Note 11 - Other Noninterest Expenses (Detail) - Noninterest expense - other expenses (USD $) In Thousands, unless otherwise specified	3 Months Ended
	Mar. 31, 2013	Mar. 31, 2012
Loan and OREO expenses	$ 222	$ 349
Data processing fees	666	496
Telecommunication expenses	288	284
Professional fees	541	456
All other noninterest expenses	2,475	2,009
Total Other Noninterest Expenses	$ 4,192	$ 3,594