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Note 14 - Taxes on Income - Uncertain Tax Positions (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2019	Dec. 31, 2018
Beginning of year	$ 2,739	$ 2,224
Additions for current year tax positions	478	575
Reductions for prior year’s tax positions	(16)	(60)
Decrease as a result of the completion of a tax audit for prior years	(2,164)
Ending balance	$ 1,037	$ 2,739

X

- Definition

Represents the amount of decrease in unrecognized tax benefits resulting from tax audit completion.

+ References

No definition available.

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X

- Definition

Amount of unrecognized tax benefits.

+ References

Reference 1: http://www.xbrl.org/2003/role/disclosureRef
-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 45
-Paragraph 10B
-URI http://asc.fasb.org/extlink&oid=116821951&loc=SL37586934-109318

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-Section 50
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X

- Definition

Amount of decrease in unrecognized tax benefits resulting from tax positions taken in prior period tax returns.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
-Topic 740
-SubTopic 10
-Section 50
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- Definition

Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

+ References

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-Publisher FASB
-Name Accounting Standards Codification
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-SubTopic 10
-Section 50
-Paragraph 15A
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