Employee Benefit Plan (Assumptions Used in Calculating Net Pension Expense) (Details)	12 Months Ended
	Jun. 30, 2015	Jun. 30, 2014	Jun. 30, 2013
Compensation and Retirement Disclosure [Abstract]
Discount rate	4.05%	4.50%	3.90%
Expected long-term rate of return on assets	7.25%	7.25%	7.25%
Increase in compensation levels	4.00%	4.00%	4.00%