Loans, Troubled Debt Restructurings Subsequent Default (Details) $ in Thousands	12 Months Ended
Dec. 31, 2016 USD ($) loan	Dec. 31, 2015 USD ($) loan	Dec. 31, 2014 USD ($) loan
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	68	91	155
Recorded Investment \| $	$ 4,574	$ 8,232	$ 19,065
Commercial and industrial
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	0	2	1
Recorded Investment \| $	$ 0	$ 197	$ 52
Commercial real estate — owner occupied
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	0	0	3
Recorded Investment \| $	$ 0	$ 0	$ 785
Commercial real estate — investor
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	0	0	13
Recorded Investment \| $	$ 0	$ 0	$ 6,200
Real estate construction
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	0	0	1
Recorded Investment \| $	$ 0	$ 0	$ 160
Residential mortgage
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	44	61	80
Recorded Investment \| $	$ 4,102	$ 6,815	$ 10,032
Home equity
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	23	28	54
Recorded Investment \| $	$ 457	$ 1,220	$ 1,802
Other consumer
Financing Receivable, Modifications [Line Items]
Number of Loans \| loan	1	0	3
Recorded Investment \| $	$ 15	$ 0	$ 34

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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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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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