Note 10 - Shareholders Equity (Detail) - Restricted Stock Activity (Restricted Stock [Member], USD $)	12 Months Ended
Dec. 31, 2011	Dec. 31, 2010	Dec. 31, 2012
Restricted Stock [Member]
At December 31, 2009	497,629	228,128	414,675
At December 31, 2009 (in Dollars per share)	$ 0.73	$ 0.67	$ 0.73
Restricted Stock Outsantding	414,675	497,629	414,675
Restricted Stock Outstanding, Weighted Average Grant Date Fair Value (in Dollars per share)	$ 0.73	$ 0.73	$ 0.73
Restricted Stock Granted	114,767	392,490
Restricted Stock Granted, Weighted Average Grant Date Fair Value (in Dollars per share)	$ 0.96	$ 1.01
Restricted Stock Vested	(197,721)	(122,989)
Restricted Stock Vested, Weighted Average Grant Date Fair Value (in Dollars per share)	$ 0.87	$ 1.51

The weighted average fair value at grant date for nonvested equity-based awards issued during the period on other than stock (or unit) option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, performance target plan).

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The weighted average fair value of nonvested awards on equity-based plans excluding option plans (for example, phantom stock or unit plan, stock or unit appreciation rights plan, revenue or profit achievement stock award plan) for which the employer is contingently obligated to issue equity instruments or transfer assets to an employee who has not yet satisfied service or performance criteria necessary to gain title to proceeds from the sale of the award or underlying shares or units.

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- Definition

The weighted average fair value as of grant date pertaining to an equity-based award plan other than a stock (or unit) option plan for which the grantee gained the right during the reporting period, by satisfying service and performance requirements, to receive or retain shares or units, other instruments, or cash in accordance with the terms of the arrangement.

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