Employee Benefit Plans (Narrative) (Details)	12 Months Ended
	Jun. 30, 2016 USD ($)
Defined Benefit Plans and Other Postretirement Benefit Plans Disclosures [Abstract]
Employer matching contribution, percent of participant's contribution	50.00%
Employer contribution per participant	$ 800
Defined benefit plan, employer contributions, vesting period (in years)	5 years
Deferred compensation plan, employer contributions, vesting period (in years)	5 years