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Note 4 - Income Taxes	6 Months Ended
Jun. 30, 2013
Income Tax Disclosure [Text Block]
Income Tax Disclosure [Text Block]	(4) INCOME TAXES Our estimated annual effective tax rate, adjusted for discrete tax items, is applied to interim periods’ pretax income (loss). We consider earnings of our foreign subsidiaries to be permanently reinvested, and as such, we have not provided for any U.S. federal or state income taxes on these permanently reinvested earnings. In recent years, we repatriated cash from our foreign subsidiaries current year foreign earnings and recognized U.S. tax expense, net of available credits, on those occasions. The incremental tax rate associated with these repatriations was approximately 30% with no U.S. cash tax requirement due to utilization of U.S. net operating losses.

Note 4 - Income Taxes

6 Months Ended

Jun. 30, 2013

(4) INCOME TAXES

Our estimated annual effective tax rate, adjusted for discrete tax items, is applied to interim periods’ pretax income (loss). We consider earnings of our foreign subsidiaries to be permanently reinvested, and as such, we have not provided for any U.S. federal or state income taxes on these permanently reinvested earnings.

In recent years, we repatriated cash from our foreign subsidiaries current year foreign earnings and recognized U.S. tax expense, net of available credits, on those occasions. The incremental tax rate associated with these repatriations was approximately 30% with no U.S. cash tax requirement due to utilization of U.S. net operating losses.

- Definition

The entire disclosure for income taxes. Disclosures may include net deferred tax liability or asset recognized in an enterprise's statement of financial position, net change during the year in the total valuation allowance, approximate tax effect of each type of temporary difference and carryforward that gives rise to a significant portion of deferred tax liabilities and deferred tax assets, utilization of a tax carryback, and tax uncertainties information.

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