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Basic and Diluted Earnings Per Share (Details Textual)
In Millions, unless otherwise specified |
3 Months Ended | 9 Months Ended | ||
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Feb. 29, 2012
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Feb. 28, 2011
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Feb. 29, 2012
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Feb. 28, 2011
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| Basic and Diluted Earnings Per Share (Textual) [Abstract] | ||||
| Common stock issued related to exercises or vesting of stock-based awards | 0.1 | 0.2 | 0.4 | 0.4 |
| X | ||||||||||
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- Details
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| X | ||||||||||
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- Definition
Gross number of shares (or other type of equity) issued during the period as a result of any equity-based compensation plan other than an employee stock ownership plan (ESOP). Shares issued could result from the issuance of restricted stock, the exercise of stock options, stock issued under employee stock purchase plans, and/or other employee benefit plans. No definition available.
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