INCOME TAXES: (Details 3) - USD ($) $ in Thousands	12 Months Ended
Dec. 31, 2019	Dec. 31, 2018	Dec. 31, 2017
Reconciliation of Unrecognized Tax Benefits
Balance at January 1	$ 922	$ 825	$ 698
Additions based on tax positions related to the current year	298	174	257
Additions based on tax positions related to prior years	0	0	0
Reductions due to the statute of limitations	(395)	(77)	(130)
Balance at December 31	$ 825	$ 922	$ 825

A roll forward is a reconciliation of a concept from the beginning of a period to the end of a period.

No definition available.

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- Definition

Amount of unrecognized tax benefits.

+ References

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-Publisher FASB
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-SubTopic 10
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Amount of increase in unrecognized tax benefits resulting from tax positions that have been or will be taken in current period tax return.

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

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Amount of decrease in unrecognized tax benefits resulting from lapses of applicable statutes of limitations.

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