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Condensed Consolidated Statements Of Changes In Stockholders' Equity (Parenthetical)	9 Months Ended
	Mar. 31, 2012	Mar. 31, 2011
Condensed Consolidated Statements Of Changes In Stockholders' Equity [Abstract]
Exercise of stock options, shares	19,200	31,000
Issuance of deferred shares, shares	172,002	92,761
Employee stock purchase plans, shares	3,744
Open market purchase of treasury shares, shares	886,503
Treasury share purchases, shares		28,049
Other treasury shares purchases, shares	48,810

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

Number of share options (or share units) exercised during the current period.