Consolidated Balance Sheets (Parenthetical) - USD ($) $ in Thousands	Nov. 30, 2019	Feb. 28, 2019
Statement of Financial Position [Abstract]
Common Stock, Par or Stated Value Per Share	$ 0.5	$ 0.5
Common Stock, Shares Authorized	350,000,000	350,000,000
Common Stock, Shares, Issued	163,795,082	167,478,924
Common stock, shares outstanding	163,795,082	167,478,924
Accumulated Depreciation, Depletion and Amortization, Property, Plant, and Equipment	$ 1,239,443	$ 1,297,393

Amount of accumulated depreciation, depletion and amortization for physical assets used in the normal conduct of business to produce goods and services.

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Face amount or stated value per share of common stock.

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The maximum number of common shares permitted to be issued by an entity's charter and bylaws.

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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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