Loans and Loans Held for Sale - Summary of Nonperforming Assets of Defaulted TDRs (Detail) $ in Thousands	3 Months Ended	6 Months Ended
Jun. 30, 2015 USD ($) Contract	Jun. 30, 2014 USD ($) Contract	Jun. 30, 2015 USD ($) Contract	Jun. 30, 2014 USD ($) Contract
Financing Receivable, Modifications [Line Items]
Number of Defaults	2	0	4	1
Recorded Investment \| $	$ 119	$ 0	$ 307	$ 72
Residential Mortgage [Member]
Financing Receivable, Modifications [Line Items]
Number of Defaults			1	1
Recorded Investment \| $			$ 183	$ 72
Home Equity [Member]
Financing Receivable, Modifications [Line Items]
Number of Defaults	2		3
Recorded Investment \| $	$ 119		$ 124

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

No definition available.

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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=49124121&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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