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Note 6 - Goodwill and Other Intangibles (Tables)

9 Months Ended

Dec. 31, 2020

Notes Tables

Schedule of Goodwill [Table Text Block]

		Goodwill
March 31, 2020		$	1,719
NEPSI Acquisition			32,940
Less impairment loss			-
December 31, 2020		$	34,659

Schedule of Finite-Lived Intangible Assets [Table Text Block]

		December 31, 2020												March 31, 2020
		Gross Amount				Accumulated Amortization				Net Book Value				Gross Amount				Accumulated Amortization				Net Book Value				Estimated Useful Life
Backlog		$	600			$	(285	)		$	315			$	—			$	—			$	—				2
Trade name			600				—				600				—				—				—				Indefinite
Customer relationships			6,100				(239	)			5,861				—				—				—				7
Core technology and know-how			5,970				(2,782	)			3,188				5,970				(2,420	)			3,550				5 - 10
Intangible assets		$	13,270			$	(3,306	)		$	9,964			$	5,970			$	(2,420	)		$	3,550

Schedule of Finite-Lived Intangible Assets, Future Amortization Expense [Table Text Block]

Years ended March 31,		Total
2021			826
2022			2,115
2023			1,808
2024			1,393
2025			1,077
Thereafter			2,145
Total		$	9,364

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