Condensed consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Nov. 30, 2021	Feb. 28, 2021
Statement of Financial Position [Abstract]
Accounts receivable, allowance for doubtful accounts	$ 5,190	$ 5,713
Common Stock, Par Value (usd per share)	$ 1	$ 1
Common Stock, Shares Authorized (shares)	100,000,000	100,000,000
Common Stock, Shares Issued (shares)	24,693,000	25,108,000
Common Stock, Shares, Outstanding (shares)	24,693,000	25,108,000

Amount of allowance for credit loss on accounts receivable, classified as current.

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-Name Accounting Standards Codification
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Reference 2: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
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Reference 3: http://www.xbrl.org/2003/role/disclosureRef
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-Name Accounting Standards Codification
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Face amount or stated value per share of common stock.

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Total number of common shares of an entity that have been sold or granted to shareholders (includes common shares that were issued, repurchased and remain in the treasury). These shares represent capital invested by the firm's shareholders and owners, and may be all or only a portion of the number of shares authorized. Shares issued include shares outstanding and shares held in the treasury.

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Number of shares of common stock outstanding. Common stock represent the ownership interest in a corporation.

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