0	$ 311	$ 0	$ 311
Residential real estate
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	0	0	0	0
Pre- Modification Recorded Investment	$ 0	$ 0	$ 0	$ 0
Post- Modification Recorded Investment	$ 0	$ 0	$ 0	$ 0
Consumer
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	0	0	0	0
Pre- Modification Recorded Investment	$ 0	$ 0	$ 0	$ 0
Post- Modification Recorded Investment	$ 0	$ 0	$ 0	$ 0

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Number of financing receivables that have been modified by troubled debt restructurings.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 33
-URI http://asc.fasb.org/extlink&oid=49124121&loc=SL6953676-111524

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