v3.26.1
REVENUE - Product Revenue (Parenthetical) (Details) - USD ($)
$ in Thousands
12 Months Ended
Mar. 31, 2026
Mar. 31, 2025
Mar. 31, 2024
Disaggregation of Revenue [Line Items]      
Revenues $ 86,306 $ 79,720 $ 90,581
Light fixture sales-type lease | Orion Reportable Segments      
Disaggregation of Revenue [Line Items]      
Revenues 400 700 0
Sale of tax credits | Orion Reportable Segments      
Disaggregation of Revenue [Line Items]      
Revenues 0 0 100
Legacy solar facilities | Orion Reportable Segments      
Disaggregation of Revenue [Line Items]      
Revenues $ 400 $ 0 $ 0