Consolidated Statements of Changes in Shareholders' Equity (Parenthetical)			3 Months Ended	9 Months Ended
		Mar. 15, 2016 $ / shares shares	Mar. 31, 2016 $ / shares	Mar. 31, 2016 $ / shares
Consolidated Statements of Changes in Shareholders' Equity (Unaudited) [Abstract]
Additional stock issued, stock split (in shares) | shares		4,305,670
Common stock, par value (in dollars per share)		$ 0.10	$ 0.10	$ 0.10
Stock split ratio				2
Dividends per share (in dollars per share)	[1]		$ 0.0925	$ 0.2775
Ownership percentage			54.40%	54.40%

[1] Share and per share data for 2015 have been adjusted for 2-for-1 stock split