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SERVICING RIGHTS - Schedule of Servicing Rights (Detail) - USD ($) $ in Thousands	Mar. 31, 2018	Dec. 31, 2017	Mar. 31, 2017	Dec. 31, 2016
Transfers and Servicing [Abstract]
Mortgage servicing rights including discontinued operations	$ 4,953	$ 31,852	$ 42,833	$ 76,121
SBA servicing rights, at amortized cost	1,786	1,856	$ 1,618	$ 1,496
Total	$ 6,739	$ 33,708

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- Definition

Servicing Asset and Disposal Group, Including Discontinued Operation, Servicing Asset

+ References

No definition available.

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- Definition

Servicing Asset at Fair Value, Amount and Disposal Group, Including Discontinued Operation, Servicing Asset at Fair Value

+ References

No definition available.

+ Details

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X

- Definition

Amortized amount of contract to service financial assets under which the benefits of servicing are expected to more than adequately compensate the servicer.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 25
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=7524895&loc=d3e120260-111741

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 45
-Paragraph 1
-URI http://asc.fasb.org/extlink&oid=6469459&loc=d3e122492-111745

Reference 3: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 45
-Paragraph 2
-URI http://asc.fasb.org/extlink&oid=6469459&loc=d3e122501-111745

Reference 4: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 860
-SubTopic 50
-Section 50
-Paragraph 4
-Subparagraph (a)(1)
-URI http://asc.fasb.org/extlink&oid=68078379&loc=d3e122739-111746

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- References

No definition available.

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