LOANS AND LEASES (Details 10) (USD $) In Thousands, unless otherwise specified	0 Months Ended		6 Months Ended	0 Months Ended	6 Months Ended	0 Months Ended
May 31, 2013 First California Financial Group	May 31, 2013 First California Financial Group Non-PCI Loans	Jun. 30, 2013 Covered loans PCI Loans	May 31, 2013 Covered loans First California Financial Group	Jun. 30, 2013 Non-Covered loans PCI Loans	May 31, 2013 Non-Covered loans First California Financial Group
Summary of accretable yield
Undiscounted contractual cash flows	$ 84,817	$ 1,300,000		$ 42,881		$ 41,936
Undiscounted cash flows not expected to be collected (nonaccretable difference)	(32,387)	(34,400)		(16,050)		(16,337)
Undiscounted cash flows expected to be collected	52,430			26,831		25,599
Estimated fair value of loans acquired	(44,146)	1,000,000	24,341	(24,341)	19,805	(19,805)
Acquired accrued interest receivable	(188)			(66)		(122)
Accretable yield	$ 8,096		$ (2,424)	$ 2,424	$ (5,672)	$ 5,672

The increases in the aggregate excess of a loan's cash flows expected to be collected over the investor's initial investment in the loan. This relates to loans not accounted for as debt securities, with evidence of deterioration of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable, due to the acquisition of similar loans not accounted for as debt securities during the period.

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The price that would be received to sell an asset or paid to transfer a liability in an orderly transaction between market participants at the measurement date. This relates to loans not accounted for as debt securities, with evidence of deterioration of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.

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- Definition

The investor's estimate, at acquisition, of the amount and timing of undiscounted principal, interest, and other cash flows expected to be collected. This would be the investor's best estimate of cash flows, including the effect of prepayments if considered, that is used in determining the acquisition price, and, in a business combination, the investor's estimate of fair value for purposes of acquisition price allocation. This relates to loans not accounted for as debt securities, with evidence of deterioration of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.

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- Definition

The total undiscounted amount of all uncollected contractual principal and contractual interest payments both past due and scheduled for the future, adjusted for the timing of prepayments, if considered, less any reduction by the investor at the acquisition date. This relates to loans not accounted for as debt securities, with evidence of deterioration of credit quality since origination that were acquired by completion of a transfer for which it is probable, at acquisition, that the investor will be unable to collect all contractually required payments receivable.

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