RESERVE FOR LOSS ON REPURCHASED LOANS - Additional Information (Detail) - Representations and Warranties Obligations and Corporate Guarantees - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2017	Mar. 31, 2016
Securitization or Asset-backed Financing Arrangement, Financial Asset for which Transfer is Accounted as Sale [Line Items]
Provision for loss reimbursement on sold loans	$ 517	$ 379
Initial provision for loan repurchases	842	738
Write off (recovery) of loan repurchase reserve	$ (325)	$ (359)

Loss Contingency, Accrual, Provision, Initial Loan Repurchases

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- Definition

Loss Contingency Accrual, Provision, Initial Loan Repurchases, Adjustment

+ References

No definition available.

+ Details

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- Definition

Amount charged against operating income increasing loss contingency liability, after adjustments to reduce previously estimated charges.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 450
-SubTopic 20
-Section 50
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=25496072&loc=d3e14326-108349

+ Details

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- Definition

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.

+ References

No definition available.

+ Details

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