Schedule of Revenue Recognition - Sales Revenue by Product Line (Details) - USD ($)	3 Months Ended		6 Months Ended
	Aug. 31, 2024	Aug. 31, 2023	Aug. 31, 2024	Aug. 31, 2023
Disaggregation of Revenue [Line Items]
Sales revenue	$ 5,161,782	$ 5,639,117	$ 10,192,820	$ 9,242,135
Fluxing Systems [Member]
Disaggregation of Revenue [Line Items]
Sales revenue	$ 119,000	$ 204,000	$ 253,000	$ 440,000
Sales revenue, percent	2.00%	4.00%	3.00%	5.00%
Integrated Coating Systems [Member]
Disaggregation of Revenue [Line Items]
Sales revenue	$ 2,023,000	$ 853,000	$ 2,770,000	$ 1,162,000
Sales revenue, percent	39.00%	15.00%	27.00%	12.00%
Multi-Axis Coating Systems [Member]
Disaggregation of Revenue [Line Items]
Sales revenue	$ 1,931,000	$ 2,923,000	$ 4,595,000	$ 4,686,000
Sales revenue, percent	38.00%	52.00%	45.00%	51.00%
OEM Systems [Member]
Disaggregation of Revenue [Line Items]
Sales revenue	$ 205,000	$ 535,000	$ 537,000	$ 810,000
Sales revenue, percent	4.00%	9.00%	5.00%	9.00%
2013 Stock Incentive Plan ("2013 Plan") [Member]
Disaggregation of Revenue [Line Items]
Sales revenue	$ 884,000	$ 1,124,000	$ 2,038,000	$ 2,144,000
Sales revenue, percent	17.00%	20.00%	20.00%	23.00%
Total [Member]
Disaggregation of Revenue [Line Items]
Sales revenue	$ 5,162,000	$ 5,639,000	$ 10,193,000	$ 9,242,000