RETIREMENT SAVINGS PLANS (Detail Textuals) - USD ($)	12 Months Ended
	Jun. 30, 2016	Jun. 30, 2015	Jun. 30, 2014
Defined Contribution Plan Disclosure [Line Items]
Supplemental savings plan obligation, current portion	$ 228,362,000	$ 185,830,000
401 (k) Plan
Defined Contribution Plan Disclosure [Line Items]
Employee contribution, maximum percentage of compensation	75.00%
Employer matching contribution, percent of match	6.00%
Employer matching contribution, percent of employee salary deferral	50.00%
Contribution expense	$ 25,500,000	22,500,000	$ 21,900,000
Employer contribution vesting period	3 years
Six3 Retirement Savings Plans
Defined Contribution Plan Disclosure [Line Items]
Contribution expense	$ 0	700,000
Discretionary contribution expense	20,600,000	18,000,000
International Operations Defined Contribution Plans
Defined Contribution Plan Disclosure [Line Items]
Contribution expense	1,400,000	1,100,000	1,100,000
Supplemental Savings Plan
Defined Contribution Plan Disclosure [Line Items]
Contribution expense	500,000	500,000	$ 300,000
Company contributions	$ 400,000
Employee contribution maximum, percentage of base compensation	50.00%
Employee contribution maximum, percentage of bonuses and commissions	100.00%
Employer contribution percentage	5.00%
Employer contribution vesting period	5 years
Annual IRC compensation limit	$ 265,000
Supplemental savings plan obligation	83,900,000
Supplemental savings plan obligation, current portion	6,900,000
Change in supplemental savings plan obligation	1,200,000
Investment gains	2,000,000
Participant compensation deferral	6,900,000
Distributions paid to participants	8,100,000
Rabbi Trust | Supplemental Savings Plan
Defined Contribution Plan Disclosure [Line Items]
Investment gains	1,800,000	2,000,000
COLI portion of supplemental savings plan assets	$ 88,800,000	$ 89,000,000