SEGMENT DATA - (Reconciliation of Segment Assets and Liabilities) (Details) - USD ($) $ in Thousands	Jun. 30, 2025	Mar. 31, 2025
Segment Reporting Information [Line Items]
Total assets	$ 49,017	$ 52,463
Operating Segments [Member]
Segment Reporting Information [Line Items]
Total assets	49,017	52,463
Operating Segments [Member] \| Lighting Segment
Segment Reporting Information [Line Items]
Total assets	21,714	20,646
Operating Segments [Member] \| Maintenance Segment
Segment Reporting Information [Line Items]
Total assets	4,627	4,384
Operating Segments [Member] \| EV Segment
Segment Reporting Information [Line Items]
Total assets	8,326	11,963
Operating Segments [Member] \| Corporate and Other
Segment Reporting Information [Line Items]
Total assets	$ 14,350	$ 15,470

Amount of asset recognized for present right to economic benefit.

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+ Details