DEBT - Long-term debt (Details) - USD ($) $ in Thousands	Dec. 31, 2025	Mar. 31, 2025
DEBT
Total debt	$ 6,692	$ 7,424
Less: debt issue costs unamortized	42	68
Total debt, net	6,650	7,356
Less: Current portion of long-term debt	6,650	7,353
Total long-term debt, net		3
Stadco Term Loan, at 3.79% interest, due August 2028
DEBT
Total debt	$ 1,652	2,086
Interest rate (as a percent)	3.79%
Ranor Term Loan, at 6.05% interest, due December 2027
DEBT
Total debt	$ 2,099	2,151
Interest rate (as a percent)	6.05%
Ranor Revolver Loan, due January 2026
DEBT
Total debt	$ 2,926	3,150
Stadco equipment financing, at 13.38% interest, due April 2026
DEBT
Total debt	$ 15	$ 37
Interest rate (as a percent)	13.38%