NON-COVERED LOANS AND ALLOWANCE FOR LOAN LOSSES (Details 7) (USD $) In Thousands, unless otherwise specified	12 Months Ended
	Dec. 31, 2012 contract		Dec. 31, 2011 contract
Residential | Residential Single-family
Restructured loans disclosures
Number of contracts modified as TDRs	12		13
Pre-Modification Outstanding Recorded Balance	$ 6,227		$ 3,102
Post-Modification Outstanding Recorded Balance	5,556	[1]	2,972	[1]
Financial Impact	938	[2]	665	[2]
Residential | Residential Multifamily
Restructured loans disclosures
Number of contracts modified as TDRs	16		15
Pre-Modification Outstanding Recorded Balance	28,736		6,442
Post-Modification Outstanding Recorded Balance	28,153	[1]	4,903	[1]
Financial Impact	3,344	[2]	1,279	[2]
Commercial Real Estate ("CRE") | Income producing
Restructured loans disclosures
Number of contracts modified as TDRs	8		11
Pre-Modification Outstanding Recorded Balance	10,118		32,404
Post-Modification Outstanding Recorded Balance	8,162	[1]	29,933	[1]
Financial Impact	1,169	[2]	4,983	[2]
Commercial Real Estate ("CRE") | Construction
Restructured loans disclosures
Number of contracts modified as TDRs			3
Pre-Modification Outstanding Recorded Balance			3,740
Post-Modification Outstanding Recorded Balance			4,221	[1]
Financial Impact			220	[2]
Commercial Real Estate ("CRE") | Land
Restructured loans disclosures
Number of contracts modified as TDRs	3		11
Pre-Modification Outstanding Recorded Balance	1,610		35,554
Post-Modification Outstanding Recorded Balance	1,059	[1]	34,381	[1]
Financial Impact	395	[2]	4,279	[2]
Commercial and Industrial ("C&I") | Commercial Business
Restructured loans disclosures
Number of contracts modified as TDRs	14		24
Pre-Modification Outstanding Recorded Balance	5,101		18,247
Post-Modification Outstanding Recorded Balance	4,374	[1]	16,706	[1]
Financial Impact	560	[2]	4,443	[2]
Commercial and Industrial ("C&I") | Trade finance
Restructured loans disclosures
Number of contracts modified as TDRs	2		1
Pre-Modification Outstanding Recorded Balance	2,510		4,127
Post-Modification Outstanding Recorded Balance	579	[1]	4,127	[1]
Financial Impact	1,506	[2]
Consumer | Other Consumer
Restructured loans disclosures
Number of contracts modified as TDRs	1
Pre-Modification Outstanding Recorded Balance	108
Post-Modification Outstanding Recorded Balance	$ 108	[1]

[1] Includes subsequent payments after modification and reflects the balance as of December 31, 2012 and 2011.

[2] The financial impact includes chargeoffs and specific reserves at modification date.