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Condensed Consolidated Statements Of Changes In Stockholders' Equity And Comprehensive Income (Parenthetical)	3 Months Ended
	Sep. 30, 2011	Sep. 30, 2010
Condensed Consolidated Statements Of Changes In Stockholders' Equity And Comprehensive Income [Abstract]
Exercise of stock options	5,400
Issuance of deferred shares	40,787	1,234
Employee stock purchase plans, shares	1,012
Treasury share purchases	517,088
Other treasury shares	10,835	462

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Number of shares issued during the period as a result of an employee stock purchase plan.

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