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LOANS AND LEASES AND ALLOWANCE FOR LOAN AND LEASE LOSSES - Loans and Leases by Class Modified as Troubled Debt Restructurings (Detail) $ 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
Troubled Debt Restructurings [Line Items]
Number of Loans | Loan		0		2
Pre- Modification Outstanding Recorded Investment		$ 0		$ 1,430
Post-Modification Outstanding Recorded Investment		$ 0		$ 1,430
Consumer
Troubled Debt Restructurings [Line Items]
Number of Loans | Loan	3		40
Pre- Modification Outstanding Recorded Investment	$ 470		$ 9,548
Post-Modification Outstanding Recorded Investment	$ 470		$ 9,548
Consumer | Single family residential mortgage
Troubled Debt Restructurings [Line Items]
Number of Loans | Loan	3	0	40	2
Pre- Modification Outstanding Recorded Investment	$ 470	$ 0	$ 9,548	$ 1,430
Post-Modification Outstanding Recorded Investment	$ 470	$ 0	$ 9,548	$ 1,430

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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=66008989&loc=SL6953676-111524

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Post-modification amount of investment in financing receivables 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=66008989&loc=SL6953676-111524

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Pre-modification amount of investment in financing receivables 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=66008989&loc=SL6953676-111524

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