Assets Held for Sale (Details) - USD ($) $ in Thousands	6 Months Ended
	Aug. 31, 2021	Aug. 31, 2020
Liabilities
Less: Impairment of carrying value of remaining assets held for sale to estimated sales price(1)		$ (7,261)
Disposal Group, Held-for-sale, Not Discontinued Operations
Assets
Accounts receivable	$ 4,580
Inventories	1,762
Contract assets	4,094
Other current assets	89
Property, plant and equipment	1,301
Other assets	126
Goodwill	1,693
Liabilities
Accounts payable	879
Contract liabilities	925
Other accrued liabilities	2,543
Lease liability – long term	50
Total carrying value	9,248
Less: Impairment of carrying value of remaining assets held for sale to estimated sales price(1)	(3,490)
Fair value of disposal group	$ 5,758