LOANS AND ALLOWANCE FOR LOAN AND LEASE LOSSES - LOAN PURCHASES (Details) - USD ($) $ in Thousands	3 Months Ended
Mar. 31, 2016	Mar. 31, 2015
Loans disclosures
Percentage of collateral in California	76.00%
Total loans	$ 23,188	$ 19,531
Purchased Loan
Loans disclosures
Total loans	23,188	19,531
Owner Occupied - Correspondent \| Purchased Loan
Loans disclosures
Total loans	20,521	19,170
Consumer: Purchased Whole Loans \| Purchased Loan
Loans disclosures
Total loans	$ 2,667	$ 361

The net amount paid or received by the reporting entity associated with purchase (sale or collection) of loans receivable arising from the financing of goods and services.

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 8
-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3095-108585

Reference 2: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 230
-SubTopic 10
-Section 45
-Paragraph 9
-Subparagraph (b)
-URI http://asc.fasb.org/extlink&oid=31042434&loc=d3e3098-108585

Name:	us-gaap_PaymentsForProceedsFromLoansReceivable
Namespace Prefix:	us-gaap_
Data Type:	xbrli:monetaryItemType
Balance Type:	credit
Period Type:	duration