Note 8 - Taxes on Income (Detail) - Income Tax Rate Reconciliation	12 Months Ended
Dec. 31, 2012	Dec. 31, 2011
Statutory Federal income tax rate	34.00%	34.00%
State and local income taxes, net of Federal income tax benefit	3.00%	2.00%
Effect of change in unrecognized tax benefit	(1.10%)	(1.30%)
Untaxed foreign income	(9.10%)	(11.90%)
Non-deductible share-based employee compensation expense	4.60%	3.60%
Non-deductible portion of intangible asset impairment	1.80%
Other items	1.20%	(0.40%)
Effective income tax rate	34.40%	26.00%

A ratio calculated by dividing the reported amount of income tax expense attributable to continuing operations for the period by GAAP-basis pretax income from continuing operations.

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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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-Publisher FASB

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate that can be explained by the difference between statutory income tax rates in foreign jurisdictions and the domestic federal statutory income tax rate recorded during the period.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to nondeductible impairment losses under enacted tax laws.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to differences in the deductibility or nondeductibility of incentive stock options and other equity-based compensation costs in accordance with generally accepted accounting principles and enacted tax laws.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate attributable to all other items not otherwise listed in the existing taxonomy.

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The portion of the difference between the effective income tax rate and domestic federal statutory income tax rate that can be explained by the state and local income tax expense or benefit, net of the federal tax benefit (expense) thereon, recorded during the period.

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The sum of the differences between the effective income tax rate and domestic federal statutory income tax rate attributable to changes in all income tax contingencies, whether recorded or adjusted, during the period.

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