Note 14 - Income Taxes (Detail) (USD $)	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011
Income Taxes Receivable	$ 7,300,000	$ 6,200,000
Valuation Allowance, Deferred Tax Asset, Change in Amount	1,200,000
Deferred Tax Assets, Valuation Allowance	11,641,000	12,841,000
Deferred Tax Assets, Operating Loss Carryforwards, State and Local	$ 300,000
Effective Income Tax Rate Reconciliation, at Federal Statutory Income Tax Rate	35.00%

Amount before allocation of valuation allowances of deferred tax asset attributable to deductible state and local operating loss carryforwards.

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Amount of deferred tax assets for which it is more likely than not that a tax benefit will not be realized.

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- Definition

The domestic federal statutory tax rate applicable under enacted tax laws to the Company's pretax income from continuing operations for the period. The "statutory" tax rate is the regular tax rate if there are alternative tax systems.

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- Definition

Carrying amount as of the balance sheet date of income taxes previously overpaid to tax authorities (such as U.S. Federal, state and local tax authorities) representing refunds of overpayments or recoveries based on agreed-upon resolutions of disputes. Also called income tax refund receivable.

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- Definition

The amount of the change in the period in the valuation allowance for a specified deferred tax asset.

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