GOODWILL: (Details) - USD ($) $ in Thousands	12 Months Ended
Mar. 31, 2020	Mar. 31, 2019
Goodwill
Goodwill at the beginning of year	$ 204,656	$ 203,639
Other increase (decrease)	3,110	1,377
Change in foreign currency translation adjustment	(589)	(360)
Acquisition of DPM	90,619
Goodwill at the end of year	297,796	$ 204,656
U.S.
Goodwill
Goodwill at the end of year	295,181
APAC
Goodwill
Goodwill at the end of year	$ 2,615

Amount after accumulated impairment loss of an asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized.

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-Publisher FASB
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Amount of increase in asset representing future economic benefits arising from other assets acquired in a business combination that are not individually identified and separately recognized resulting from a business combination.

+ References

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Amount of foreign currency translation gain (loss) which increases (decreases) an asset representing future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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Amount of increase (decrease), classified as other, of an asset representing the future economic benefits from other assets acquired in a business combination that are not individually identified and separately recognized.

+ References

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

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