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CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY AND COMPREHENSIVE INCOME (Parenthetical) (USD $)	12 Months Ended
	Oct. 31, 2011	Oct. 31, 2010	Oct. 31, 2009
CONSOLIDATED STATEMENTS OF STOCKHOLDERS' EQUITY AND COMPREHENSIVE INCOME
Cash dividends paid on common stock (in dollars per share)	$ 0.80	$ 0.72	$ 0.60
Issuance of shares under stock-based compensation plans (in shares)	504,760	703,930	1,201,256
Purchase of shares of common stock (in shares)	2,296,380	2,678,474	3,316,536

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), net of any shares forfeited. 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.

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