XML 64 R53.htm IDEA: XBRL DOCUMENT v3.23.3
Research and Development Expenses (Details) - USD ($)
$ in Thousands
3 Months Ended 6 Months Ended
Aug. 31, 2023
Aug. 31, 2022
Aug. 31, 2023
Aug. 31, 2022
Research and Development Expenses $ 2,038 $ 3,751 $ 6,528 $ 10,552
Research and Development Expenses (2,038) (3,751) (6,528) (10,552)
Employee Compensation R & D [Member]        
Research and Development Expenses 1,373 2,068 2,819 4,355
Research and Development Expenses (1,373) (2,068) (2,819) (4,355)
Machinery and Equipments [Member]        
Research and Development Expenses 0 1,184 1,236 3,073
Research and Development Expenses 0 (1,184) (1,236) (3,073)
External Engineering [Member]        
Research and Development Expenses 141 611 1,297 2,206
Research and Development Expenses (141) (611) (1,297) (2,206)
Plant and Laboratory Operating Expenses [Member]        
Research and Development Expenses 447 584 916 1,450
Research and Development Expenses (447) (584) (916) (1,450)
Other [Member]        
Research and Development Expenses 99 143 307 376
Research and Development Expenses (99) (143) (307) (376)
Tax Credits [Member]        
Research and Development Expenses 22 839 47 908
Research and Development Expenses $ (22) $ (839) $ (47) $ (908)