SEGMENT DATA (Reconciliation of Segment Assets and Liabilities) (Details) - USD ($) $ in Thousands	Mar. 31, 2025	Mar. 31, 2024
Corporate and Other
Total assets	$ 52,463	$ 63,169
Operating Segments
Corporate and Other
Total assets	52,463	63,169
Operating Segments | Lighting Segment
Corporate and Other
Total assets	20,646	25,911
Operating Segments | Maintenance Segment
Corporate and Other
Total assets	4,384	8,827
Operating Segments | EV Segment
Corporate and Other
Total assets	11,963	15,291
Operating Segments | Corporate and Other (Member)
Corporate and Other
Total assets	$ 15,470	$ 13,140