Note 2 - Acquisition

12 Months Ended

Dec. 31, 2012

Business Combination Disclosure [Text Block]

Note 2:  Acquisition

On August 20, 2010, the Bank purchased substantially all the assets and assumed substantially all the liabilities of Sonoma from the FDIC, as Receiver of Sonoma. Sonoma operated 3 commercial banking branches within Sonoma County, California. The FDIC took Sonoma  under receivership upon Sonoma’s closure by the California Department of Financial Institutions at the close of business August 20, 2010. Westamerica Bank purchased substantially all of Sonoma’s net assets at a discount of $43,000 thousand and paid a $5,008 thousand deposit premium.

The Sonoma acquisition was accounted for under the purchase method of accounting in accordance with FASB ASC 805, Business Combinations. The statement of net assets acquired as of August 20, 2010 and the resulting bargain purchase gain are presented in the following table. The purchased assets and assumed liabilities were recorded at their respective acquisition date fair values, and identifiable intangible assets were recorded at fair value. A “bargain purchase” gain totaling $178 thousand resulted from the acquisition and is included as a component of noninterest income on the statement of income. The amount of the gain is equal to the amount by which the fair value of assets purchased exceeded the fair value of liabilities assumed. Sonoma’s results of operations prior to the acquisition are not included in Westamerica’s statement of income.

Statement of Net Assets Acquired (at fair value)
	At August 20, 2010
	(In thousands)
Assets
Cash and due from banks	$	57,895
Money market assets		26,050
Securities		7,223
Loans		213,664
Other real estate owned		2,916
Core deposit intangible		5,270
Other assets		2,065
Total Assets	$	315,083
Liabilities
Deposits		252,563
Federal Home Loan Bank advances		61,872
Liabilities for interest and other expenses		470
Total Liabilities		314,905
Net assets acquired	$	178

Statement of Net Assets Acquired (at fair value)
	At August 20, 2010
	(In thousands)
Sonoma Valley Bank tangible shareholder's equity	$	13,923
Adjustments to reflect assets acquired and liabilities assumed at fair value:
Cash payment from FDIC		21,270
Loans and leases, net		(34,562	)
Other real estate owned		(1,491	)
Other assets		(811	)
Core deposit intangible		5,270
Deposits		(1,233	)
Federal Home Loan Bank advances		(1,872	)
Other liabilities		(316	)
Gain on acquisition	$	178