Earnings per Share (Tables) |
9 Months Ended | ||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
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Oct. 31, 2015 | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Earnings Per Share [Abstract] | |||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||||
Reconciliation of Number of Shares Outstanding for Basic and Diluted Earnings Per Share | The following table provides a reconciliation of the number of shares outstanding for basic and diluted earnings per share:
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Potential Common Stock Equivalents Excluded from Computation of Diluted Earnings Per Share | The following potential common stock equivalents were excluded from the computation of diluted earnings per share in each period because the exercise price of such options was greater than the average market price per share of common stock for the respective periods or because of the unearned compensation associated with either the stock options or restricted stock.
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