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Property Plant and Equipment net (Details) - USD ($)
$ in Thousands
Feb. 28, 2025
Feb. 29, 2024
Property, Plant And Equipment, Gross $ 12,389 $ 12,641
Less: Accumulated Depreciation, Write-down And Impairment (10,652) (2,005)
Property, Plant And Equipment, Net 1,737 10,636
Machinery and Equipment [Member]    
Property, Plant And Equipment, Gross 8,460 8,460
Less: Accumulated Depreciation, Write-down And Impairment (8,460) 0
Property, Plant And Equipment, Net 0 8,460
Office equipment and furniture    
Property, Plant And Equipment, Gross 259 275
Less: Accumulated Depreciation, Write-down And Impairment (170) (162)
Property, Plant And Equipment, Net 89 113
Building and land improvements    
Property, Plant And Equipment, Gross 1,741 1,853
Less: Accumulated Depreciation, Write-down And Impairment (1,616) (1,472)
Property, Plant And Equipment, Net 125 381
Building    
Property, Plant And Equipment, Gross 1,717 1,827
Less: Accumulated Depreciation, Write-down And Impairment (406) (371)
Property, Plant And Equipment, Net 1,311 1,456
Land    
Property, Plant And Equipment, Gross 212 226
Less: Accumulated Depreciation, Write-down And Impairment 0 0
Property, Plant And Equipment, Net $ 212 $ 226