NON-COVERED LOANS AND ALLOWANCE FOR LOAN LOSSES (Details 9) (USD $)	12 Months Ended
	Dec. 31, 2012 contract		Dec. 31, 2011 contract
Disclosures on loans modified as TDRs that subsequently defaulted
Recorded investments transferred to REO	$ 271,000
Disclosures related to adoption of ASU 2011-02
Recorded investment in receivables for which allowance measurement changed			17,800,000
Related allowance for receivables for which allowance measurement changed			2,200,000
Residential
Disclosures on loans modified as TDRs that subsequently defaulted
Period beyond which a TDR generally becomes delinquent	90 days
Residential | Residential Single-family
Disclosures on loans modified as TDRs that subsequently defaulted
Number of contracts modified as TDRs that subsequently defaulted	2
Balance of loans modified as TDRs that subsequently defaulted	2,830,000	[1]
Residential | Residential Multifamily
Disclosures on loans modified as TDRs that subsequently defaulted
Number of contracts modified as TDRs that subsequently defaulted	1
Balance of loans modified as TDRs that subsequently defaulted	378,000	[1]
Commercial Real Estate ("CRE")
Disclosures on loans modified as TDRs that subsequently defaulted
Period beyond which a TDR generally becomes delinquent	30 days
Commercial Real Estate ("CRE") | Income producing
Disclosures on loans modified as TDRs that subsequently defaulted
Number of contracts modified as TDRs that subsequently defaulted	1
Balance of loans modified as TDRs that subsequently defaulted	271,000	[1]
Commercial Real Estate ("CRE") | Construction
Disclosures on loans modified as TDRs that subsequently defaulted
Number of contracts modified as TDRs that subsequently defaulted			1
Balance of loans modified as TDRs that subsequently defaulted			890,000
Commercial Real Estate ("CRE") | Land
Disclosures on loans modified as TDRs that subsequently defaulted
Number of contracts modified as TDRs that subsequently defaulted			1
Balance of loans modified as TDRs that subsequently defaulted			11,695,000
Commercial and Industrial ("C&I")
Disclosures on loans modified as TDRs that subsequently defaulted
Period beyond which a TDR generally becomes delinquent	30 days
Commercial and Industrial ("C&I") | Commercial Business
Disclosures on loans modified as TDRs that subsequently defaulted
Number of contracts modified as TDRs that subsequently defaulted	2		2
Balance of loans modified as TDRs that subsequently defaulted	$ 33,000	[1]	$ 307,000
Consumer
Disclosures on loans modified as TDRs that subsequently defaulted
Period beyond which a TDR generally becomes delinquent	30 days

[1] Included in the year ended December 31, 2012 table is $271 thousand of recorded investment which has been transferred to REO and is not included in the total loans receivable balance as of December 31, 2012.