DEBT - Long-term debt (Details) - USD ($) $ in Thousands	Mar. 31, 2026	Mar. 31, 2025
DEBT
Total debt	$ 7,037	$ 7,424
Less: debt issue costs unamortized	153	68
Total debt, net	6,884	7,356
Less: Current portion of long-term debt	6,884	7,353
Total long-term debt, net		3
Stadco Term Loan, at 3.79% interest, due August 2028
DEBT
Total debt	$ 1,504	$ 2,086
Interest rate (as a percent)	3.79%	3.79%
Ranor Term Loan, at 6.05% interest, due December 2027
DEBT
Total debt	$ 2,081	$ 2,151
Interest rate (as a percent)	6.05%	6.05%
Ranor Revolver Loan, due September 2026
DEBT
Total debt	$ 3,446	$ 3,150
Stadco equipment financing, at 13.38% interest, due September 2026
DEBT
Total debt	$ 6	$ 37
Interest rate (as a percent)	13.38%	13.38%