Note 6 - Loans held for sale (Details) - Loans held for sale at the periods presented: (USD $) In Thousands, unless otherwise specified	Jun. 30, 2013	Dec. 31, 2012
Note 6 - Loans held for sale (Details) - Loans held for sale at the periods presented: [Line Items]
Number of loans	1	8
Carrying value (in Dollars)	$ 335	$ 5,313
Multi-Family Residential [Member]
Note 6 - Loans held for sale (Details) - Loans held for sale at the periods presented: [Line Items]
Number of loans		4
Carrying value (in Dollars)		3,442
One-To-Four Family - Mixed-Use Property [Member]
Note 6 - Loans held for sale (Details) - Loans held for sale at the periods presented: [Line Items]
Number of loans	1	4
Carrying value (in Dollars)	$ 335	$ 1,871