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Earnings (Loss) Per Share (Detail) - Schedule of Options Outstanding In Millions, unless otherwise specified	Feb. 28, 2013	Feb. 29, 2012
Options outstanding pursuant to stock-based compensation plans (in millions)	4.2	5.5

- Definition

The number of shares reserved for issuance under stock option agreements awarded under the plan that validly exist and are outstanding as of the balance sheet date, including vested options.

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