Note 6 - Real Estate Owned (REO), Held as Investment, Net (Detail) - REO, Held as Investment, the Activity and Changes in the Impairment Reserves (USD $)	12 Months Ended
	Dec. 31, 2012	Dec. 31, 2011
Real Estate Held As Investment	$ 161,402,000	$ 115,411,000
Real Estate Held As Investment	3,594,000	1,807,000
Acquisitions	1,649,000	70,350,000
Balance	7,000	(8,044,000)
Balance	(7,000)	(85,000)
Changes in net book values (NBV)	(648,000)	(6,000,000)
Depreciation	(2,339,000)	(1,872,000)
Depreciation	2,339,000	1,872,000
Improvements/betterments	2,925,000	486,000
Designated from REO held for sale	18,337,000
Real Estate Held As Investment	181,333,000	161,402,000
Real Estate Held As Investment	5,926,000	3,594,000
Designated to REO Held for Sale [Member]
Balance		$ (8,929,000)