Note 22 - Related Party Transactions (Details Textual) - USD ($)	12 Months Ended
Dec. 31, 2016	Dec. 31, 2015	Dec. 31, 2014
Due from Related Parties	$ 6,800,000	$ 13,800,000
Related Party Deposit Liabilities	16,900,000	35,500,000
Property, Plant and Equipment, Net	54,049,000	63,641,000
Air Transportation Equipment [Member] \| Aircraft Purchase Agreement [Member]
Property, Plant and Equipment, Net	459,000
Time Sharing Agreement [Member]
Repayments of Related Party Debt	160,000	167,000
Board of Directors Chairman [Member] \| Air Transportation Equipment [Member] \| Aircraft Purchase Agreement [Member]
Property Plant and Equipment, Percentage Acquired			75.00%
Property Plant and Equipment, Percentage Acquired by Related Party			25.00%
Related Party Transaction, Amounts of Transaction			$ 775,000
Line of Credit [Member] \| Related Parties [Member]
Debt Instrument, Unused Borrowing Capacity, Amount	$ 241,000	$ 3,000,000

Percentage of property plant and equipment acquired by an entity in a transaction where the fixed assets are co-owned.

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- Definition

Percentage of property plant and equipment acquired by a related party in a transaction where the fixed assets are co-owned.

+ References

No definition available.

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- Definition

Amount of unused borrowing capacity under the long-term financing arrangement that is available to the entity as of the balance sheet date.

+ References

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- Definition

For an unclassified balance sheet, amounts due from related parties including affiliates, employees, joint ventures, officers and stockholders, immediate families thereof, and pension funds.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
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- Definition

Amount after accumulated depreciation, depletion and amortization of physical assets used in the normal conduct of business to produce goods and services and not intended for resale. Examples include, but are not limited to, land, buildings, machinery and equipment, office equipment, and furniture and fixtures.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 210
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- Definition

Amount of deposits held by the entity for a related party (entity, shareholder, employee).

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef
-Publisher FASB
-Name Accounting Standards Codification
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- Definition

Amount of transactions with related party during the financial reporting period.

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-Publisher FASB
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The cash outflow for the payment of a long-term borrowing made from a related party where one party can exercise control or significant influence over another party; including affiliates, owners or officers and their immediate families, pension trusts, and so forth. Alternate caption: Payments for Advances from Affiliates.

+ References

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