Note 2 - Acquisition (Detail) (USD $) In Thousands, unless otherwise specified	0 Months Ended	12 Months Ended
Aug. 20, 2010	Dec. 31, 2010
Number Of Branches Operated By Acquired Entity	3
Discount Applied To Acquired Assets	$ 43,000
Deposit Acquisition Premium Paid	5,008
Business Combination, Bargain Purchase, Gain Recognized, Amount	$ 178	$ 178

In a business combination in which the amount of net identifiable assets acquired and liabilities assumed exceeds the aggregate consideration transferred or to be transferred (as defined), this element represents the amount of gain recognized by the entity.

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+ Details