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Loans Modified as Troubled Debt Restructurings by Loan Class for which there was Payment Default (Detail) $ in Thousands	3 Months Ended	6 Months Ended
	Jun. 30, 2015 USD ($) Contract	Jun. 30, 2015 USD ($) Contract
Financing Receivable, Modifications [Line Items]
Total Contracts | Contract	2	2
Post-Modification Recorded Investment | $	$ 516	$ 516
Consumer Real Estate | Single Family Owner Occupied
Financing Receivable, Modifications [Line Items]
Total Contracts | Contract	1	1
Post-Modification Recorded Investment | $	$ 163	$ 163
Consumer Real Estate | Owner Occupied Construction
Financing Receivable, Modifications [Line Items]
Total Contracts | Contract	1	1
Post-Modification Recorded Investment | $	$ 353	$ 353

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+ References

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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

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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