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Statement Of Shareholders Equity And Other Comprehensive Income (Parenthetical) (Retained Earnings, USD $)	12 Months Ended
	Jul. 31, 2013	Jul. 31, 2012	Jul. 31, 2011
Retained Earnings
Special dividends, per common share	$ (1.5)
Cash dividends, per common share	$ (0.72)	$ (0.60)	$ (0.40)

X

- Definition

CommonStockSpecialDividendsPerShareCashPaid

+ References

No definition available.

+ Details

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X

- Definition

Aggregate dividends paid during the period for each share of common stock outstanding.

+ References

Reference 1: http://www.xbrl.org/2003/role/presentationRef

-Publisher SEC

-Name Regulation S-X (SX)

-Number 210

-Section 04

-Article 3



Reference 2: http://www.xbrl.org/2003/role/presentationRef

-Publisher FASB

-Name Accounting Standards Codification

-Topic 505

-SubTopic 10

-Section S99

-Paragraph 1

-Subparagraph (SX 210.3-04)

-URI http://asc.fasb.org/extlink&oid=6959260&loc=d3e187085-122770

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