Earnings Per Share (Tables)

12 Months Ended

Jun. 30, 2013

Earnings Per Share [Abstract]

Schedule of Earnings Per Share, Basic and Diluted [Table Text Block]

	Year Ended June 30,
	2013		2012		2011
Net Income	$	176,645	$	154,984	$	137,471
Common share information:
Weighted average shares outstanding for basic earnings per share	86,040		86,599		85,948
Dilutive effect of stock options and restricted stock	579		688		739
Weighted average shares outstanding for diluted earnings per share	86,619		87,287		86,687
Basic earnings per share	$	2.05	$	1.79	$	1.60
Diluted earnings per share	$	2.04	$	1.78	$	1.59