Condensed Consolidated Statements of Changes in Stockholders' Equity (Parenthetical) - shares	6 Months Ended
	Dec. 31, 2015	Dec. 31, 2014
Exercise of stock options, shares	50,337	42,450
Employee Stock Purchase Plan, shares	8,382	4,972
Issuance of deferred shares, shares	615,395	314,003
Other treasury shares purchases, shares	200,019	100,694