Nature of Operations and Summary of Significant Accounting Policies Recent Accounting Pronouncements (Details) - New Accounting Pronouncement, Early Adoption, Effect [Member] - USD ($) $ / shares in Units, $ in Thousands	12 Months Ended
	Jun. 30, 2017	Jun. 30, 2016
New Accounting Pronouncement, Early Adoption [Line Items]
Excess Tax Benefit from Share-based Compensation, Operating Activities	$ (2,638)	$ (1,306)
Excess Tax Benefit from Share-based Compensation, Financing Activities	$ 2,638	$ 1,306
New Accounting Pronouncement, Effect of Change On Effective Income Tax Rate	0.72%
New Accounting Pronouncement , Effect of Change on Basic Earnings Per Share	$ 0.03
New Accounting Pronouncement, Effect of Change on Diluted Earnings Per Share	$ 0.03