Condensed Consolidated Statements of Changes in Stockholders' Equity (Parenthetical) - shares	9 Months Ended
	Mar. 31, 2016	Mar. 31, 2015
Exercise of stock options, shares	62,137	55,200
Issuance of deferred shares, shares	623,443	318,763
Employee Stock Purchase Plan, shares	13,003	8,601
Treasury Stock, Shares, Acquired	330,000	0
Other treasury shares purchases, shares	202,916	102,450