Equity Investment - Equity Method Investment, Summarized Financial Information (Details) - USD ($) $ in Thousands	3 Months Ended		9 Months Ended
	Nov. 30, 2021	Nov. 30, 2020	Nov. 30, 2021	Nov. 30, 2020	Aug. 31, 2021	May 31, 2021	Feb. 28, 2021	Aug. 31, 2020	May 31, 2020	Feb. 29, 2020
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Summarized Financial Information, Current Assets	$ 345,098		$ 345,098				$ 319,339
Equity Method Investment, Summarized Financial Information, Current Liabilities	220,926		220,926				146,796
Equity Method Investment Summarized Financial Information, Equity	344,329	$ 366,530	344,329	$ 366,530	$ 374,829	$ 377,772	376,069	$ 348,484	$ 339,588	$ 348,229
Equity Method Investment, Summarized Financial Information, Gross Profit (Loss)	51,704	58,128	125,585	116,179
Equity Method Investment, Summarized Financial Information, Net Income (Loss)	(29,672)	$ 17,440	(28,567)	14,890
ASA Electronics, LLC [Member]
Schedule of Equity Method Investments [Line Items]
Equity Method Investment, Summarized Financial Information, Current Assets	50,885		50,885				49,956
Equity Method Investment, Summarized Financial Information, Noncurrent Assets	4,932		4,932				4,757
Equity Method Investment, Summarized Financial Information, Current Liabilities	10,561		10,561				8,179
Equity Method Investment Summarized Financial Information, Equity	$ 45,256		45,256				$ 46,534
Equity Method Investment, Summarized Financial Information, Revenue			91,153	67,940
Equity Method Investment, Summarized Financial Information, Gross Profit (Loss)			22,976	16,749
Equity Method Investment, Summarized Financial Information, Income (Loss) from Continuing Operations			13,867	8,761
Equity Method Investment, Summarized Financial Information, Net Income (Loss)			$ 13,928	$ 9,012