v3.25.2
Property Plant and Equipment Net (Details) - USD ($)
$ in Thousands
May 31, 2025
Feb. 28, 2025
Property, Plant And Equipment, Gross $ 12,583 $ 12,389
Less: Accumulated Depreciation, Write-down And Impairment (10,796) (10,652)
Property, Plant And Equipment, Net 1,787 1,737
Building and land improvements    
Property, Plant And Equipment, Gross 1,827 1,741
Less: Accumulated Depreciation, Write-down And Impairment (1,714) (1,616)
Property, Plant And Equipment, Net 113 125
Machinery and Equipment [Member]    
Property, Plant And Equipment, Gross 8,460 8,460
Less: Accumulated Depreciation, Write-down And Impairment (8,460) (8,460)
Property, Plant And Equipment, Net 0 0
Office equipment and furniture    
Property, Plant And Equipment, Gross 271 259
Less: Accumulated Depreciation, Write-down And Impairment (181) (170)
Property, Plant And Equipment, Net 90 89
Building [Member]    
Property, Plant And Equipment, Gross 1,802 1,717
Less: Accumulated Depreciation, Write-down And Impairment (441) (406)
Property, Plant And Equipment, Net 1,361 1,311
Land [Member]    
Property, Plant And Equipment, Gross 223 212
Less: Accumulated Depreciation, Write-down And Impairment 0 0
Property, Plant And Equipment, Net $ 223 $ 212