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Note 17 - Business Segments (Tables)

3 Months Ended

Jun. 30, 2025

Notes Tables

Schedule of Segment Reporting Information, by Segment [Table Text Block]

		Three Months Ended June 30, 2025
		Grid				Wind				Unallocated				Total
Segment operating income:
Revenues		$	60,087			$	12,271			$	-			$	72,358
Less (a)
Segment other operating expenses (b)			55,932				10,782				-				66,714
Segment operating income		$	4,155			$	1,489			$	-			$	5,644

		Three Months Ended June 30, 2024
		Grid				Wind				Unallocated				Total
Segment operating income:
Revenues		$	32,336			$	7,954			$	-			$	40,290
Less (a)
Segment other operating expenses (b)			32,573				7,088				3,920				43,581
Segment operating income (loss)		$	(237	)		$	866			$	(3,920	)		$	(3,291	)

		Three Months Ended June 30,
		2025				2024
Operating income (loss):		$	5,644			$	(3,291	)
Interest income, net			932				1,120
Other income (expense), net			347				(160	)
Income (loss) before income tax expense		$	6,923			$	(2,331	)

		Three Months Ended June 30,
		2025				2024
Grid		$	1,202			$	987
Wind			27				21
Total		$	1,229			$	1,008

Reconciliation of Assets from Segment to Consolidated [Table Text Block]

		June 30, 2025				March 31, 2025
Grid		$	221,959			$	211,520
Wind			17,437				13,697
Corporate assets			213,450				85,304
Total		$	452,846			$	310,521

X

- Definition

Tabular disclosure of all significant reconciling items in the reconciliation of total assets from reportable segments to the entity's consolidated assets.

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-Topic 280
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