Loans, Troubled Debt Restructurings Subsequent Default (Details) $ in Thousands	9 Months Ended
Sep. 30, 2016 USD ($) loan	Sep. 30, 2015 USD ($) loan
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	49	68
Recorded Investment \| $	$ 3,507	$ 5,253
Commercial and industrial
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	0	1
Recorded Investment \| $	$ 0	$ 153
Commercial real estate — owner occupied
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	0	1
Recorded Investment \| $	$ 0	$ 297
Residential mortgage
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	36	45
Recorded Investment \| $	$ 3,310	$ 4,176
Home equity
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	12	21
Recorded Investment \| $	$ 182	$ 627
Other consumer
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	1	0
Recorded Investment \| $	$ 15	$ 0

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- Definition

Number of financing receivables that have been modified by troubled debt restructurings within the previous 12 months and for which there was a payment default.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 310
-SubTopic 10
-Section 50
-Paragraph 34
-URI http://asc.fasb.org/extlink&oid=66008989&loc=SL6953682-111524

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- Definition

Amount of investment related to financing receivables modified by troubled debt restructurings within the previous 12 months, for which there was a payment default.

+ References

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