Equity Investment - Equity Method Investment, Summarized Financial Information (Details) - USD ($) $ in Thousands	12 Months Ended
	Feb. 28, 2022	Feb. 28, 2021	Feb. 29, 2020	Feb. 28, 2019
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Summarized Financial Information, Current Assets	$ 330,772	$ 319,339
Equity Method Investment, Summarized Financial Information, Current Liabilities	204,016	146,796
Equity Method Investment Summarized Financial Information, Equity	346,102	376,069	$ 348,229	$ 395,101
Equity Method Investment, Summarized Financial Information, Gross Profit (Loss)	169,478	158,547	109,776
Equity Method Investment, Summarized Financial Information, Net Income (Loss)	(27,465)	23,366	(41,822)
ASA Electronics, LLC [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Summarized Financial Information, Current Assets	46,202	49,956
Equity Method Investment, Summarized Financial Information, Noncurrent Assets	7,382	4,757
Equity Method Investment, Summarized Financial Information, Current Liabilities	10,888	8,179
Equity Method Investment Summarized Financial Information, Equity	42,696	46,534
Equity Method Investment, Summarized Financial Information, Revenue	114,825	95,866	98,632
Equity Method Investment, Summarized Financial Information, Gross Profit (Loss)	27,517	24,124	21,342
Equity Method Investment, Summarized Financial Information, Income (Loss) from Continuing Operations	15,695	12,938	10,014
Equity Method Investment, Summarized Financial Information, Net Income (Loss)	$ 15,780	$ 14,700	$ 10,348