Earnings Per Share Earnings Per Share (Details) - USD ($) $ / shares in Units, shares in Thousands, $ in Thousands	3 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Earnings Per Share, Basic and Diluted [Abstract]
Net Income	$ 89,370	$ 83,551
Common share information:
Weighted average shares outstanding for basic earnings per share	76,972	77,188
Dilutive effect of stock options and restricted stock	95	349
Weighted average shares outstanding for diluted earnings per share	77,067	77,537
Basic earnings per share	$ 1.16	$ 1.08
Diluted earnings per share	$ 1.16	$ 1.08
Antidilutive Securities Excluded from Computation of Earnings Per Share, Amount	0	0