Assets Held for Sale (Details) - USD ($) $ in Thousands	9 Months Ended
	Nov. 30, 2021	Nov. 30, 2020
Liabilities
Less: Impairment of carrying value of remaining assets held for sale to estimated sales price(1)		$ (7,030)
Disposal Group, Held-for-sale, Not Discontinued Operations
Assets
Accounts receivable	$ 3,399
Inventories	2,057
Contract assets	3,373
Other current assets	55
Property, plant and equipment	1,233
Other assets	87
Goodwill	1,693
Liabilities
Accounts payable	(608)
Contract liabilities	(913)
Other accrued liabilities	(2,451)
Other long term liabilities	(26)
Total carrying value	7,899
Less: Impairment of carrying value of remaining assets held for sale to estimated sales price(1)	(3,490)
Fair value of disposal group	$ 4,409