Note 8 - Deposits (Details) - Interest Expense on Deposits - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2015	Dec. 31, 2014	Dec. 31, 2013
Interest Expense on Deposits [Abstract]
Certificate of deposit accounts	$ 20,943	$ 22,420	$ 24,414
Savings accounts	1,151	597	515
Money market accounts	1,551	667	294
NOW accounts	6,593	6,227	6,777
Total due to depositors	30,238	29,911	32,000
Mortgagors' escrow deposits	98	133	37
Total interest expense on deposits	$ 30,336	$ 30,044	$ 32,037

Aggregate amount of interest expense on all deposits, excluding mortgagors' escrow deposits.

No definition available.

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- Definition

The aggregate interest expense incurred on mortgagors' escrow deposits.

+ References

No definition available.

+ Details

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- References

No definition available.

+ Details

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- Definition

Aggregate amount of interest expense on all deposits.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 942
-SubTopic 225
-Section S99
-Paragraph 1
-Subparagraph (SX 210.9-04.6)
-URI http://asc.fasb.org/extlink&oid=6879574&loc=d3e536633-122882

+ Details

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- Definition

Interest expense incurred on all money market deposits.

+ References

+ Details

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- Definition

Interest expense incurred on the amount of Negotiable Order of Withdrawal (NOW). Interest-bearing transaction account that combines the payable on demand feature of checks and investment feature of savings accounts. A NOW account is functionally an interest paying checking account.

+ References

+ Details

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- Definition

Interest expense incurred on all savings account deposits.

+ References

+ Details

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- Definition

The aggregate interest expense incurred on time deposits, including certificates of deposits, in domestic offices.

+ References

+ Details

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