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Note 10 - Intangible Assets - Intangible Assets (Details) - USD ($) $ in Thousands	Mar. 31, 2024	Mar. 31, 2023
Accumulated Amortization	$ (11,682)	$ (9,524)
Net Book Value	4,569
Intangible assets, gross amount	18,051	18,051
Intangible assets, net	6,369	8,527
Trademarks and Trade Names [Member]
Trade names and trademarks	1,800	1,800
Backlog [Member]
Gross Amount	681	681
Accumulated Amortization	(681)	(675)
Net Book Value	$ 0	6
Estimated Useful Life (Year)	2 years
Customer Relationships [Member]
Gross Amount	$ 9,600	9,600
Accumulated Amortization	(6,649)	(4,980)
Net Book Value	$ 2,951	4,620
Estimated Useful Life (Year)	7 years
Core Technology and Know-how [Member]
Gross Amount	$ 5,970	5,970
Accumulated Amortization	(4,352)	(3,869)
Net Book Value	$ 1,618	$ 2,101
Core Technology and Know-how [Member] | Minimum [Member]
Estimated Useful Life (Year)	5 years
Core Technology and Know-how [Member] | Maximum [Member]
Estimated Useful Life (Year)	10 years

X

- Definition

Useful life of finite-lived intangible assets, in 'PnYnMnDTnHnMnS' format, for example, 'P1Y5M13D' represents the reported fact of one year, five months, and thirteen days.

+ References

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