REVENUE - Disaggregated basis (Details) - USD ($) $ in Thousands	3 Months Ended
Jun. 30, 2025	Jun. 30, 2024
REVENUE
Revenue	$ 7,379	$ 7,986
Over-time
REVENUE
Revenue	6,685	7,492
Point-in-time
REVENUE
Revenue	694	494
Defense
REVENUE
Revenue	$ 7,379	7,800
Industrial
REVENUE
Revenue		$ 186

Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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- Definition

Amount, including tax collected from customer, of revenue from satisfaction of performance obligation by transferring promised good or service to customer. Tax collected from customer is tax assessed by governmental authority that is both imposed on and concurrent with specific revenue-producing transaction, including, but not limited to, sales, use, value-added and excise.

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