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Note 12 - Equity Plans: (Detail) - Stock Based Compensation Expense Recognized on Restricted Stock Units (USD $) In Thousands, except Per Share data, unless otherwise specified	3 Months Ended		9 Months Ended
	Sep. 30, 2012	Sep. 30, 2011	Sep. 30, 2012	Sep. 30, 2011
Impact per basic share	$ 0.15	$ 0.56	$ 1.13	$ 2.23
Impact per diluted share	$ 0.15	$ 0.56	$ 1.13	$ 2.23
Impact Share Type [Member]
Impact per basic share	$ 0.02	$ 0.01	$ 0.05	$ 0.02
Impact per diluted share	$ 0.02	$ 0.01	$ 0.05	$ 0.02
Expense Before Tax [Member]
Share Based Compensation Expense (in Dollars)	$ 326	$ 135	$ 878	$ 351
Expense After Tax [Member]
Share Based Compensation Expense (in Dollars)	$ 209	$ 118	$ 536	$ 234

X

- Definition

Represents the expense recognized during the period arising from equity-based compensation arrangements (for example, shares of stock, unit, stock options or other equity instruments) with employees, directors and certain consultants qualifying for treatment as employees.

+ References

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- Definition

The amount of net income (loss) for the period per each share of common stock or unit outstanding during the reporting period.

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The amount of net income (loss) for the period available to each share of common stock or common unit outstanding during the reporting period and to each share or unit that would have been outstanding assuming the issuance of common shares or units for all dilutive potential common shares or units outstanding during the reporting period.

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