Consolidated Statements of Changes in Stockholders' Equity (Parenthetical) - shares	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Exercise of stock options, shares	55,200	134,450	97,840
Issuance of deferred shares, shares	326,763	266,209	367,449
Employee Stock Purchase Plans, shares	13,243	5,440	4,452
Open market purchase of treasury shares, shares	283,772		0
Other treasury share purchases	105,058	80,096	107,344