Note 12 - Fair Value (Detail) - Losses Related To Fair Value Adjustments That Are Included In The Consolidated Statements Of Operations (USD $) In Thousands, unless otherwise specified	3 Months Ended				9 Months Ended
	Sep. 30, 2012		Sep. 30, 2011		Sep. 30, 2012		Sep. 30, 2011
Foreclosed assets (1)	$ 552		$ 1,222		$ 1,915		$ 2,741
Impaired loans (2)	(1,625)		(1,965)		(4,448)		(7,944)
Foreclosed Asset [Member]
Foreclosed assets (1)	598	[1]	948	[1]	1,520	[1]	1,591	[1]
Impaired Loans [Member]
Impaired loans (2)		[2]	$ 369	[2]	$ 451	[2]	$ 3,905	[2]

[1] Losses represent related losses on foreclosed properties that were written down subsequent to their initial classification as foreclosed properties.

[2] Losses on impaired loans represent charge-offs which are netted against the allowance for loan losses.