NON-COVERED LOANS AND ALLOWANCE FOR LOAN LOSSES (Details 9) (USD $) In Thousands, unless otherwise specified	3 Months Ended	9 Months Ended
	Sep. 30, 2014 contract	Sep. 30, 2014 contract	Sep. 30, 2013 contract
Disclosures on loans modified as TDRs that subsequently defaulted
Period beyond which a TDR generally becomes delinquent		90 days
Residential | Residential Single-family | Non-covered loans
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
Commercial and Industrial ("C&I") | Commercial Business | Non-covered loans
Disclosures on loans modified as TDRs that subsequently defaulted
Number of contracts modified as TDRs that subsequently defaulted	1	1	2
Balance of loans modified as TDRs that subsequently defaulted	$ 967	$ 967	$ 500