Equity Investment - Additional Information (Details) - USD ($) $ in Thousands	12 Months Ended
Feb. 28, 2023	Feb. 28, 2022	Feb. 28, 2021
Schedule of Equity Method Investments [Line Items]
Income (loss) from equity method investments	$ 6,969	$ 7,890	$ 7,350
Proceeds from equity method investment, distribution	6,300	9,809	6,009
Retained earnings, undistributed earnings from equity method investees	16,692	16,022
Related party transaction, other revenues from transactions with related party	232	315	$ 260
Due from affiliate, current	$ 49	$ 68
ASA Electronics, LLC [Member]
Schedule of Equity Method Investments [Line Items]
Equity method investment, ownership percentage	50.00%

Amount of receivables due from an entity that is affiliated with the reporting entity by means of direct or indirect ownership, due within 1 year (or 1 business cycle).

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Amount of distribution received from equity method investee for return on investment, classified as operating activities. Excludes distribution for return of investment, classified as investing activities.

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The percentage of ownership of common stock or equity participation in the investee accounted for under the equity method of accounting.

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Amount of consolidated retained earnings that represent undistributed (not yet received) earnings from 50 percent or less owned persons accounted for by the equity method (equity method investees).

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Line items represent financial concepts included in a table. These concepts are used to disclose reportable information associated with domain members defined in one or many axes to the table.

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